参数资料
型号: TPS2042DG4
厂商: TEXAS INSTRUMENTS INC
元件分类: 模拟信号调理
英文描述: SPECIALTY ANALOG CIRCUIT, PDSO8
封装: GREEN, PLASTIC, SOIC-8
文件页数: 12/26页
文件大小: 583K
代理商: TPS2042DG4
TPS2042, TPS2052
DUAL POWER-DISTRIBUTION SWITCHES
SLVS173A – AUGUST 1998 – REVISED APRIL 1999
2
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TPS2042 functional block diagram
Current sense
Thermal
Sense
Driver
Current
Limit
Charge
Pump
UVLO
CS
Driver
Current
Limit
CS
Thermal
Sense
Charge
Pump
Power Switch
GND
EN1
IN
EN2
OC1
OUT1
OUT2
OC2
Terminal Functions
TERMINAL
NO.
I/O
DESCRIPTION
NAME
D OR P
I/O
DESCRIPTION
TPS2042
TPS2052
EN1
3
I
Enable input. Logic low turns on power switch, IN-OUT1.
EN2
4
I
Enable input. Logic low turns on power switch, IN-OUT2.
EN1
3
I
Enable input. Logic high turns on power switch, IN-OUT1.
EN2
4
I
Enable input. Logic high turns on power switch, IN-OUT2.
GND
1
I
Ground
IN
2
I
Input voltage
OC1
8
O
Over current. Logic output active low, for power switch, IN-OUT1
OC2
5
O
Over current. Logic output active low, for power switch, IN-OUT2
OUT1
7
O
Power-switch output
OUT2
6
O
Power-switch output
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TPS2042P 功能描述:电源开关 IC - USB Dual 1in 2out .7A RoHS:否 制造商:Micrel 电源电压-最小:2.7 V 电源电压-最大:5.5 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:SOIC-8 封装:Tube
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TPS2043 制造商:TI 制造商全称:Texas Instruments 功能描述:POWER DISTRIBUTION SWITCHES