LP28400 Datasheet, PDF (9/17 Pages) Lowpower Semiconductor inc – Programmable Charge Current Up to 3000mA

Preliminary Datasheet
5V and BATFET is on
IOCP_HSFET
Current limit on HSFET
Measure on HSFET
CELL = VREF
VIN OVP
Over voltage protection
CELL = GND
AC over-voltage falling
CELL = VREF
VACOV_HYS
hysteresis
CELL = GND
AC Over-Voltage Rising Deglitch
to turn off ACFET and Disable AVCC rising
TACOV_RISE_DEG
Charge
AC Over-Voltage Falling
TACOV_FALL_DEG
Deglitch to Turn on ACFET
AVCC falling
VLTF
Cold Temperature Threshold, TS Charger suspends charge.
pin Voltage Rising Threshold
As percentage to VREF
VLTF_HYS
Hot Temperature Hysteresis, TS
As percentage to VVREF
pin voltage Falling
VHTF
Hot Temperature TS pin voltage
As percentage to VVREF
rising Threshold
VTCO
Cut-off Temperature TS pin
As percentage to VVREF
voltage falling Threshold
TJ_REG
Junction Temperature
Charging
TSHUT
TSHUT_HYS
Thermal shutdown temperature
Thermal shutdown hysteresis
Temperature rising
6.4
16.1
72.5
0.2
46.6
44.2
LP28400
6
A
6.6
6.8
V
16.5 16.9
V
200
mV
500
mV
1
µs
25
mS
73.5 74.5
%
0.4
0.6
%
47.2 47.8
%
44.7 45.2
%
125
℃
160
℃
30
℃
LP28400-00 Version 1.0 May.-2013 Email: [e-mail] www.lowpowersemi.com Page 9 of 17