IP431A reference equivalent, programmable precision reference.
* VOLTAGE REFERENCE TOLERANCE ±1%
* PROGRAMMABLE OUTPUT VOLTAGE TO 36V
* EQUIVALENT FULL RANGE TEMPERATURE COEFFICIENT OF 30ppm/°C TYPICAL
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Being a shunt regulator it can be used as either a positive or negative voltage reference.
BLOCK DIAGRAM
CATHODE REF
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The IP431A circuit is a monolithic three terminal programmable shunt regulator diode. The voltage reference operates as a low temperature coefficient zener which is programmable between VREF (2.5V) and 36 volts using two external resistors. The devic.
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