APL431 is a precision adjustable voltage reference chip launched by ANPEC. Its precise reference voltage is 2.500V, which guarantees 0.5%, 1% or 2% accuracy. It supports 1mA to 100mA input current, the output voltage is adjustable between Vref to 20V, and it has a typical output impedance of 0.1Ω. There are SOT-23, SOT-23-5, SOT-89, SO-8, TO-92 and TO-92S packages to choose from. It can be widely used in linear regulators, adjustable power supplies, and switching power supplies.
The ANPEC APL431 is a 3-terminal adjustable voltage reference designed for use in linear regulators, adjustable power supplies, and switching power supplies. It features a precise reference voltage with guaranteed tolerances of 0.5%, 1%, or 2% and offers an adjustable output voltage ranging from the reference voltage to 20V.
| Reference Voltage Tolerance Options | 0.5%, 1% or 2% |
|---|---|
| Sink Current Capability | 1mA to 100mA |
| Typical Operational Cathode Current | 250uA |
| Typical Output Impedance | 0.19 Ohms |
The device offers guaranteed reference voltage tolerances of 0.5%, 1%, or 2%.
The typical operational cathode current is 250uA.