参数资料
型号: TPS2051BDR
厂商: TEXAS INSTRUMENTS INC
元件分类: 电源管理
英文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8
封装: GREEN, PLASTIC, MS-012AA, SOIC-8
文件页数: 51/51页
文件大小: 1451K
代理商: TPS2051BDR
www.ti.com
SLVS514K – JUNE 2010 – REVISED DECEMBER 2008
Terminal Functions (TPS2044B and TPS2054B)
TERMINAL
I/O
DESCRIPTION
NAME
TPS2044B
TPS2054B
EN1
3
-
I
Enable input, logic low turns on power switch IN1-OUT1
EN2
4
-
I
Enable input, logic low turns on power switch IN1-OUT2
EN3
7
-
I
Enable input, logic low turns on power switch IN2-OUT3
EN4
8
-
I
Enable input, logic low turns on power switch IN2-OUT4
EN1
-
3
I
Enable input, logic high turns on power switch IN1-OUT1
EN2
-
4
I
Enable input, logic high turns on power switch IN1-OUT2
EN3
-
7
I
Enable input, logic high turns on power switch IN2-OUT3
EN4
-
8
I
Enable input, logic high turns on power switch IN2-OUT4
GND
1, 5
Ground
IN1
2
I
Input voltage for OUT1 and OUT2
IN2
6
I
Input voltage for OUT3 and OUT4
OC1
16
O
Overcurrent, open-drain output, active low, IN1-OUT1
OC2
13
O
Overcurrent, open-drain output, active low, IN1-OUT2
OC3
12
O
Overcurrent, open-drain output, active low, IN2-OUT3
OC4
9
O
Overcurrent, open-drain output, active low, IN2-OUT4
OUT1
15
O
Power-switch output, IN1-OUT1
OUT2
14
O
Power-switch output, IN1-OUT2
OUT3
11
O
Power-switch output, IN2-OUT3
OUT4
10
O
Power-switch output, IN2-OUT4
Copyright 2010–2008, Texas Instruments Incorporated
9
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