Datasheet

TPS40192, TPS40193
www.ti.com SLUS719E –MARCH 2007–REVISED MAY 2013
ELECTRICAL CHARACTERISTICS (continued)
T
J
= –40°C to 85°C, V
VDD
= 12 V
dc
, all parameters at zero power dissipation (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
OUTPUT DRIVERS
R
HDHI
High-side driver pull-up resistance V
BOOT
- V
SW
= 4.5 V, I
HDRV
= -100 mA 3 6
R
HDLO
High-side driver pull-down resistance V
BOOT
- V
SW
= 4.5 V, I
HDRV
= 100 mA 1.5 3.0
Ω
R
LDHI
Low-side driver pull-up resistance I
LDRV
= -100 mA 2.5 5.0
R
LDLO
Low-side driver pull-down resistance I
LDRV
= 100 mA 0.8 1.5
t
HRISE
High-side driver rise time
(2)
15 35
t
HFALL
High-side driver fall time
(2)
10 25
C
LOAD
= 1 nF ns
t
LRISE
Low-side driver rise time
(2)
15 35
t
LFALL
Low-side driver fall time
(2)
10 25
UVLO
V
UVLO
Turn-on voltage 3.9 4.2 4.4 V
UVLO
HYST
Hysteresis 700 800 900 mV
SHUTDOWN
V
IH
High-level input voltage, ENABLE 1.9 3.0
V
V
IL
Low-level input votlage, ENABLE 0.6
POWER GOOD
V
OV
Feedback voltage limit for powergood 650
V
UV
Feedback voltage limit for powergood 525 mV
V
PG_HYST
Powergood hysteresis voltage at FB pin 30
R
PGD
Pulldown resistance of PGD pin V
FB
= 0 V 7 50 Ω
I
PDGLK
Leakage current V
FB
= 0 V 7 12 μA
BOOT DIODE
V
DFWD
Bootstrap diode forward voltage I
BOOT
= 5 mA 0.5 0.8 1.2 V
THERMAL SHUTDOWN
T
JSD
Junction shutdown temperature
(2)
145
°C
T
JSDH
Hysteresis
(2)
20
(2) Specified by design. Not production tested.
Copyright © 2007–2013, Texas Instruments Incorporated Submit Documentation Feedback 5
Product Folder Links: TPS40192 TPS40193