TPS23751PWPR datasheet(7/52 Pages) TI1

7 / 52 page

TPS23751, TPS23752

www.ti.com

SLVSB97D – JULY 2012 – REVISED JANUARY 2016

Electric Characteristics - Controller Section (continued)

Unless otherwise noted, 40 V

≤ VDD ≤ 57 V; VCTL = VMODE = VSLPb = VB; VSRT = 0.5 V; VAPD = VCS = VARTN = VRTN; CLS, GATE,

LED, SRD, T2P open; RWAKE = 392 kΩ; RDEN = 24.9 kΩ; RT = 34 kΩ; CVB = CVC = 0.1 µF;

–40

≤ TJ ≤ 125°C. Typical values are at 25°C. All voltages referred to VSS.

VC = 12 V, VDEN = VVSS, VARTN = VRTN = VSS

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

GATE (GATE DRIVER)

Peak source current

GATE high, pulsed measurement

0.35

0.60

1.00

Peak sink current

GATE low, pulsed measurement

0.70

1.00

1.40

Rise time (1)

tprr10–90, CGATE = 1 nF; see Figure 3

Fall time (1)

tpff90–10, CGATE = 1 nF; see Figure 3

Pull-up resistance

Ω

Pull-down resistance

Ω

SRD (SYNCHRONOUS RECTIFIER DISABLE)

Output low voltage

ISRD = 2 mA sinking

0.25

0.45

Leakage current

VCTL = 1.75 V, VSRD = 18 V

µA

SRT (SYNCHRONOUS RECTIFIER THRESHOLD)

Leakage current

0 V

≤ VSRT ≤ 5 V

µA

THERMAL SHUTDOWN

Shutdown

TJ rising

135

145

155

°C

Hysteresis(1)

°C

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