The Polaris CHT-BG3M high temperature voltage reference series from Cissoid offers a voltage reference range between 2.5V and 12V. These voltage references are compatible with high temperature environments with a typical operation temperature range from -55°C to +225°C. The CHT-BG3M series from Cissoid has a minimum dropout voltage of 1.5V with a load current lower than 1mA and 2.5V at 3mA load current (for CHT-BG3M-025, min dropout is 2V @ 1mA and 3V @ 3mA), with a total accuracy of ±2% and a maximum drift with temperature of 70ppm.
High temperature voltage reference
Voltage reference values of 2.5V, 3.3V, 5V, 9V, 10V and 12V
Dropout voltage at 1mA is 1.5V to 15V (CHT-BG3M-025 min dropout is 2V)
Dropout voltage at 3mA is 2.5V to 15V (CHT-BG3M-025 min dropout is 3V)
Quiescent current consumption of 700µA
Maximum output current of 3mA at 225°C
Total accuracy of ±2%
Typical operating temperature range −55°C to +225°C
Maximum drift with temperature 70ppm
Validated at +225°C for 30000 hours (and still on-going)
Available in TO-39 package (other packages available on request)
Typical Applications for the CHT-BG3M series from Cissoid include:
Well logging
Automotive
Aeronautics
Aerospace
The below table gives the full specifications of the Cission CHT-BG3M series:
1. For CHT-BG3M-025, min dropout is 2V at 1mA and 3V at 3mA
2. Input voltage cannot exceed 25V
3. ppm are defined as [d(Vout)/d(T)]/Vout. For 5V mode, 70ppm corresponds to 350µV/°C
4. Defining "x" as the nominal voltage, the line regulation is better than x/5 mV/V
5. Defining "x" as the nominal voltage, the minimum power supply rejection ratio is 66-1.2x.db
6. Defining "x" as the nominal voltage, typical noise level is (x/5)*240µVRMS
The Helios CHT-LDNS high temperature, negative low-dropout linear voltage regulator series from Cissoid offers an output voltage range between -2.5V and -15V. These voltage regulators are compatible with high temperature environments with a typical operation temperature range from -55°C to +225°C. The CHT-LDNS series from Cissoid has a minimum dropout voltage of -2V down to -20v with a maximum output current of 1A at 225°C, with a total accuracy of ±3% and a maximum output voltage temperature drift of 80ppm.
High temperature, negative low-dropout linear voltage regulator
Voltage reference values of -2.5V, -3.3V, -5V, -5.5V, -9V, -10V, -12V, -13V and -15V
Dropout voltage of -2V down to -20V
Output voltage programmable by bonding option (bare die version)
Quiescent current consumption of 3mA
Maximum output current of 1A at 225°C (For -2.5V version, max current is 100mA)
Total accuracy of ±3%
Typical operating temperature range −55°C to +225°C (operational up to 300°C)
Maximum drift with temperature 80ppm
Validated at +225°C for 43800 hours (and still on-going)
Available in TO-254 package and bare die available on request
Typical Applications for the CHT-LDNS series from Cissoid include:
Well logging
Automotive
Aeronautics
Aerospace
The below table gives the full specifications of the Cission CHT-LDNS series:
1.|Vin| max=30V
2. For -2.5V version, max current is 100mA
3. Above +225°C (T_{j}), a minimum load current of few mA could be required
4. Max power dissipation depends on packaging
5. ppm are defined as [d(Vout)/d(T)]/Vout. For -15V mode, 40ppm corresponds to 600µV/°C
6. Defining "x" as the nominal voltage, the line regulation is better than x/5 mV/V for|Vin|>14V and better than x mV/V for |Vin|≤14V. For 2.5V output voltage version, line regulation is better than 8mV/V for |Vin|>14V and better than 3mV/V for |Vin|≤14V
7. This includes the packaging parasitic resistor
8. Defining "x" as the nominal voltage, the typical quiescent current at 2V dropout can be approximated as 2.95+x/13 in mA @ -55°C and 2.65+x/13 in mA at 225°C
9. Defining "x" as the nominal voltage, the minimum power supply rejection ratio is ...(tbd)...
10 Defining "x" as the nominal voltage, typical noise level is ...(tbd)...
11. short circuit current for 2.5V typical is 1A and max is 1.3A
The Helios CHT-LDOP high temperature, low-dropout linear voltage regulator series from Cissoid offers an output voltage range between 2.5V and 15V. These voltage regulators are compatible with high temperature environments with a typical operation temperature range from -55°C to +225°C. The LDOP series from Cissoid has a minimum dropout voltage of 1V for load currents lower than 400mA and 2V with a 1A load current at +225°C, with a total accuracy of ±2% and a maximum output voltage temperature drift of 80ppm.
High temperature, low-dropout linear voltage regulator
Voltage reference values of 2.5V, 3.3V, 5V, 5.5V, 5.6V, 7.5V, 9V, 10V, 12V, 13V and 15V
Dropout voltage of 1V to 20V at lower than 400mA
Dropout voltage of 2V to 20V at 1A
Quiescent current consumption of 3mA
Maximum output current of 1A at 225°C
Total accuracy of ±2%
Typical operating temperature range −55°C to +225°C (operational up to 300°C)
Maximum drift with temperature 80ppm
Validated at +225°C for 43800 hours (and still on-going)
Available in TO-254 package and bare die available on request
Typical Applications for the CHT-LDOP series from Cissoid include:
Well logging
Automotive
Aeronautics
Aerospace
The below table gives the full specifications of the Cission CHT-LDOP series:
1. The maximum input voltage V_{in} is V_{out} +20V or 30V, whichever is less
2. Above +225°C (T_{j}), a minimum load current of few mA could be required
3. Max power dissipation depends on packaging
4. ppm are defined as 1e-6x[d(Vout)/d(T)]/Vout. For a nominal output of 15V, 40ppm corresponds to 600µV/°C
5. Defining "x" as the nominal voltage, the line regulation is better than x/5 mV/V
6. This includes the packaging parasitic resistance for TO-254 packages
7. Defining "x" as the nominal voltage, the typical quiescent current at 2V dropout can be approximated as 2.95+x/13 in mA @ -55°C and 2.65+x/13 in mA at 225°C
8. Preliminary data