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LP4055 датащи(PDF) 4 Page - Lowpower Semiconductor inc

номер детали LP4055
подробное описание детали  800mA Linear Li-Ion Battery Charger with Protection of Reverse Connection of Battery
PDF  8 Pages
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производитель  POWER [Lowpower Semiconductor inc]
домашняя страница  http://www.lowpowersemi.com
Logo POWER - Lowpower Semiconductor inc

LP4055 датащи(HTML) 4 Page - Lowpower Semiconductor inc

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LP4055-03
Apr.-2017
Email: marketing@lowpowersemi.com
www.lowpowersemi.com
Page 4 of 8
Preliminary Datasheet
LP4055
Electrical Characteristics
(TA=25℃. VCC=5V, LP4055B5F,the specifications which apply over the full operating temperature range, unless otherwise noted.)
Symbol
Parameter
Condition
Min
Typ
Max
Units
VCC
Adapter/USB Voltage Range
4.5
5
6.5
V
ICC
Input Supply Current
Charge Mode, RPROG = 10k
300
1000
μA
Standby Mode (Charge Terminated)
50
200
Shutdown Mode
(RPROG NC, VCC<VBAT, or VCC<VUV)
50
VFLOAT
Regulated Output (Float) Voltage
0℃≤TA≤85℃, LP4055B5F
4.158
4.2
4.242
V
0℃≤TA≤85℃, (LP4055B5F/QVF-43)
4.3
4.35
4.4
V
IBAT
BAT Pin Current
RPROG=10k, Current Mode
80
100
120
mA
RPROG=2k, Current Mode
400
500
600
Reverse Current, VBAT=-4.2V
-1
Standby Mode, VBAT=4.2V
Shutdown Mode (RPROG NC)
Sleep Mode, VCC=0V
-1
±2
±2
μA
VTRIKL
Trickle Charge Threshold Voltage
RPROG=10k, VBAT Rising
2.8
2.9
3.0
V
VTRHYS
Trickle Charge Hysteresis Voltage
RPROG=10k
60
80
110
mV
VUV
VCC Undervoltage Lockout Threshold
From VCC Low to High
3.7
3.8
3.95
V
VUVHYS
VCC Undervoltage Lockout Hysteresis
500
mV
VASD
VCC–VBAT Lockout Threshold Voltage
100
mV
ITERM
Termination Current Threshold
RPROG=10k
10
%IBAT
RPROG=2k
10
VPROG
PROG Pin Voltage
RPROG=10k, Charge Mode
1
V
VCHRG/FULL
CHRG/FULL Pin Output Low Voltage
ICHRG/FULL=5mA
0.35
0.6
V
ICHRG/FULL
CHRG/FULL Pin Weak Pull-Down
Current
VCHRG/FULL=5V
5
uA
ΔVRECHRG
Recharge Battery Threshold Voltage
VFLOAT-VRECHRG
100
150
200
mV
TLIM
Junction Temperature in Constant
Temperature Mode
150
℃
RON
Power FET “ON” Resistance
(Between VCC and BAT)
500
mΩ
tSS
Soft-Start Time
IBAT=0 to IBAT=1000V/RPROG
200
μs



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