KA3511 データシートの表示（PDF） - Fairchild Semiconductor
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KA3511 Datasheet PDF : 21 Pages
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INTELLIGENT VOLTAGE MODE PWM IC
PIN DESCRIPTION : KA3511
KA3511/D
C1
E
C2
DTC GND TUVP
PT
V12
V5
V3.3 Vref
#22
#12
KA3511
#1
VCC COMP E/A(-) EA(+) TREM REM
RT
#11
CT
DET
TPG
PG
Pin No. Name
1
VCC
2
COMP
3
E/A(-)
4
E/A(+)
5
TREM
6
REM
7
RT
8
CT
9
DET
10
TPG
11
PG
I/O
Function
I Supply voltage
O E/A output
I E/A (-) input
I E/A (+) input
– Remote on/off delay
I Remote on/off input
– Oscillation freq. setting R
– Oscillation freq. setting C
I Detect input
– PG delay
O Power good signal output
Pin No.
12
13
14
15
16
17
18
19
20
21
22
Name
Vref
V3.3
V5
V12
PT
TUVP
GND
DTC
C2
E
C1
I/O
Function
O Precision reference VTG
I OVP, UVP input for 3.3V
I OVP, UVP input for 5V
I OVP, UVP input for 12V
I Extra protection input
– UVP delay
– Signal ground
I Deadtime control input
O Output 2
– Power ground
O Output 1
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