SC1151 查看數據表（PDF） - Semtech Corporation
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SC1151 Datasheet PDF : 7 Pages
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POWER MANAGEMENT
Pin Configuration
TOP VIEW
GND
1
VCC
2
OVP
3
PWRGOOD
4
CS-
5
CS+
6
PGND
7
DH
8
16
VID0
15
VID1
14
VID2
13
VID3
12
VID4
11
VOSENSE
10
EN
9
BST
(16 Pin SOIC)
SC1151
Ordering Information
Device (1)
SC1151CS.TR
Package
SO-16
Temp Range (TJ)
0° to 125°C
Note:
(1) Only available in tape and reel packaging. A reel
contains 2500 devices.
Pin Descriptions
Pin # Pin Name
Pin Function
1 GND
Small Signal Analog and Digital Ground
2 VCC
3
OVP (1)
4 PWRGOOD (1)
5 CS-
Chip Supply Voltage
High Signal out if VO>setpoint + 20%
Open collector loic output, high if VO within 10% of setpoint
Current Sense Input (negative)
6 CS+
Current Sense Input (positive)
7 PGND
Power Ground
8 DH
High Side Driver Output
9 BST
10 EN (1)
Vcc for High Side Driver
Enable Pin, logic low shuts down the converter
11 VOSENSE
Top end of internal feedback chain
12 VID4 (1)
13 VID3 (1)
Programming Input (MSB)
Programming Input
14 VID2 (1)
Programming Input
15 VID1 (1)
16 VID0 (1)
Programming Input
Programming Input (LSB)
NOTE:
(1) All logic level inputs and outputs are open collector TTL compatible
© 2000 Semtech Corp.
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