SC1151(1998) 查看數據表（PDF） - Semtech Corporation
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SC1151 Datasheet PDF : 6 Pages
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PROGRAMMABLE DC/DC CONTROLLER
FOR ADVANCED MICROPROCESSORS
SC1151
March 11, 1998
PIN DESCRIPTION
Pin # Pin Name
1 GND
2 VCC
3 OVP
4 PWRGOOD(1)
5 CSm
6 CSp
7 PGND
8 DH
9 BST
10 SHUTDOWN(1)
11 VOSENSE
12 VID4(1)
13 VID3(1)
14 VID2(1)
15 VID1(1)
16 VID0(1)
Pin Function
Small Signal Analog and Digital Ground
Chip Supply Voltage
High Signal out if VO>setpoint + 20%
Open collector logic output, high if VO within
10% of setpoint
Current Sense Input (negative)
Current Sense Input (positive)
Power Ground
High Side Driver Output
Vcc for High Side Driver
Logic low shuts down the converter
Top end of internal feedback chain
Programming Input (MSB)
Programming Input
Programming Input
Programming Input
Programming Input (LSB)
NOTE:
(1) All logic level inputs and outputs are
open collector TTL compatible
GND
1
VCC
2
OVP
3
PWRGOOD
4
CSm
5
CSp
6
PGND
7
DH
8
16
VID0
15
VID1
14
VID2
13
VID3
12
VID4
11
VOSENSE
10
SHUTDOWN
9
BST
© 1998 SEMTECH CORP.
3
652 MITCHELL ROAD NEWBURY PARK CA
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