CAT102 Datasheet, PDF (7/9 Pages) Catalyst Semiconductor – Precision, Adjustable Shunt Regulator (600mV Reference)

TYPICAL APPLICATIONS
VCC > 2.2V
CAT102
VIN
Opto-isolator
Regulator
with
Isolation
VOUT
1V regulated
output
R3
100Ω
R4
100kΩ
5 _IN
3
OUT
CAT102
2
GND
1
FB
R1
22kΩ
R2
33kΩ
Figure 2. Opto-Feedback Application Circuit
In order to allow proper operation of the optocoupler and the CAT102, the supply voltage VCC must be greater than
2.2V.
7
Doc. No. 4007, Rev. L