TPS2320, TPS2321

DUAL HOT SWAP POWER CONTROLLER

WITH INDEPENDENT CIRCUIT BREAKER

SLVS276A – MARCH 200 – REVISED APRIL 2000

7

POST OFFICE BOX 655303

electrical characteristics over recommended operating temperature range (–40

3 V

VREG UVLO

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VOT(UVLOstart)

Output threshold voltage, start

2.75

2.85

2.95

V

VOT(UVLOstop)

Output threshold voltage, stop

2.65

2.78

V

Vhys(UVLO)

Hysteresis

50

75

mV

UVLO sink current, GATEx

VI(GATEx) = 2 V

10

mA

FAULT output

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VO(sat)(FAULT)

Output saturation voltage, FAULT

IO = 2 mA

0.4

V

Ilkg(FAULT)

Leakage current, FAULT

VO(FAULT) = 13 V

1

µA

DISCH1 and DISCH2

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

IDISCH

Discharge current, DISCHx

VI(DISCHx) = 1.5 V, VI(VIN1) = 5 V

5

10

mA

VIH(DISCH)

Discharge on high-level input voltage

2

V

VIL(DISCH)

Discharge on low-level input voltage

1

V