參數(shù)資料
型號： TPS2551DBVR
廠商： TEXAS INSTRUMENTS INC
元件分類： 電源管理
英文描述： 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO6
封裝： GREEN, PLASTIC, SOT-23, 6 PIN
文件頁數(shù)： 28/32頁
文件大小： 1402K
代理商： TPS2551DBVR
DEVICE INFORMATION
Charge
Pump
Driver
UVLO
Current
Limit
Thermal
Sense
IN
GND
EN
ILIM
OUT
FAULT
CS
Reverse
Voltage
Comparator
-
+
Current
Sense
4-ms
Deglitch
8-msDeglitch
www.ti.com ........................................................................................................................................ SLVS736B – FEBRUARY 2008 – REVISED NOVEMBER 2008
Terminal Functions
TERMINAL
I/O
DESCRIPTION
NAME
TPS2550DBV
TPS2551DBV
TPS2550DRV
TPS2551DRV
EN
3
–
4
–
I
Enable input, logic low turns on power switch
EN
–
3
–
4
I
Enable input, logic high turns on power switch
GND
2
5
Ground connection; should be connected
externally to POWER PAD
IN
1
6
I
Input voltage; connect a 0.1
F or greater
ceramic capacitor from IN to GND as close to the
IC as possible.
FAULT
4
3
O
Active-low open-drain output, asserted during
overcurrent, overtemperature, or reverse-voltage
conditions.
OUT
6
1
O
Power-switch output
ILIM
5
2
I
External resistor used to set current-limit
threshold; recommended 14.3 k
≤ RILIM ≤ 80.6
k
.
Internally connected to GND; used to heat-sink
PowerPAD
–
PAD
the part to the circuit board traces. Should be
connected to GND pin.
FUNCTIONAL BLOCK DIAGRAM
Copyright 2008, Texas Instruments Incorporated
5
Product Folder Link(s): TPS2550 TPS2551
相關(guān)PDF資料
PDF描述
TPS2554DRCT POWER SUPPLY SUPPORT CKT, PDSO10
TPS2557DRBT 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8
TPS2557DRB 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8
TPS2561DRC 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO10
TPS2561DRCT 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO10
相關(guān)代理商/技術(shù)參數(shù)
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TPS2551DBVT 功能描述:電源開關(guān) IC - USB Adj Crnt-Ltd Pwr Dist Sw RoHS:否 制造商:Micrel 電源電壓-最小:2.7 V 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:SOIC-8 封裝:Tube
TPS2551DBVT 制造商:Texas Instruments 功能描述:Adjustable Power-Distribution Switch 制造商:Texas Instruments 功能描述:IC PWR DIST SWITCH ADJ SOT23-6 制造商:Texas Instruments 功能描述:IC, PWR DIST SWITCH ADJ SOT23-6 制造商:Texas Instruments 功能描述:IC, PWR DIST SWITCH ADJ SOT23-6; Primary Input Voltage:6.5V; Output Current:1.1A; Voltage Regulator Case Style:SOT-23; No. of Pins:6; Operating Temperature Min:-40C; Operating Temperature Max:85C; SVHC:No SVHC (19-Dec-2012); Base ;RoHS Compliant: Yes
TPS2551DBVTG4 功能描述:電源開關(guān) IC - USB Adj Crnt-Ltd Pwr Dist Sw RoHS:否 制造商:Micrel 電源電壓-最小:2.7 V 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:SOIC-8 封裝:Tube
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