TPS2412DRG4 datasheet(5/29 Pages) TI1

Part #	TPS2412DRG4

Description	ORing Power Rail Controller

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Manufacturer	TI1 [Texas Instruments]

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TPS2412, TPS2413

www.ti.com

SLVS728C – JANUARY 2007 – REVISED NOVEMBER 2015

7.5 Electrical Characteristics

over operating free-air temperature range (unless otherwise noted)

(1) (2) (3) (4) (5) (6)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

V(A), V©), VDD

VDD rising

2.25

2.5

VDD UVLO

V

Hysteresis

0.25

| I(A) |, Gate in active region

0.66

1

A current

mA

| I(A) |, Gate saturated high

0.1

C current

| I©) |, V(AC) ≤ 0.1 V

10

μA

Worst case, gate in active region

4.25

6

VDD current

mA

Gate saturated high

1.2

TURNON

TPS2412 forward turnon and regulation

7

10

13

mV

voltage

TPS2412 forward turnon / turnoff difference

R(RSET) = open

7

mV

TPS2413 forward turnon voltage

7

10

13

mV

TURNOFF

Gate sinks > 10 mA at V(GATE-A) = 2 V

1

3

5

V(A-C) falling, R(RSET) = open

Fast turnoff threshold voltage

mV

V(A-C) falling, R(RSET) = 28.7 kΩ

–17

–13.25

–10

V(A-C) falling, R(RSET) = 3.24 kΩ

–170

–142

–114

V(A) = 12 V, V(A-C): 20 mV → –20 mV,

Turnoff delay

70

ns

V(GATE-A) begins to decrease

V(A) = 12 V, C(GATE-GND) = 0.01 μF, V(A-C):

Turnoff time

20 mV

→ –20 mV, measure the period to

130

ns

V(GATE) = V(A)

GATE

VDD = 3 V, V(A-C) = 20 mV

6

7

8

Gate positive drive voltage, V(GATE-A)

V

5 V

≤ VDD ≤ 18 V, V(A-C) = 20 mV

9

10.2

11.5

Gate source current

V(A-C) = 50 mV, V(GATE-A) = 4 V

250

290

350

μA

Soft turnoff sink current (TPS2412)

V(A-C) = 4 mV, V(GATE-A) = 2 V

2

5

mA

V(A-C) = –0.1 V

V(GATE) = 8 V

1.75

2.35

A

Fast turnoff pulsed current, I(GATE)

V(GATE) = 5 V

1.25

1.75

Period

7.5

12.5

μs

Sustain turnoff current, I(GATE)

15

19.5

mA

2 V

≤ V(GATE) ≤ 18 V

MISCELLANEOUS

Thermal shutdown temperature

Temperature rising, TJ

135

°C

Thermal hysteresis

10

°C

(1)

[3 V

(2)

C(BYP) = 2200 pF, R(RSET) = open

(3)

–40°C

≤ TJ ≤ 125°C

(4)

Positive currents are into pins

(5)

Typical values are at 25°C

(6)

All voltages are with respect to GND.

7.6 Dissipation Ratings

POWER RATING

PACKAGE

θJA – Low k °C/W

θJA – High k °C/W

High k

TA = 85°C (mW)

PW (TSSOP)

258

159

250

D (SO)

176

97.5

410

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