Inrush Current Limiting Thermistors

Ametherm SL03 22102

  • Inrush current limiting thermistor
  • Resistance of 220Ω (at 25°C)
  • Maximum steady state current of 2A
  • Maximum recommended energy of 2J
  • Body temperature of +175°C at maximum current
  • Maximum disc diameter 3mm
  • Ametherm
  • Exempt

Specifications

Weight 0.00000 kg
Dimensions 6.00 x 3.00 x 3.00mm
Actual Energy Failure

4J

Dissipation Constant

4mW/°C

Material Type

Maximum Steady State Current

2A

Mounting / Size

Resistance at +25°C

220Ω

Series / Model

,

Thermal Time Constant

10s

Tolerance

Inrush Current Limiting Thermistors

Ametherm SL03 22102

  • Inrush current limiting thermistor
  • Resistance of 220Ω (at 25°C)
  • Maximum steady state current of 2A
  • Maximum recommended energy of 2J
  • Body temperature of +175°C at maximum current
  • Maximum disc diameter 3mm
  • Ametherm
  • Exempt

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Related Ametherm SL03 22102 Components

The SL03 22102 inrush current limiting thermistor from Ametherm offers a maximum steady state current of 2A (up to +65°C), resistance of 220Ω ±20% (at 25°C) and a maximum recommended energy rating of 2J. The Ametherm SL series suppresses surge currents that occur when electrical circuits are switched on, preventing serious damage to sensitive electronic components if their rated current values are exceeded. Connected in series with the load, at “switch-on” they limit the current due to its relatively high cold resistance. As a result of current flow, the thermistor self-heats and in turn reducing its resistance value so that once the initial surge current has been safely held off, the resistance in the thermistor is maintained at a low value to maximise efficiency

  • Inrush current limiting thermistor
  • Resistance of 220Ω (at 25°C)
  • Maximum steady state current of 2A (up to +65°C)
  • Maximum recommended energy of 2J
  • Actual energy failure at 4J
  • 2Ω at 100% maximum current and 5Ω at 50% maximum current
  • Body temperature of +175°C at maximum current
  • Dissipation constant of 4mW/°C
  • Tolerance ±20%
  • Thermal time constant of 10s
  • Material Type M (for Beta and Curve)

 

Typical applications for the SL series include:

  • Limit current inrush to PSUs and battery chargers
  • Lighting circuits and thermostat protection
  • Electric motor soft start

The below table gives the full specifications of the Ametherm SL03 22102

Ametherm SL03 22102 Specifications

Inrush Current Limiting Thermistors

Ametherm SL03 22102