参数资料
型号: TPS2068DGN
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, MSOP-8
文件页数: 30/33页
文件大小: 1022K
代理商: TPS2068DGN
OUT
OC
IN
EN
GND
Current
Limit
Driver
UVLO
Charge
Pump
CS
Thermal
Sense
Deglitch
(SeeNote A)
(SeeNoteB)
SLVS553K
– MARCH 2005 – REVISED MAY 2011
DEVICE INFORMATION
Pin Functions (TPS2068 and TPS2069)
PINS
I/O
DESCRIPTION
NAME
TPS2068
TPS2069
EN
4
I
Enable input, logic low turns on power switch
EN
4
I
Enable input, logic high turns on power switch
GND
1
Ground
IN
2, 3
I
Input voltage
OC
5
O
Overcurrent, open-drain output, active-low
OUT
6, 7, 8
O
Power-switch output
PowerPad
Connect to GND (DGN Package Only)(1)
(1)
See the Recommended Operating Conditions Table for PowerPad connection guidelines to meet qualifying conditions for CB Certificate
(DGN package only).
Functional Block Diagram (TPS2068 and TPS2069)
A.
Current sense.
B.
Active low (EN) for TPS2068. Active high (EN) for TPS2069.
6
Copyright
2005–2011, Texas Instruments Incorporated
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