TPS40140 datasheet(6/65 Pages) TI | DUAL OR 2-PHASE, STACKABLE CONTROLLER

6 page

www.ti.com

TYPICAL CHARACTERISTICS

TJ − Junction Temperature − °C

−40 −25 −10

95 110 125

229.0

229.2

229.4

229.6

229.8

230.0

230.2

230.4

TJ − Junction Temperature − °C

−40 −25 −10

95 110 125

4.2610

4.2615

4.2620

4.2625

4.2630

4.2645

4.2650

4.2655

4.2660

4.2635

4.2640

TPS40140

DUAL OR 2-PHASE, STACKABLE CONTROLLER

SLUS660A – SEPTEMBER 2005 – REVISED JULY 2006

ELECTRICAL CHARACTERISTICS (continued)

J = –40°C to 85°C, (unless otherwise noted), VVDD = 7 V, VBP5 = 5 V, UVLO_CE1, UCLO_CE2: 10 kΩ, Pullup to BP5,

SW = 300 kHz, unless otherwise noted

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

RAMP

Ramp Amplitude(1)

0.421

0.5

0.526

VIN BALANCE

VIN Balance Gain, AVB

0.23

0.25

0.27

V/V

THERMAL SHUTDOWN

Shutdown Temperature(1)

155

°C

Hysteresis(1)

DIGITAL CLOCK SIGNAL (CLKIO)

Pull-up resistance(1)

IOH = 5 mA

Ω

Pull-down resistance(1)

IOL = 10 mA

Ω

Output leakage(1)

Three-state

µA

(1)

Ensured by design. Not 100% production tested.

BP5 TURNOFF HYSTERESIS VOLTAGE

BP5 TURNON THRESHOLD VOLTAGE

TEMPERATURE

Figure 3-1.

Figure 3-2.

TYPICAL CHARACTERISTICS

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