WT7527 View Datasheet(PDF) - Unspecified
Part Name
Description
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WT7527 Datasheet PDF : 12 Pages
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TOTAL DEVICE
Parameter
Icc Supply current
Vcc operation start up voltage
Vcc under lockout voltage
Condition
PSONB= 5V
SWITCHING CHARACTERISTICS, at Ta=-40℃~125℃
Parameter
Condition
PGI to PGO Delay Time
Td1
Td2
Short circuit Delay Time
Td2-1
For 160
For 161
PGO to FPOB Delay Time
Td3
Under Voltage Delay Time
Td4
Over Current Delay Time
Td5
Over Voltage Delay Time
Td6
VX Delay Time
Td7
PSONB De-bounce Time
Tb1
PGI De-bounce Time
Tb2
WT7527
Rev. 1.20
Min.
3.2
2.8
Typ. Max. Unit
1 mA
3.4 3.6
V
3.0 3.2
V
Min.
200
49
392
2
40
13
9
40
24
47
Typ.
300
75
600
∞
4
60
20
14
60
38
73
Max. Unit
400 mS
100 mS
800 mS
mS
6
mS
81
µS
27 mS
19
uS
81
µS
52 mS
100 µS
APPLICATION CIRCUIT
PSONB
+5VSB
R5=300
10K
0.01uF
+5VSB
PGI
30K, 1%
WT752701
+5V
1K
PGI
PGO
GND
VCC
FPOB
V5
PSONB
V33
I12A
V12A
RI
I33
I12B
I5
V12B
VX
R4=100
22uF
R12, 1%
+5VSB
D1
22uF
R10, 1%
22uF
R14, 1%
PGO
+5VSB
+3.3V
+5V
+12VA
22uF
R16, 1%
+12VB
NOTE1：The series resistor R5 at PSONB can not be omitted.（R5 = 300Ω is suggested）
NOTE2：The series resistor R4 = 100Ω and diode D1 at PGO is suggested.
Weltrend Semiconductor, Inc.
Page 6
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