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TPS65232A2 データシート(PDF) 6 Page - Texas Instruments

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部品番号 TPS65232A2
部品情報  TRIPLE BUCK POWER MANAGEMENT IC
PDF  32 Pages
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メーカー  TI1 [Texas Instruments]
ホームページ  http://www.ti.com
Logo TI1 - Texas Instruments

TPS65232A2 データシート(HTML) 6 Page - Texas Instruments

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TPS65232
SLVSA42 – FEBRUARY 2010
www.ti.com
TERMINAL FUNCTIONS (RHA)
NAME
NO.
I/O
DESCRIPTION
BG
5
I
Reference filter pin
VINBQ
6
I
Reference supply for BUCK2 and BUCK3
V6V
7
I
Filter pin for internal voltage regulator (6 V)
VIN
8
I
Input supply for BUCK1 and support circuitry
FB2
9
I
Feedback pin (BUCK2)
CMP2
10
I
Regulator compensation (BUCK2)
EN_BCK2
11
I
Enable pin for BUCK2, active high
PGND2
12
Power ground BUCK2
PH2
13, 14
O
Switching pin (BUCK2)
VINB2
15, 16
Input supply for BUCK2 (must be tied to VINB3, VINBQ)
BST2
17
I
Bootstrap input (BUCK2)
DGND
18
Digital ground
LDRV
19
O
Low-side gate drive output (PWM controller)
HDRV
20
O
High-side gate drive output (PWM controller)
PH1
21
O
Switching pin (BUCK1)
BST1
22
I
Bootstrap input (BUCK1)
EN_BCK1
23
I
Enable pin for BUCK1, active high
CMP1
24
I
Regulator compensation (PWM controller)
FB1
25
I
Feedback pin (PWM controller)
SS
26
I
External capacitor for soft start
TRIP
27
I
BUCK1 over current trip point set-up
V3P3
28
I
Filter pin for internal voltage regulator (3.3 V)
AGND
2, 3, 4, 29, 30,
Analog ground
31, 32, 33
FB3
34
I
Feedback pin (BUCK3)
CMP3
35
I
Regulator Compensation (BUCK3)
EN_BCK3
36
I
Enable pin for BUCK3, active high
PH3
37, 38
O
Switching pin (BUCK3)
VINB3
39, 40
I
Input supply for BUCK3 (must be tied to VINB2, VINBQ)
BST3
1
I
Bootstrap input (BUCK3)
6
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Copyright © 2010, Texas Instruments Incorporated
Product Folder Link(s): TPS65232
Not Recommended for New Designs



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