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Datasheet ZR431 (Diodes)

ПроизводительDiodes
ОписаниеADJUSTABLE PRECISION ZENER SHUNT REGULATOR
Страниц / Страница9 / 1 — ZR431. ADJUSTABLE PRECISION ZENER SHUNT REGULATOR. Description. Pin …
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Язык документаанглийский

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

Datasheet ZR431 Diodes

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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
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