TPS5130

SLVS426 − MAY 2002

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5

ELECTRICAL CHARACTERISTICS (continued)

over operating free-air temperature range, V(VIN) = V(VIN_SENSE12) = V(VIN_SENSE3) = 12 V (unless otherwise noted)

Output Drivers

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

OUT_u sink current

V(OUTx_u) – V(LLx) = 3 V

1.2

A

OUT_u source current

V(LHx) − V(OUTx_u) = 3 V

−1.2

A

OUT_d sink current

V(OUTx_d) = 3 V

1.5

A

OUT_d source current

V(OUTx_d) = 2 V

−1.5

A

LDO_GATE sink current

V(LDO_GATE) = 2 V

2

mA

LDO_GATE source current

V(LDO_GATE) = 2 V

−1.4

mA

I(TRIPx)

TRIP current

TA = 25°C

11

13

15

µA

Soft Start

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

I(SS_STBYx)

Soft start current

V(SS_STBYx) = 0.7 V

−1.6

−2.3

−2.9

µA

Error Amplifier for LDO Controller

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VIO

Input offset voltage

V(LDO_IN) = 3.3 V, TA = 25 °C

2

10

mV

Open loop voltage gain

V(LDO_IN) = 3.3 V

50

dB

Unity-gain bandwidth

V(LDO_IN) = 3.3 V, CL = 2000 pF

1.4

MHz

Current Limit for LDO Controller

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Current limit comparator threshold voltage

V(LDO_IN) = 3.3 V

40

50

60

mV

Overshoot Protection for LDO Controller

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

LDO_OUT sink current

V(LDO_OUT) = V(LDO_GATE) = 1.5 V

25

mA