Datasheet

4
Fast Charging
Top-Off
(Optional)
TD200401a.eps
Dis-
charge
(Optional)
Charge
Pending*
(Pulse-Trickle)
DIS
MOD
MOD
Mode 1, LED
2
Status Output
Discharge-Before-Charge started
or
Battery discharged to 0.4
*
V
CC.
Battery outside
temperature/voltage limits.
Battery within temperature/voltage limits.
Pulse-Trickle
Switch-mode
Configuration
External
Regulation
( SNS Grounded)
Mode 1, LED
1
Status Output
Mode 2, LED
2
Status Output
Mode 2, LED
1
Status Output
Mode 3, LED
2
Status Output
Mode 3, LED
1
Status Output
260 s
2080 s
260 s
2080 s
260 s
Note*
260 s
Note*
*See Table 3 for pulse-trickle period.
Figure 2. Charge Cycle Phases
bq2004