TPS40190
SLUS658A – JULY 2005 – REVISED AUGUST 2005
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ELECTRICAL CHARACTERISTICS (continued)
T
A
= –40°C to 85°C, V
VDD
= 12 V
dc
, T
A
=T
J
, all parameters at zero power dissipation (unless otherwise noted)
PARAMETER
OUTPUT DRIVERS
R
HDHI
R
HDLO
R
LDHI
R
LDLO
t
HRISE
t
HFALL
t
LRISE
t
LFALL
UVLO
V
UVLO
Turn-on voltage
4.10
270
4.25
320
4.40
370
2.8
0.6
I
BOOT
= 5 mA
0.6
0.8
1.2
V
mV
UVLO
HYST
Hysteresis
SHUTDOWN
V
IH
V
IL
V
DFWD
(4)
High-level input voltage, ENABLE
Low-level input votlage, ENABLE
Bootstrap diode forward voltage
V
High-side driver pull-up resistance
High-side driver pull-down resistance
Low-side driver pull-up resistance
Low-side driver pull-down resistance
High-side driver rise time
High-side driver fall
(4)
TEST CONDITIONS
V
BOOT
- V
SW
= 4.5 V, I
HDRV
= -100 mA
V
BOOT
- V
SW
= 4.5 V, I
HDRV
= 100 mA
I
LDRV
= -100 mA
I
LDRV
= 100 mA
MIN
TYP
3
1.5
2.5
0.80
15
10
15
10
MAX
6
3.0
5.0
1.50
35
25
35
25
UNIT
Ω
time
(4)
Low-side driver rise time
(4)
Low-side driver fall time
(4)
C
LOAD
= 1 nF
ns
BOOT DIODE
V
Ensured by design. Not production tested.
4
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