TPS2070, TPS2071

FOUR-PORT USB HUB POWER CONTROLLERS

SLVS287A – SEPTEMBER 2000 – REVISED FEBRUARY 2001

6

POST OFFICE BOX 655303

DISSIPATION RATING TABLE

PACKAGE

TA ≤ 25°C

POWER RATING

DERATING FACTOR

ABOVE TA = 25°C

TA = 70°C

POWER RATING

TA = 85°C

POWER RATING

32-DAP

1162.8 mW

11.6 mW/

°C

639.5 mW

465.1 mW

32-DAP†

4255.3 mW

42.5 mW/

°C

2340.4 mW

1702.1 mW

† Using PowerPAD as heatsink.

recommended operating conditions

MIN

MAX

UNIT

VI(BP)

4.5

5.5

VI(SP)

0

5.5

Input voltage

VI(VEXT)

0

9

V

Input voltage

VI(BP_DIS)

0

5.5

V

VI(ENx)

0

5.5

VI(EN_REG)

0

5.5

BP to OUTx (per switch)

100

Continuous output current, IO SP to OUTx (per switch)

500

mA

O

BP to 3.3V_OUT

100

Operating virtual junction temperature, TJ

-40

125

°C

electrical characteristics over recommended operating junction temperature range,

4.5 V

BP_DIS = 0 V (unless otherwise noted)

input current

PARAMETER

TEST CONDITIONS†

MIN

TYP

MAX

UNIT

I

t

t t BP

it h

N l

d

OUT

d 3 3V OUT

VI(SP) = Hi-Z

185

240

Input current at BP, switches

disabled

No load on OUTx and 3.3V_OUT,

ENx=VI(BP)

VI(SP) = 0 V

185

240

µA

II(BP)

disabled

ENx = VI(BP)

VI(SP) = 5 V

175

210

II(BP)

I

t

t t BP

it h

N l

d

OUT

d 3 3V OUT

VI(SP) = Hi-Z

185

240

Input current at BP, switches

enabled

No load on OUTx and 3.3V_OUT,

ENx=0V

VI(SP) = 0 V

185

240

µA

enabled

ENx = 0 V

VI(SP) = 5 V

175

210

I

t

t t SP

it h

N l

d

OUT

d 3 3V OUT

VI(BP) = Hi-Z

90

115

Input current at SP, switches

disabled

No load on OUTx and 3.3V_OUT,

ENx=VI(SP)

VI(BP) = 0 V

90

115

µA

II(SP)

disabled

ENx = VI(SP)

VI(BP) = 5 V

115

140

II(SP)

I

t

t t SP

it h

N l

d

OUT

d 3 3V OUT

VI(BP) = Hi-Z

90

115

Input current at SP, switches

enabled

No load on OUTx and 3.3V_OUT,

ENx=0V

VI(BP) = 0 V

90

115

µA

enabled

ENx = 0V

VI(BP) = 5 V

115

140

II(VEXT)

Input current at VEXT, LDO

controller disabled

VI(EN_REG) = 0 V or Hi-Z,

VI(BP) = 5 V,

VI(SP) = Hi-Z

200

360

µA

II(VEXT)

Input current, at VEXT, LDO

controller enabled

VI(EN_REG) = 5 V,

VI(BP) = 5 V,

VI(SP) = Hi-Z

10

mA

† Pulse-testing techniques maintain junction temperature close to ambient temperature; thermal effects must be taken into account separately.