SC1186 データシートの表示（PDF） - Semtech Corporation
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SC1186 Datasheet PDF : 15 Pages
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SC1186
POWER MANAGEMENT
Pin Configuration
AGND
GATE1
LDOS1
LDOS2
VCC
REF
LDOEN
CS-
CS+
PGNDH
DH
PGNDL
TOP VIEW
1
24
2
23
3
22
4
21
5
20
6
19
7
18
8
17
9
16
10
15
11
14
12
13
GATE2
LDOV
VID0
VID1
VID2
VID3
VID4
VOSENSE
EN
BSTH
BSTL
DL
Ordering Information
Device (1)
Package(1) Linear
Temp
Voltage Range (TJ)
SC1186CSW.TR
SC1186CSWTRT(2)
SO-24
1.5V/2.5V 0° to 125°C
Notes:
(1) Only available in tape and reel packaging. A reel
contains 1000 devices.
(2) Lead free product. This product is fully WEEE and
RoHS compliant.
(24 Pin SOIC)
Pin Descriptions
Pin #
Pin Name
Pin Function
1
AGND
Small Signal Analog and Digital Ground
2
GATE1 Gate Drive Output LDO1
3
LDOS1 Sense Input for LDO1
4
LDOS2 Sense Input for LDO2
5
VCC
Input Voltage
6
REF
Buffered Reference Voltage output
7
LDOEN LDO Supply Monitor.
8
CS-
Current Sense Input (negative)
9
CS+
Current Sense Input (positive)
10
PGNDH Power Ground for High Side Switch
11
DH
High Side Driver Output
12
PGNDL Power Ground for Low Side Switch
13
DL
Low Side Driver Output
14
BSTL
Supply for Low Side Driver
15
BSTH
Supply for High Side Driver
16
EN (1)
Logic low shuts down the converter, High or open for normal operation
17
VOSENSE Top end of internal feedback chain.
18
VID4 (1) Programming Input (MSB)
19
VID3 (1)
Programming Input
20
VID2 (1)
Programming Input
21
VID1 (1)
Programming Input
22
VID0 (1)
Programming Input (LSB)
23
LDOV
+12V for LDO section
24
GATE2 Gate Drive Output LDO2
Note:
(1) All logic level inputs and outputs are open collector TTL compatible.
2004 Semtech Corp.
4
www.semtech.com
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