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TPS2480PW Datasheet(PDF) 5 Page - Texas Instruments

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No. de pieza TPS2480PW
Descripción Electrónicos  Positive Voltage Intelligent Protection Device Hotswap Controller and I2C Current Monitor
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Fabricante Electrónico  TI [Texas Instruments]
Página de inicio  http://www.ti.com
Logo TI - Texas Instruments

TPS2480PW Datasheet(HTML) 5 Page - Texas Instruments

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TPS2480
TPS2481
www.ti.com
SLUS939A – APRIL 2010 – REVISED JUNE 2010
ELECTRICAL CHARACTERISTICS (continued)
over operating free-air temperature range (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Power Good Output (PG)
IPG = 2 mA
0.1
0.25
VPG_L
Low voltage (sinking)
IPG = 4 mA
0.25
0.5
PG threshold voltage; VOUT
VPGTL
VSENSE = VVCC; measure V(VCC-OUT)
0.8
1.25
1.7
rising; PG goes open drain
V
PG threshold voltage; VOUT
VPGTH
VSENSE = VVCC; measure V(VCC-OUT)
2.2
2.7
3.2
falling; PG goes low
PG threshold hysteresis
VHYST_PG
VSENSE = VVCC
1.4
voltage; V(SENSE-OUT)
PG deglitch delay; detection
tDPG
to output; rising and falling
VSENSE = VVCC
5
9
15
ms
edges
Leakage current; PG false;
open drain
10
mA
Output Voltage Feedback Input (OUT)
VOUT = VVCC, VEN = Hi; sinking
8
20
IOUT
Bias current
mA
VOUT = GND; VEN = Lo; sourcing
18
40
Enable Input (EN)
VEN_H
Threshold VEN going high
1.32
1.35
1.38
V
VEN_L
Threshold VEN going low
1.20
1.25
1.30
VEN hysteresis
100
mV
Leakage current
VEN = 30 V
1
mA
Input Supply UVLO (VCC)
VVCC turn on
Rising
8.4
8.8
V
VVCC turn off
Falling
7.2
8.3
Hysteresis
75
mV
Digital Inputs (SDA in input mode, SCL, A0, A1 )
CIN
Input capacitance
3
pF
ILEAKAGE
Input leakage current
0 < VIN < VS
0.1
1
mA
VIN HI
Logic Hi input level
0.7(VS)
6
VINLO
Logic low input level
-0.3
0.3(VS)
V
VHYS
Hysteresis
0.5
Open Drain Digital Output (SDA)
VLO
SDA Low Output
Sinking 5 mA
0.15
0.4
V
ILEAKAGE
High level leakage current
VOUT = VS
0.1
1.0
mA
Copyright © 2010, Texas Instruments Incorporated
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