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| 型号： | TPS2552DRVT |
| 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： | GREEN, PLASTIC, SON-6 |
| 文件页数： | 27/32页 |
| 文件大小： | 1025K |
| 代理商： | TPS2552DRVT |
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SLVS841D
– NOVEMBER 2008 – REVISED JUNE 2011
ELECTRICAL CHARACTERISTICS (continued)
over recommended operating conditions, VEN = 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
μA
RILIM = 20 k
120
140
μA
IIN_on
Supply current, high-level output
VIN = 6.5 V, No load on OUT
RILIM = 210 k
100
120
μA
IREV
Reverse leakage current
VOUT = 6.5 V, VIN = 0 V
TJ = 25 °C
0.01
1
μA
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
μA
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
2008–2011, Texas Instruments Incorporated
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