Datasheet
90%
t
(pff50-90)
Time
T0492-01
50%
0
V
GATE
V
EN
Time
T0494-01
50%
50%
I
GATE
V
VCC
t
(prr50-50)
0
TPS24710, TPS24711
TPS24712, TPS24713
SLVSAL2E –JANUARY 2011–REVISED NOVEMBER 2013
www.ti.com
ELECTRICAL CHARACTERISTICS (continued)
–40°C ≤ T
J
≤ 125°C, V
CC
= 12 V, V
EN
= 3 V, and R
PROG
= 50 kΩ to GND.
All voltages referenced to GND, unless otherwise noted.
PARAMETER CONDITIONS MIN NOM MAX UNIT
V
TIMER
= 2 V 8 10 12 µA
Sinking current
V
EN
= 0 V, V
TIMER
= 2 V 2 4.5 7 mA
Upper threshold voltage 1.30 1.35 1.40 V
Lower threshold voltage 0.33 0.35 0.37 V
Timer activation voltage Raise GATE until I
TIMER
sinking, measure V
(GATE – VCC)
, V
CC
= 12 V 5 5.9 7 V
Bleed-down resistance V
ENSD
= 0 V, V
TIMER
= 2 V 70 104 130 kΩ
OUT
Input bias current V
OUT
= 12 V 16 30 µA
GATE
Output voltage V
OUT
= 12 V 23.5 25.8 28 V
Clamp voltage Inject 10 µA into GATE, measure V
(GATE – VCC)
12 13.9 15.5 V
Sourcing current V
GATE
= 12 V 20 30 40 µA
Fast turnoff, V
GATE
= 14 V 0.5 1 1.4 A
Sinking current Sustained, V
GATE
= 4 V to 23 V 6 11 20 mA
In inrush current limit, V
GATE
= 4 V to 23 V 20 30 40 µA
Pulldown resistance Thermal shutdown 14 20 26 kΩ
Fast-turnoff duration 8 13.5 18 µs
Turn on delay V
CC
rising to GATE sourcing, t
prr50-50
, See Figure 2 100 250 µs
SENSE
Input bias current V
SENSE
= 12 V, sinking current 30 40 µA
Current limit threshold V
OUT
= 12 V 22.5 25 27.5 mV
V
OUT
= 7 V, R
PROG
= 50 kΩ 10 12.5 15
Power limit threshold mV
V
OUT
= 2 V, R
PROG
= 25 kΩ 10 12.5 15
Fast-trip threshold 52 60 68 mV
Fast-turnoff duration 8 13.5 18 µs
Fast-turnoff delay
(2)
V
(VCC – SENSE)
= 80 mV, C
GATE
= 0 pF, t
prf50–50
, See Figure 3 200 ns
OTSD
Threshold, rising 130 140 °C
Hysteresis
(2)
10 °C
(2) Parameters are for reference only, and do not constitute part of TI’s published specifications for purposes of TI’s product warranty.
Figure 1. t
pff50–90
Timing Definition Figure 2. t
prr50–50
Timing Definition
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