TPS2070DAPR datasheet(19/29 Pages) TI

19 / 29 page

TPS2070, TPS2071

FOUR-PORT USB HUB POWER CONTROLLERS

SLVS287A – SEPTEMBER 2000 – REVISED FEBRUARY 2001

POST OFFICE BOX 655303

• DALLAS, TEXAS 75265

TYPICAL CHARACTERISTICS

Figure 32

4.3

4.2

4.1

–50

4.4

4.45

4.5

100

150

4.35

4.25

4.15

4.05

INPUT VOLTAGE (SP UNDERVOLTAGE LOCKOUT)

JUNCTION TEMPERATURE

TJ – Junction Temperature – °C

Start Threshold

Stop Threshold

Figure 33

135

130

125

120

–50

140

145

INPUT CURRENT

JUNCTION TEMPERATURE

150

100

150

TJ – Junction Temperature – °C

VI(VEXT) = 6 V

EN_REG = LOW

Figure 34

4.7

4.6

4.4

4.2

4.8

4.9

4.5

4.3

–50

INPUT CURRENT

JUNCTION TEMPERATURE

100

150

TJ – Junction Temperature – °C

VI(VEXT) = 6 V

EN_REG = HIGH

Figure 35

INPUT CURRENT

INPUT VOLTAGE

VI(VEXT) – Input Voltage – V

VI(BP) = 5 V,

EN_REG = HIGH,

C(VCP) = 0.1 µF,

C(CP_P) = 0.01 µF,

TA = 25°C

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