ADP3500

REV.PrP 2/6/02

- 6 -

Charger Detect On Threshold

ADAPT

ER-

VBAT

110

165

225

mV

Charger Detect Off Threshold

ADAPT

ER-

VBAT

523

50

mV

Charger Supply Current

ADAPTER=5V, VBAT=4.3V

2

mA

Current Limit Threshold

High Current Limit

(Full charge current enabled)

Low Current Limit

(Full charge current disabled)

ADAPT

ADAPTER=5V

VBAT=3.6V

VBAT=3.0 V

135

40

160

55

185

70

mV

mV

Pre-Charge Current Source

VBAT

≤ DDLO

357

mA

Base Pin Drive Current

Note 2.

15

28

mA

Deep Discharge Lock-Out (Releasing voltage)

DDLO

VBAT<DDLO, Ta=25C, 5mA Pre-

charge, VBAT ramping up

2.675

2.78

V

Deep Discharge Lock-Out Hysteresis

200

mV

ISENSE Bias Current

1

µA

BATID pull-up resistor to ADAPTER

70

100

130

K

Ω

Minimum Load for Stability

BATID=H. Note 3.

10

mA

Note 1: Overhead includes external components, including sense resistor, PNP and isolation diode.

2: DDLO hysteresis is dependent upon DDLO threshold value. If DDLO threshold is at maximum, DDLO hysteresis is at

maximum at the same time.

3: Guaranteed but not tested.

PRELIMINARY TECHNICAL DATA