431CIM Datasheet - National Semiconductor

431CIM Adjustable Precision Zener Shunt Regulator

The LM431 is a 3-terminal adjustable shunt regulator with guaranteed temperature stability over the entire temperature range of operation. It is now available in a chip sized package (4-Bump micro SMD) using National’s micro SMD package technology. The output voltage may be set at any level greater .

431CIM Features

* n Average temperature coefficient 50 ppm/˚C n Temperature compensated for operation over the full temperature range n Programmable output voltage n Fast turn-on response n Low output noise n LM431 in micro SMD package Connection Diagrams TO-92: Plastic Package SOT-23: 3-Lead Small Outline DS010055

431CIM_NationalSemiconductor.pdf