TPS2085 datasheet(13/19 Pages) TI

13 / 19 page

TPS2080, TPS2081, TPS2082 DUAL,

TPS2085, TPS2086, TPS2087 QUAD

POWERDISTRIBUTION SWITCHES

SLVS202A − SEPTEMBER 2000 − REVISED MARCH 2001

WWW.TI.COM

TYPICAL CHARACTERISTICS

Figure 20

0.6

0.7

0.8

0.9

1.1

1.2

−40

125

VI(IN) = 5.5 V

VI(IN) = 5 V

VI(IN) = 4.5 V

VI(IN) = 2.7 V

VI(IN) = 3.3 V

SHORT-CIRCUIT OUTPUT CURRENT

JUNCTION TEMPERATURE

TJ − Junction Temperature − °C

Figure 21

1.04

1.08

1.12

1.16

1.2

2.5

3.5

4.5

5.5

THRESHOLD TRIP CURRENT

INPUT VOLTAGE

VI − Input Voltage − V

TA = 25°C

Load Ramp = 1 A/10 ms

Figure 22

2.1

2.15

2.2

2.25

2.3

2.35

−40

125

Start Threshold

Stop Threshold

UNDERVOLTAGE LOCKOUT

JUNCTION TEMPERATURE

TJ − Junction Temperature − °C

Figure 23

100

150

200

250

2.5

7.5

12.5

Peak Current − A

CURRENT LIMIT RESPONSE

PEAK CURRENT

VI(IN) = 5 V

TA = 25°C

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