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SP6122ACU(2003) 查看數據表(PDF) - Signal Processing Technologies
零件编号
产品描述 (功能)
生产厂家
SP6122ACU
(Rev.:2003)
Low Voltage, Micro 8, PFET, Buck Controller
Signal Processing Technologies
SP6122ACU Datasheet PDF : 19 Pages
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BLOCK DIAGRAM
Soft Start
SS
-
+
ENABLE 4
1.25V
Reference
-
+
1V
Reset
Dominant
POR
R QB
Run
Latch
SQ
V
OUT
3
X K1
Reference
Comparator
-
+
Reset
Dominant
R
SS
Latch
PFET OFF
S QB
Soft Start Clock
V
OUT
* K1
T
ON
Start On Time
Min On Time Clock
RESET
Dominant
S QB
Loop
Latch
R
Q
PFET OFF
Driver
Logic
I
SET
6
20
µ
A
(4300 ppm/
°
C)
I
SENSE
5
I
SET
I
SENSE
PDRV
+
X 3.3
-
500mV
(3800 ppm/
°
C)
I
SET
< 1V
Low IQ
Blank
200ns Blanking
One Shot
Over Current
(Gated S&H)
+
-
POR
Reset
Dominant
S
Q
FAULT
R
POR
1 V
CC
PFET
Driver
8 PDRV
7 GND
2 FFLAG
Rev. 7/16/03
SP6122 Low Voltage, Micro 8, PFET, Buck Controller
5
© Copyright 2003 Sipex Corporation
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