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LP28400 Datasheet(PDF) 9 Page - Lowpower Semiconductor inc

Part # LP28400
Description  Programmable Charge Current Up to 3000mA
PDF  17 Pages
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Manufacturer  POWER [Lowpower Semiconductor inc]
Direct Link  http://www.lowpowersemi.com
Logo POWER - Lowpower Semiconductor inc

LP28400 Datasheet(HTML) 9 Page - Lowpower Semiconductor inc

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



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