参数资料
型号: TPS2553DRV-1
厂商: TEXAS INSTRUMENTS INC
元件分类: 电源管理
英文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO6
封装: PLASTIC, SON-6
文件页数: 27/32页
文件大小: 2005K
代理商: TPS2553DRV-1
SLVS841C – NOVEMBER 2008 – REVISED SEPTEMBER 2009...................................................................................................................................... www.ti.com
ELECTRICAL CHARACTERISTICS (continued)
over recommended operating conditions, V/EN = 0 V, or VEN = VIN, RFAULT = 10 k (unless otherwise noted)
PARAMETER
TEST CONDITIONS(1)
MIN
TYP
MAX
UNIT
SUPPLY CURRENT
IIN_off
Supply current, low-level output
VIN = 6.5 V, No load on OUT, VEN = 6.5 V or VEN = 0 V
0.1
1
A
RILIM = 20 k
120
140
A
IIN_on
Supply current, high-level output
VIN = 6.5 V, No load on OUT
RILIM = 210 k
100
120
A
IREV
Reverse leakage current
VOUT = 6.5 V, VIN = 0 V
TJ = 25 °C
0.01
1
A
UNDERVOLTAGE LOCKOUT
UVLO
Low-level input voltage, IN
VIN rising
2.35
2.45
V
Hysteresis, IN
TJ = 25 °C
25
mV
FAULT FLAG
VOL
Output low voltage, FAULT
I/FAULT = 1 mA
180
mV
Off-state leakage
V/FAULT = 6.5 V
1
A
FAULT assertion or de-assertion due to overcurrent condition
5
7.5
10
ms
FAULT deglitch
FAULT assertion or de-assertion due to reverse-voltage condition
2
4
6
ms
THERMAL SHUTDOWN
Thermal shutdown threshold
155
°C
Thermal shutdown threshold in
135
°C
current-limit
Hysteresis
10
°C
4
Copyright 2008–2009, Texas Instruments Incorporated
Product Folder Link(s): TPS2552 TPS2553 TPS2552-1 TPS2553-1
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