Surface-mount Device (SMD)

Surface-mount Device (SMD)
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Alpha EP Series

The EP ultra-precision resistor series from Alpha Electronics offers highly stable wire-bondable resistors with a maximum resistance up to 30kΩ. By utilising Alpha's Bulk Metal® foil resistor technology, they are able to produce resistors with low temperature coefficients and excellent long-term stability.

  • Wire-bondable ultra-precision resistor
  • Available in any resistance between 30Ω and 30kΩ
  • Tight tolerance of ±0.05% for resistances between 100Ω and 30kΩ (±0.1% for resistances between 30Ω and 100Ω)
  • Tight TCR of ±5 ppm/°C (from -55°C up to +125°C)
  • Maximum working voltage of 40V
  • Maximum working current of 0.35A
  • Power rating of 0.1W (at +70°C)
  • Maximum rated operating temperature +70°C
  • Working temperature from -65°C up to +125°C

The Alpha EP resistors offer similar specifications to the Alpha MP and MQ resistor series in terms of power ratings, tolerances and resistance values available but are wire-bondable variants.

These ultra-precision, highly stable resistors are ideal for precision hybrid applications such as A/D hybrids.

The below table gives the full specifications for each resistor model available including the Alpha EP series:

Alpha EP Specifications

£0.00 Ex Tax: £0.00

Alpha EQ Series

The EQ ultra-precision resistor series from Alpha Electronics offers highly stable wire-bondable resistors with a maximum resistance up to 60kΩ. By utilising Alpha's Bulk Metal® foil resistor technology, they are able to produce resistors with low temperature coefficients and excellent long-term stability.

  • Wire-bondable ultra-precision resistor
  • Available in any resistance between 30Ω and 60kΩ
  • Tight tolerance of ±0.05% for resistances between 100Ω and 60kΩ (±0.1% for resistances between 30Ω and 100Ω)
  • Tight TCR of ±5 ppm/°C (from -55°C up to +125°C)
  • Maximum working voltage of 40V
  • Maximum working current of 0.35A
  • Power rating of 0.125W (at +70°C)
  • Maximum rated operating temperature +70°C
  • Working temperature from -65°C up to +125°C

The Alpha EQ resistors offer similar specifications to the Alpha MP and MQ resistor series in terms of power ratings, tolerances and resistance values available but are wire-bondable variants.

These ultra-precision, highly stable resistors are ideal for precision hybrid applications such as A/D hybrids.

The below table gives the full specifications for each resistor model available including the Alpha EQ series:

Alpha EQ Specifications

£0.00 Ex Tax: £0.00

Alpha MP Series

The MP ultra-precision resistor series from Alpha Electronics offers a wide resistance range from 30Ω up to 30kΩ with tight tolerances down to +0.05% (100Ω to 30kΩ), all in a small surface-mount package. By utilising Alpha's Bulk Metal® foil resistor technology, they are able to produce resistors with low temperature coefficients and excellent long-term stability. The Alpha MP series J-lead terminals provide flexibility compared to standard fixed surface-mount resistors as the resistive element internally is mechanically isolated from the leads via gold wire-bonding.

  • Surface-mount ultra-precision resistor
  • Available in any resistance between 30Ω and 30kΩ
  • Moulded package with J-lead terminations
  • The resistive element is mechanically isolated from the contact terminals
  • Tight tolerance of ±0.05% for resistances between 100Ω and 30kΩ
  • Tight TCR of ±5 ppm/°C (from -55°C up to +125°C, between 100Ω and 30kΩ) or ±10 ppm/°C (from -55°C up to +125°C, between 30Ω and 100Ω)
  • Maximum working voltage of 50V
  • Maximum working current of 0.35A
  • Power rating of 0.1W (at +125°C)
  • Maximum rated operating temperature +125°C
  • Working temperature from -65°C up to +175°C

Alpha's MP surface-mount, ultra-precision resistor series exhibit excellent high frequency characteristics thanks to their Bulk Metal® foil resistor technology, making them suitable for the most demanding precision applications.

These resistors are constructed using an outer coating of epoxy resin, which provides excellent resistance to moisture, heat and solvents. Internally, the resistive element is mechanically isolated from the lead frames using gold wire-bonding.

The below table gives the full specifications for each resistor model available including the Alpha MP series:

Alpha MP Specifications

* Please contact us for tighter tolerances

£0.00 Ex Tax: £0.00

Alpha MPH Series

The MPH ultra-precision resistor series from Alpha Electronics offers a wide resistance range from 30Ω up to 30kΩ with tight tolerances down to +0.05% (100Ω to 30kΩ), all in a small surface-mount package. By utilising Alpha's Bulk Metal® foil resistor technology, they are able to produce resistors with low temperature coefficients and excellent long-term stability. Expanding on the standard Alpha MP series, the MPH series offers gold-plated J-lead terminals making them suitable for higher temperatures of up to +200°C. The gold-plated J-lead terminals provide flexibility compared to standard fixed surface-mount resistors as the resistive element internally is mechanically isolated from the leads via gold wire-bonding.

  • Surface-mount ultra-precision resistor
  • Available in any resistance between 30Ω and 30kΩ
  • Surface-mount moulded package with gold-plated J-lead terminations for high temperatures of up to +200°C
  • The resistive element is mechanically isolated from the contact terminals
  • Tight tolerance of ±0.05% for resistances between 100Ω and 30kΩ
  • Tight TCR of ±5 ppm/°C (from -55°C up to +125°C, between 100Ω and 30kΩ) or ±10 ppm/°C (from -55°C up to +125°C, between 30Ω and 100Ω)
  • Maximum working voltage of 50V
  • Maximum working current of 0.35A
  • Power rating of 0.1W (at +125°C)
  • Maximum rated operating temperature +125°C
  • Working temperature from -65°C up to +200°C

Alpha's MPH surface-mount, ultra-precision resistor series exhibit excellent high frequency characteristics thanks to their Bulk Metal® foil resistor technology, making them suitable for the most demanding precision applications.

These resistors are constructed using an outer coating of epoxy resin, which provides excellent resistance to moisture, heat and solvents. Internally, the resistive element is mechanically isolated from the lead frames using gold wire-bonding.

The below table gives the full specifications for each resistor model available including the Alpha MPH series:

Alpha MPH Specifications

* Please contact us for tighter tolerances

£0.00 Ex Tax: £0.00

Alpha MPP Series

The MPP Z-foil resistor series from Alpha Electronics offers ultra high-precision including a TCR of ±0.2 ppm/°C (typical) as well as a wide resistance range from 30Ω up to 20kΩ, all in a small surface-mount package. By utilising Alpha's Z-foil resistor technology, they are able to produce resistors with a temperature coefficient of almost zero and excellent long-term stability. Expanding on the standard Alpha MP series, the MPP series offers double the power rating at +70°C and the same power rating up to +125°C. The J-lead terminals provide flexibility compared to standard fixed surface-mount resistors as the resistive element internally is mechanically isolated from the leads via gold wire-bonding.

  • Surface-mount ultra-precision resistor
  • Available in any resistance between 30Ω and 20kΩ
  • Surface-mount moulded package with J-lead terminations
  • The resistive element is mechanically isolated from the contact terminals
  • Tight tolerance of ±0.05% for resistances between 100Ω and 30kΩ
  • Tight TCR of ±0.2 ppm/°C (typical) thanks to Alpha's Z-foil technology.
  • Maximum working voltage of 50V
  • Maximum working current of 0.35A
  • Power rating of 0.2W (at +70°C)
  • Maximum rated operating temperature +125°C
  • Working temperature from -65°C up to +175°C

Alpha's MPP surface-mount, ultra high-precision resistor series exhibit excellent high frequency characteristics thanks to their new generation Z-foil technology, making them suitable for the most demanding precision applications.

These resistors are constructed using an outer coating of epoxy resin, which provides excellent resistance to moisture, heat and solvents. Internally, the resistive element is mechanically isolated from the lead frames using gold wire-bonding.

The below table gives the full specifications for each resistor model available including the Alpha MPP series:

Alpha MPP Specifications

* Please contact us for tighter tolerances

£0.00 Ex Tax: £0.00

Alpha MQ Series

The MQ ultra-precision resistor series from Alpha Electronics offers a wide resistance range from 30Ω up to 60kΩ with tight tolerances down to +0.05% (100Ω to 60kΩ), all in a small surface-mount package. By utilising Alpha's Bulk Metal® foil resistor technology, they are able to produce resistors with low temperature coefficients and excellent long-term stability. The Alpha MQ series J-lead terminals provide flexibility compared to standard fixed surface-mount resistors as the resistive element internally is mechanically isolated from the leads via gold wire-bonding.

  • Surface-mount ultra-precision resistor
  • Available in any resistance between 30Ω and 60kΩ
  • Surface-mount moulded package with J-lead terminations
  • The resistive element is mechanically isolated from the contact terminals
  • Tight tolerance of ±0.05% for resistances between 100Ω and 60kΩ
  • Tight TCR of ±5 ppm/°C (from -55°C up to +125°C, between 100Ω and 60kΩ) or ±10 ppm/°C (from -55°C up to +125°C, between 30Ω and 100Ω)
  • Maximum working voltage of 100V
  • Maximum working current of 0.35A
  • Power rating of 0.125W (at +125°C)
  • Maximum rated operating temperature +125°C
  • Working temperature from -65°C up to +175°C

Alpha's MQ surface-mount, ultra-precision resistor series exhibit excellent high frequency characteristics thanks to their Bulk Metal® foil resistor technology, making them suitable for the most demanding precision applications.

These resistors are constructed using an outer coating of epoxy resin, which provides excellent resistance to moisture, heat and solvents. Internally, the resistive element is mechanically isolated from the lead frames using gold wire-bonding.

The below table gives the full specifications for each resistor model available including the Alpha MQ series:

Alpha MQ Specifications

* Please contact us for tighter tolerances

£0.00 Ex Tax: £0.00

Alpha MQH Series

The MQH ultra-precision resistor series from Alpha Electronics offers a wide resistance range from 30Ω up to 60kΩ with tight tolerances down to +0.05% (100Ω to 60kΩ), all in a small surface-mount package. By utilising Alpha's Bulk Metal® foil resistor technology, they are able to produce resistors with low temperature coefficients and excellent long-term stability. Expanding on the standard Alpha MQ series, the MQH series offers gold-plated J-lead terminals making them suitable for higher temperatures of up to +200°C. The gold-plated J-lead terminals provide flexibility compared to standard fixed surface-mount resistors as the resistive element internally is mechanically isolated from the leads via gold wire-bonding.

  • Surface-mount ultra-precision resistor
  • Available in any resistance between 30Ω and 60kΩ
  • Surface-mount moulded package with gold-plated J-lead terminations for high temperatures of up to +200°C
  • The resistive element is mechanically isolated from the contact terminals
  • Tight tolerance of ±0.05% for resistances between 100Ω and 60kΩ
  • Tight TCR of ±5 ppm/°C (from -55°C up to +125°C, between 100Ω and 60kΩ) or ±10 ppm/°C (from -55°C up to +125°C, between 30Ω and 100Ω)
  • Maximum working voltage of 100V
  • Maximum working current of 0.35A
  • Power rating of 0.125W (at +125°C)
  • Maximum rated operating temperature +125°C
  • Working temperature from -65°C up to +200°C

Alpha's MQH surface-mount, ultra-precision resistor series exhibit excellent high frequency characteristics thanks to their Bulk Metal® foil resistor technology, making them suitable for the most demanding precision applications.

These resistors are constructed using an outer coating of epoxy resin, which provides excellent resistance to moisture, heat and solvents. Internally, the resistive element is mechanically isolated from the lead frames using gold wire-bonding.

The below table gives the full specifications for each resistor model available including the Alpha MQH series:

Alpha MQH Specifications

* Please contact us for tighter tolerances

£0.00 Ex Tax: £0.00

Alpha MQP Series

The MQP Z-foil resistor series from Alpha Electronics offers ultra high-precision including a TCR of ±0.2 ppm/°C (typical) as well as a wide resistance range from 30Ω up to 40kΩ, all in a small surface-mount package. By utilising Alpha's Z-foil resistor technology, they are able to produce resistors with a temperature coefficient of almost zero and excellent long-term stability. Expanding on the standard Alpha MQ series, the MQP series offers double the power rating at +70°C and the same power rating up to +125°C. The J-lead terminals provide flexibility compared to standard fixed surface-mount resistors as the resistive element internally is mechanically isolated from the leads via gold wire-bonding.

  • Surface-mount ultra-precision resistor
  • Available in any resistance between 30Ω and 40kΩ
  • Surface-mount moulded package with J-lead terminations
  • The resistive element is mechanically isolated from the contact terminals
  • Tight tolerance of ±0.05% for resistances between 100Ω and 40kΩ
  • Tight TCR of ±0.2 ppm/°C (typical) thanks to Alpha's Z-foil technology.
  • Maximum working voltage of 100V
  • Maximum working current of 0.35A
  • Power rating of 0.25W (at +70°C)
  • Maximum rated operating temperature +125°C
  • Working temperature from -65°C up to +175°C

Alpha's MQP surface-mount, ultra high-precision resistor series exhibit excellent high frequency characteristics thanks to their new generation Z-foil technology, making them suitable for the most demanding precision applications.

These resistors are constructed using an outer coating of epoxy resin, which provides excellent resistance to moisture, heat and solvents. Internally, the resistive element is mechanically isolated from the lead frames using gold wire-bonding.

The below table gives the full specifications for each resistor model available including the Alpha MQP series:

Alpha MQP Specifications

* Please contact us for tighter tolerances

£0.00 Ex Tax: £0.00

Ohmcraft HC0202 Series

The HC0202 high ohmic bondable chip resistor series from Ohmcraft® offers a resistance range from 1kΩ up to 500MΩ all in very small 0202 chip size package. By utilising their patented Micropen® precision printing technology, they are able to provide an entirely new level of performance and stability in thick-film surface-mount resistors. HC0202 resistors offer very low noise, ultra-high stability with tolerances down to ±0.5%, TCR as low as ±25 ppm/°C and VCR down to 1 ppm/V.

  • 2-terminal high ohmic, bondable, surface-mount resistor
  • Available in any resistance between 1kΩ and 500MΩ
  • Utilises patented Micropen® precision printing technology
  • Ultra-high stability
  • Very low noise
  • 0202 chip size
  • Tolerances as low as ±0.5%
  • TCR as low as ±25 ppm/°C (from +25°C up to +75°C)
  • Maximum voltage rating of 50V
  • Maximum power rating of 0.04W

Ohmcraft's HC0202 high ohmic surface-mount resistors are available with wire-bondable Gold (Au) terminations.

Standard case sizes for the HC series are 0202, 0303, 0403, 0404, 0502 and 0505, with custom case sizes available.

For custom configurations or requirements, please contact us.

The below table gives the available specifications for the HC series including the HC0202:

Ohmcraft HC Specifications

1Other custom case sizes are available.
2The continuous maximum voltage applied cannot exceed the maximum power rating.

£0.00 Ex Tax: £0.00

Ohmcraft HC0303 Series

The HC0303 high ohmic bondable chip resistor series from Ohmcraft® offers a resistance range from 1kΩ up to 10GΩ all in very small 0303 chip size package. By utilising their patented Micropen® precision printing technology, they are able to provide an entirely new level of performance and stability in thick-film surface-mount resistors. HC0303 resistors offer very low noise, ultra-high stability with tolerances down to ±0.5%, TCR as low as ±25 ppm/°C and VCR down to 1 ppm/V.

  • 2-terminal high ohmic, bondable, surface-mount resistor
  • Available in any resistance between 1kΩ and 10GΩ
  • Utilises patented Micropen® precision printing technology
  • Ultra-high stability
  • Very low noise
  • 0303 chip size
  • Tolerances as low as ±0.5%
  • TCR as low as ±25 ppm/°C (from +25°C up to +75°C)
  • Maximum voltage rating of 50V
  • Maximum power rating of 0.05W

Ohmcraft's HC0303 high ohmic surface-mount resistors are available with wire-bondable Gold (Au) terminations.

Standard case sizes for the HC series are 0202, 0303, 0403, 0404, 0502 and 0505, with custom case sizes available.

For custom configurations or requirements, please contact us.

The below table gives the available specifications for the HC series including the HC0303:

Ohmcraft HC Specifications

1Other custom case sizes are available.
2The continuous maximum voltage applied cannot exceed the maximum power rating.

£0.00 Ex Tax: £0.00

Ohmcraft HC0403 Series

The HC0403 high ohmic bondable chip resistor series from Ohmcraft® offers a resistance range from 1kΩ up to 50GΩ all in very small 0403 chip size package. By utilising their patented Micropen® precision printing technology, they are able to provide an entirely new level of performance and stability in thick-film surface-mount resistors. HC0403 resistors offer very low noise, ultra-high stability with tolerances down to ±0.5%, TCR as low as ±25 ppm/°C and VCR down to 1 ppm/V.

  • 2-terminal high ohmic, bondable, surface-mount resistor
  • Available in any resistance between 1kΩ and 50GΩ
  • Utilises patented Micropen® precision printing technology
  • Ultra-high stability
  • Very low noise
  • 0403 chip size
  • Tolerances as low as ±0.5%
  • TCR as low as ±25 ppm/°C (from +25°C up to +75°C)
  • Maximum voltage rating of 100V
  • Maximum power rating of 0.055W

Ohmcraft's HC0403 high ohmic surface-mount resistors are available with wire-bondable Gold (Au) terminations.

Standard case sizes for the HC series are 0202, 0303, 0403, 0404, 0502 and 0505, with custom case sizes available.

For custom configurations or requirements, please contact us.

The below table gives the available specifications for the HC series including the HC0403:

Ohmcraft HC Specifications

1Other custom case sizes are available.
2The continuous maximum voltage applied cannot exceed the maximum power rating.

£0.00 Ex Tax: £0.00

Ohmcraft HC0404 Series

The HC0404 high ohmic bondable chip resistor series from Ohmcraft® offers a resistance range from 1kΩ up to 50GΩ all in very small 0404 chip size package. By utilising their patented Micropen® precision printing technology, they are able to provide an entirely new level of performance and stability in thick-film surface-mount resistors. HC0404 resistors offer very low noise, ultra-high stability with tolerances down to ±0.5%, TCR as low as ±25 ppm/°C and VCR down to 1 ppm/V.

  • 2-terminal high ohmic, bondable, surface-mount resistor
  • Available in any resistance between 1kΩ and 50GΩ
  • Utilises patented Micropen® precision printing technology
  • Ultra-high stability
  • Very low noise
  • 0404 chip size
  • Tolerances as low as ±0.5%
  • TCR as low as ±25 ppm/°C (from +25°C up to +75°C)
  • Maximum voltage rating of 100V
  • Maximum power rating of 0.06W

Ohmcraft's HC0404 high ohmic surface-mount resistors are available with wire-bondable Gold (Au) terminations.

Standard case sizes for the HC series are 0202, 0303, 0403, 0404, 0502 and 0505, with custom case sizes available.

For custom configurations or requirements, please contact us.

The below table gives the available specifications for the HC series including the HC0404:

Ohmcraft HC Specifications

1Other custom case sizes are available.
2The continuous maximum voltage applied cannot exceed the maximum power rating.

£0.00 Ex Tax: £0.00

Ohmcraft HC0502 Series

The HC0502 high ohmic bondable chip resistor series from Ohmcraft® offers a resistance range from 1kΩ up to 10GΩ all in very small 0502 chip size package. By utilising their patented Micropen® precision printing technology, they are able to provide an entirely new level of performance and stability in thick-film surface-mount resistors. HC0502 resistors offer very low noise, ultra-high stability with tolerances down to ±0.5%, TCR as low as ±25 ppm/°C and VCR down to 1 ppm/V.

  • 2-terminal high ohmic, bondable, surface-mount resistor
  • Available in any resistance between 1kΩ and 10GΩ
  • Utilises patented Micropen® precision printing technology
  • Ultra-high stability
  • Very low noise
  • 0502 chip size
  • Tolerances as low as ±0.5%
  • TCR as low as ±25 ppm/°C (from +25°C up to +75°C)
  • Maximum voltage rating of 100V
  • Maximum power rating of 0.05W

Ohmcraft's HC0502 high ohmic surface-mount resistors are available with wire-bondable Gold (Au) terminations.

Standard case sizes for the HC series are 0202, 0303, 0403, 0404, 0502 and 0505, with custom case sizes available.

For custom configurations or requirements, please contact us.

The below table gives the available specifications for the HC series including the HC0502:

Ohmcraft HC Specifications

1Other custom case sizes are available.
2The continuous maximum voltage applied cannot exceed the maximum power rating.

£0.00 Ex Tax: £0.00

Ohmcraft HC0505 Series

The HC0505 high ohmic bondable chip resistor series from Ohmcraft® offers a resistance range from 1kΩ up to 50GΩ all in very small 0505 chip size package. By utilising their patented Micropen® precision printing technology, they are able to provide an entirely new level of performance and stability in thick-film surface-mount resistors. HC0505 resistors offer very low noise, ultra-high stability with tolerances down to ±0.5%, TCR as low as ±25 ppm/°C and VCR down to 1 ppm/V.

  • 2-terminal high ohmic, bondable, surface-mount resistor
  • Available in any resistance between 1kΩ and 50GΩ
  • Utilises patented Micropen® precision printing technology
  • Ultra-high stability
  • Very low noise
  • 0505 chip size
  • Tolerances as low as ±0.5%
  • TCR as low as ±25 ppm/°C (from +25°C up to +75°C)
  • Maximum voltage rating of 100V
  • Maximum power rating of 0.1W

Ohmcraft's HC0505 high ohmic surface-mount resistors are available with wire-bondable Gold (Au) terminations.

Standard case sizes for the HC series are 0202, 0303, 0403, 0404, 0502 and 0505, with custom case sizes available.

For custom configurations or requirements, please contact us.

The below table gives the available specifications for the HC series including the HC0505:

Ohmcraft HC Specifications

1Other custom case sizes are available.
2The continuous maximum voltage applied cannot exceed the maximum power rating.

£0.00 Ex Tax: £0.00

Ohmcraft SM0402 Series

The SM0402 high ohmic chip resistor series from Ohmcraft® offers a resistance range from 10kΩ up to 1GΩ all in a 0402 chip size package. By utilising their patented Micropen® precision printing technology, they are able to provide a superior precision, thick-film surface-mount resistor. SM0402 resistors offer very low noise, ultra-high stability with tolerances down to ±1% (between 10kΩ and 500MΩ), TCR as low as ±50 ppm/°C (between 10kΩ and 100MΩ) and VCR down to 1 ppm/V.

  • 2-terminal high ohmic surface-mount resistor
  • Available in any resistance between 10kΩ and 1GΩ
  • Utilises patented Micropen® precision printing technology
  • Ultra-high stability
  • Very low noise
  • 0402 chip size
  • Tolerances as low as ±1% (between 10kΩ and 500MΩ)
  • TCR as low as ±50 ppm/°C (from +25°C up to +75°C, between 10kΩ and 100MΩ)
  • Maximum voltage rating of 50V
  • Maximum power rating of 0.04W
  • Working temperature from -55°C up to +150°C

Ohmcraft's SM0402 high ohmic surface-mount resistors are available with the following terminations:

  • T - Solderable wraparound matte Tin (Sn99.9) on Nickel barrier (RoHS Compliant)
  • B - Solderable wraparound Tin Lead (Sn63Pb37) solder over Nickel barrier (Not RoHS Compliant)
  • Z - Solderable single surface Tin (Sn99.9) on Nickel barrier (RoHS Compliant)
  • S - Solderable single surface Tin Lead (Sn63Pb37) flip-chip (Not RoHS Compliant)
  • G - Wire-bondable Gold (Au) (RoHS Compliant)

Please see the SM series datasheet under the Technical Library tab for other available chip sizes and standard products.

For custom configurations or requirements, please contact us.

The below table gives the available specifications for the SM0402 series:

Ohmcraft SM0402 Specifications

The continuous maximum applied voltage cannot exceed the maximum power rating and is ohmic value dependent.
Value range is case size dependent.

£0.00 Ex Tax: £0.00