Datasheet ZR431 (Diodes)

HerstellerDiodes
BeschreibungADJUSTABLE PRECISION ZENER SHUNT REGULATOR
Seiten / Seite9 / 1 — ZR431. ADJUSTABLE PRECISION ZENER SHUNT REGULATOR. Description. Pin …
Dateiformat / GrößePDF / 166 Kb
DokumentenspracheEnglisch

ZR431. ADJUSTABLE PRECISION ZENER SHUNT REGULATOR. Description. Pin Assignments. ATI. Features. Applications. CE I. ADVAN

Datasheet ZR431 Diodes

Modelllinie für dieses Datenblatt

Textversion des Dokuments

ZR431 ADJUSTABLE PRECISION ZENER SHUNT REGULATOR Description Pin Assignments
The ZR431 is a three terminal adjustable shunt regulator (Top View) offering excellent temperature stability and output current (Top View) handling capability up to 100mA. The output voltage may be

V 1 V 3 Z set to any chosen voltage between 2.5 and 20 volts by REF

selection of two external divider resistors. GND 2 4 GND 1 GND

The devices can be used as a replacement for zener diodes

V
N
REF 3 in many applications requiring an improvement in zener VZ 2
O
performance. SOT223 SOT23

Pin 4 floating or
ATI
connected to pin 2
Features RM

O
Surface mount SOT223 and SOT23 packages
F
• 2%, 1 % and 0.5% tolerance
N

Applications
Max. temperature coefficient 55 ppm/°C • Temperature compensated for operation • Shunt regulator
CE I
• over the full temperature range • Series regulator • Programmable output voltage • Voltage monitor • 50μA to 100mA current sink capability • Over voltage/ under voltage protection • Low output noise • Switch mode power supplies
ADVAN
• All package options available in “Green” Molding

Compound (No Br, Sb) and Lead Free Finish/ RoHS Compliant (Note 1) Notes: 1. EU Directive 2002/95/EC (RoHS). All applicable RoHS exemptions applied. Please visit our website at http://www.diodes.com/products/lead_free.html.
Typical Application Circuit
VZ V   REF + GND

ZR431 1 of 9 October 2011 Document number: DS33255 Rev. 6 - 2
www.diodes.com
© Diodes Incorporated