Adjustable Precision Shunt
Regulator
AP431/AP431A
Features
Description
• Precision reference voltage AP431 : 2.
495V ± 1%
AP431A : 2.
495V ± 0.
5%
• Sink current capability: 200mA • Minimum cathode current for regulation: 300μA • Equivalent full-range temp coefficient: 30 ppm/oC • Fast turn-on response • Low dynamic output impedance: 0.
2Ω • Programmable output voltage to 36v • Low output noise.
• Packages: TO92, SOT89, SOT23, SOT25 and
SOP
The AP431/AP431A are 3-terminal adjustable precision shunt
regulators with guaranteed temperature stability over the applicable extended commercial temperature range.
The output voltage may be set at any level greater than 2.
495V(VREF) up to 36V mere...