5-Output Power-Management IC For

Low-Cost PDAs

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5

ELECTRICAL CHARACTERISTICS (continued)

PARAMETER

CONDITIONS

MIN

MAX

UNITS

LFB Input Bias Current

100

nA

SW Off-Leakage Current

1

µA

LOGIC IN AND OUT

EN_ Input Low Level

0.4

V

EN_ Input High Level

1.4

V

EN_ Input Leakage Current

1

µA

RS, Output Low Level

0.4

V

RS, Output High Leakage

1

µA

Note 1: Specification is guaranteed by design, not production tested.

Note 2: Specifications to -40°C are guaranteed by design, not production tested.

Typical Operating Characteristics

MAIN DROPOUT VOLTAGE

vs. LOAD CURRENT

500

400

300

200

100

100

200

300

400

500

0

0

600

250

200

150

100

50

50

100

150

200

250

300

0

0

300

SDIG DROPOUT VOLTAGE

vs. LOAD CURRENT

MAIN OUTPUT VOLTAGE

vs. LOAD CURRENT

800

700

100 200 300

500

400

600

1.75

2.00

2.25

2.50

2.75

3.00

3.25

3.50

1.50

0

900