Product Specs

Full operating range
VCHG_PR
ESENT
-
6.5
V
On chip pull-down (disabled when
VCHG_PRESENT =1)
10
20
30
kΩ
4.5 Battery charge
Trickle charge mode
Min
Typical
Max
Unit
VPRE threshold (reading)
2
2.1
2.2
V
VPRE threshold (falling)
1.9
2.0
2.1
V
Trickle charge current：
VCHG：4.25V to 6.5V
VBAT：0V to 2.2V
Full temperature range：-10°C to 125°C
1
-
50
mA
Pre-charge mode
Min
Typical
Max
Unit
VFAST threshold (reflecting) Configured
by application software
0
2.8
2.9
3.0
V
1
2.9
3.0
3.1
V
2
3.0
3.1
3.2
V
3
2.4
2.5
2.6
V
VFAST threshold (falling) hissesis
0.15
0.2
0.25
V
Fast charge modes
Min
Typical
Max
Unit
Internal fast charge accuracy：
VCHG：5V
VBAT：3.4V
Temperature：25°C
197(-1.5%)
200
203(+1.5%)
mA
Internal fast charge accuracy：
VCHG：4.75V to 6.5V
VBAT：2V to 4.2V
VCHG-VBAT ≥ V 0.55
temperature range：-10°C to 125°C
194 (-3%)
200
206 (+3%)
mA
Internal fast charge accuracy (Low VCHG
voltage)
VCHG：4.4V to 6.5V
VBAT：2V to 4.2V
VCHG-VBAT ≥0.15 V
Full temperature range：-10°C to 125°C
100 (-50%)
200
206 (+3%)
mA