參數(shù)資料
型號: TPS2044BDG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 電源管理
英文描述: 4-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO16
封裝: GREEN, PLASTIC, MS-012AC, SOIC-16
文件頁數(shù): 48/51頁
文件大?。?/td> 1451K
代理商: TPS2044BDG4
Thermal
Sense
Driver
Current
Limit
Charge
Pump
UVLO
CS
Driver
Current
Limit
CS
Thermal
Sense
Charge
Pump
GND
EN1
IN
EN2
OC1
OUT1
OUT2
OC2
Deglitch
(See Note A)
(See Note B)
Note A: Current sense
Note B: Active low (ENx) for TPS2042B; Active high (ENx) for TPS2052B
(See Note B)
(See Note A)
SLVS514K – JUNE 2010 – REVISED DECEMBER 2008
www.ti.com
Terminal Functions (TPS2042B and TPS2052B)
TERMINAL
D, DGN, and DRB PACKAGES
I/O
DESCRIPTION
NAME
TPS2042B
TPS2052B
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
Ground
IN
2
I
Input voltage
OC1
8
O
Overcurrent, open-drain output, active low, IN-OUT1
OC2
5
O
Overcurrent, open-drain output, active low, IN-OUT2
OUT1
7
O
Power-switch output, IN-OUT1
OUT2
6
O
Power-switch output, IN-OUT2
Internally connected to GND; used to heat-sink the part to the circuit board
PowerPAD
-
traces. Should be connected to GND pin.
Functional Block Diagram (TPS2042B and TPS2052B)
6
Copyright 2010–2008, Texas Instruments Incorporated
相關(guān)PDF資料
PDF描述
TPS2042BDRBR 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8
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