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TPS22943 датащи(PDF) 5 Page - Texas Instruments

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номер детали TPS22943
подробное описание детали  LOW-INPUT-VOLTAGE CURRENT-LIMITED LOAD SWITCHES WITH SHUT OFF AND AUTO-RESTART FEATURE
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производитель  TI [Texas Instruments]
домашняя страница  http://www.ti.com
Logo TI - Texas Instruments

TPS22943 датащи(HTML) 5 Page - Texas Instruments

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TPS22941, TPS22942, TPS22943, TPS22944, TPS22945
www.ti.com
SLVS832C – NOVEMBER 2008 – REVISED NOVEMBER 2009
ELECTRICAL CHARACTERISTICS (continued)
VIN = 1.62 V to 5.5 V, TA = –40°C to 85°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
TA
MIN TYP(1) MAX
UNIT
UVLO
Undervoltage shutdown
VIN increasing
Full
1.32
1.42
1.52
V
Undervoltage shutdown
Full
45
mV
hysteresis
Control Output (OC)
VIN = 5 V, ISINK = 10 mA
0.1
0.2
OC output logic low
Vol
Full
V
voltage
VIN = 1.8 V, ISINK = 10 mA
0.1
0.3
OC output high leakage
Ioz
VIN = 5 V, Switch ON
Full
0.5
μA
current voltage
Control Input (ON)
VIN = 1.8 V
Full
1.1
V
VIN = 2.5 V
Full
1.3
V
ON high-level input
Vih
voltage
VIN = 3.3 V
Full
1.4
V
VIN = 5.5 V
Full
1.7
V
VIN = 1.8 V
Full
0.5
V
VIN = 2.5 V
Full
0.7
V
Vil
ON low-level input voltage
VIN = 3.3 V
Full
0.8
V
VIN = 5.5 V
Full
0.9
V
ON high-level input
Ii
VIN = 1.8 V to 5 V, Switch ON
Full
1
μA
leakage current
SWITCHING CHARACTERISTICS
VIN = 3.3 V, RL = 500 Ω, CL = 0.1 μF, TA = 25°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
tON
Turn-ON time
RL = 500 Ω,
CL = 0.1 μF
60
μs
tOFF
Turn-OFF time
RL = 500 Ω,
CL = 0.1 μF
30
μs
tr
VOUT rise time
RL = 500 Ω,
CL = 0.1 μF
10
μs
tf
VOUT fall time
RL = 500 Ω,
CL = 0.1 μF
90
μs
tBLANK
Over current blanking time
TPS22941/2/5
5
10
20
ms
tRSTART
Auto-restart time
TPS22941/2/5
40
80
160
ms
VIN = VON = 3.3 V, moderate overcurrent condition
9
μs
Short-circuit response time
VIN = VON = 3.3 V, hard short
4
μs
Copyright © 2008–2009, Texas Instruments Incorporated
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Product Folder Link(s): TPS22941 TPS22942 TPS22943 TPS22944 TPS22945


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