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TPS54372PWPG4 Datasheet(PDF) 4 Page - Texas Instruments

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Part # TPS54372PWPG4
Description  3-A OUTPUT TRACKING/TERMINATION SYNCHRONOUS PWM SWITCHER WITH INTEGRATED FETs
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

TPS54372PWPG4 Datasheet(HTML) 4 Page - Texas Instruments

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TPS54372
SLVS430D – JUNE 2002 – REVISED FEBRUARY 2005
ELECTRICAL CHARACTERISTICS (continued)
T
J = –40°C to 125°C, VI = 3 V to 6 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX UNIT
PWM COMPARATOR
PWM comparator propagation delay time,
PWM comparator input to PH pin (excluding
10-mV overdrive(1)
70
85
ns
dead time)
SLOW-START/ENABLE
Enable threshold voltage, ENA
0.82
1.20
1.40
V
Enable hysteresis voltage, ENA(1)
0.03
V
Falling edge deglitch, ENA(1)
2.5
µs
Internal slow-start time
2.6
3.35
4.1
ms
STATUS
Output saturation voltage, STATUS
Isink = 2.5 mA
0.18
0.30
V
Leakage current, STATUS
VI= 3.6 V
1
µA
CURRENT LIMIT
VI = 3 V(1)
4
6.5
Current limit
A
VI= 6 V (1)
4.5
7.5
Current limit leading edge blanking time(1)
100
ns
Current limit total response time(4)
200
ns
THERMAL SHUTDOWN
Thermal shutdown trip point(4)
135
150
165
°C
Thermal shutdown hysteresis(4)
10
°C
OUTPUT POWER MOSFETs
VI = 6 V(5)
59
88
rDS(on)
Power MOSFET switches
m
VI = 3 V(5)
85
136
(4)
Specified by design
(5)
Matched MOSFETs low-side rDS(on), and high-side rDS(on) production tested.
4


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