ztl432 Zetex Semiconductors plc., ztl432 Datasheet - Page 6

• Manufacturer Part Number: ztl432
• Description: Ztl432 - Adjustable Precision Zener Shunt Regulator
• Manufacturer: Zetex Semiconductors plc.

Application cicuits
Issue 14 - January 2008
© Zetex Semiconductors plc 2007
V
V
V+
V+
OUT(MIN)
OUT
Single supply comparator
Output control of a three
Input
terminal fixed regulator
compensated threshold
V
V
TH
= V
REF
V
with temperature
= 2.5V
Shunt regulator
OUT
In
REF
Common
ZSR***
R1
R2
+ V
V
REG
REF
V+
Out
Output
V
V
V
ON
OFF
REF
~
V
= V
R1
R2
2V
REF
+
V
V
OUT
OUT
6
V+
V
R2a
V+
V+
REF
R1
Over voltage / under voltage
V
V
REF
Higher current shunt
REF
V
protection circuit
OUT
Series regulator
V
R2b
R1
OUT
30
0.01 F
R1
R2
regulator
R2
ZTL431, ZTL432
R1
V
REF
V
V
V
REF
V
REF
REF
REF
www.zetex.com
V
V
OUT
OUT
Output