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4-8-4 Pins description
pin
1
Overcurrent / feedback
2
3
4
5
4-8-5 Control part electrical characteristics
DESCRIPTION
Operation start voltage
Operation stop voltage
Circuit current in
operation
Circuit current in non-
operation
Maximum OFF time
Minimum time for input of
quaxi resonant signals
Minimum off time
O.C.P./F.B. terminal
threshold voltage 1
O.C.P./F.B. terminal
threshold voltage 2
O.C.P./F.B. terminal extraction
current
O.V.P. operation voltage
Latch circuit sustaining voltage
Latch circuit release voltage
Thermal shutdown operating
temperature
name
Source
Drain
Supply
Ground
IC PIN
NUMBER
4-5
4-5
4-5
4-5
-
1-5
-
1-5
1-5
1-2
4-5
4-5
4-5
-
symbol
description
O.C.P./ F.B.
Input of over current detection signal and
feedback signal
S
MOSFET source
D
MOSFET drain
V
Input of power supply for control circuit
IN
GND
Ground
SYMBOL
MIN.
V
(on)
14.4
IN
V
(off)
9
IN
I
(on)
IN
I
(off)
-
IN
T
(max)
45
OFF
T
(2)
-
TH
T
(min)
-
OFF
V
(1)
0.68
TH
V
(2)
1.3
TH
I
1.2
OCP/FB
V
(OVP)
20.5
IN
I
(H)
-
IN
V
(La.off)
6.6
IN
T
(TSD)
140
J
- 37 -
RATING
TYPE
MAX
16
10
-
-
-
100 mA
-
-
-
0.73
1.45
1.35
22.5
-
-
-
UNIT
17.6
V
111
V
30
mA
A
55
SEC
1.0
SEC
1.5
SEC
0.78
V
1.6
V
1.5
mA
24.5
V
400
A
8.4
V
0
-
C
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