KA3502 Просмотр технического описания (PDF) - Fairchild Semiconductor
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KA3502 Datasheet PDF : 14 Pages
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KA3502
Pin Assignments
#1
V33
V5
V12
Adj
VCC
PWM
REM
Trem
PG
Topr
#10
#20
IS33
IS5
IS12
Tsur
K
A
3
GND
5
0
FB1
2
VREF1
VREF2
FB2
UV
#11
NO NAME
FUNCTION
1
V33 +3.3 V OUTPUT VOLTAGE
2
V5
+5 V OUTPUT VOLTAGE
3
V12 +12 V OUTPUT VOLTAGE
4
Adj
ADJUSTABLE OVP INPUT
5
VCC SUPPLY VOLTAGE
6
PWM REMOTE ON/OFF OUTPUT
7
REM REMOTE ON/OFF INPUT
8
Trem REMOTE ON/OFF DELAY
9
PG
POWER GOOD OUTPUT
10
Topr PG DELAY
NO NAME
FUNCTION
11
UV
PG INPUT for Det
12
FB2
FEEDBACK for REFERENCE 2
13 VREF2
PRECISION REFERENCE
14 VREF1
PRECISION REFERENCE
15
FB1
FEEDBACK for REFERENCE 1
16
GND
GROUND
17
Tsur
OCP DELAY
18
IS12
Current INPUT for +12V
19
IS5
Current INPUT for +5V
20
IS33
Current INPUT for +3.3V
2
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