參數(shù)資料
型號(hào): TPS2055BDBV
廠商: TEXAS INSTRUMENTS INC
元件分類: 電源管理
英文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO5
封裝: SOT-23, 5 PIN
文件頁數(shù): 26/28頁
文件大小: 994K
代理商: TPS2055BDBV
www.ti.com
Thermal
Sense
Driver
Current
Limit
UVLO
CS
Driver
Current
Limit
CS
Thermal
Sense
GND
EN1
IN1
EN2
OC1
OUT1
OUT2
OC2
Deglitch
Driver
Current
Limit
CS
Thermal
Sense
Charge
Pump
GND
IN2
EN3
OUT3
OC3
Deglitch
VCC
Selector
UVLO
(SeeNote A)
SLVS532C – JULY 2004 – REVISED OCTOBER 2007
Terminal Functions (TPS2047B)
TERMINAL
I/O
DESCRIPTION
NAME
NUMBER
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
GND
1, 5
Ground
IN1
2
I
Input voltage for OUT1 and OUT2
IN2
6
I
Input voltage for OUT3
NC
8, 9, 10
No connection
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
OUT1
15
O
Power-switch output, IN1-OUT1
OUT2
14
O
Power-switch output, IN1-OUT2
OUT3
11
O
Power-switch output, IN2-OUT3
FUNCTIONAL BLOCK DIAGRAM (TPS2047B)
A.
Current sense
Copyright 2004–2007, Texas Instruments Incorporated
7
Product Folder Link(s): TPS2045B TPS2055B TPS2046B TPS2047B
相關(guān)PDF資料
PDF描述
TPS2045BD 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8
TPS2045BDBV 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO5
TPS2055BD 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8
TPS2211APWPR 3-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO20
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