TPS40130DBTR Datasheet, PDF (6/39 Pages) Texas Instruments – TWO-PHASE, SYNCHRONOUS BUCK CONTROLLER WITH INTEGRATED MOSFET DRIVERS

TPS40130
SLUS602B – JUNE 2004 – REVISED SEPTEMBER 2005
ELECTRICAL CHARACTERISTICS (continued)
T_A = -40°C to 85°C, V_IN = 12 V, R_RT = 64.9 kΩ, T_J = T_A (unless otherwise noted)
PARAMETER
TEST CONDITIONS
RAMP
Ramp amplitude ⁽³⁾
Ramp valley⁽³⁾
POWER GOOD
V_OL
I_LEAK
PGOOD high threshold
PGOOD low threshold
Low-level output voltage
PGOOD bias current
Current sense fault ⁽³⁾
V_FB relative to V_REF
V_FB relative to V_REF
I_PGOOD = 4 mA
V_PGOOD = 5.0 V
Current from CS1, CS2
INPUT UVLO PROGRAMMABLE
Input threshold voltage, turn-on
Input threshold voltage, turn-off
LOAD LINE PROGRAMMING
I_DROOP Pull-down current
V_CS = 100 mV
(3) Ensured by design. Not production tested.
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MIN TYP
MAX UNIT
0.4
0.5
1.4
0.6
V
10%
-14%
0.35
50
5
14%
-10%
0.60 V
80
µA
0.9
1.0
0.810
1.1
V
30
40
50 µA
6
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