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HM1803 Datasheet(PDF) 4 Page - Shenzhen Huazhimei Semiconductor Co., Ltd

Part # HM1803
Description  HM1803-SIP of Power Bank Total Solution
PDF  13 Pages
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Manufacturer  HMSEMI [Shenzhen Huazhimei Semiconductor Co., Ltd]
Direct Link  http://www.hmsemi.com/
Logo HMSEMI - Shenzhen Huazhimei Semiconductor Co., Ltd

HM1803 Datasheet(HTML) 4 Page - Shenzhen Huazhimei Semiconductor Co., Ltd

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Storage Temperature
-55 to 150
°C
Lead Temperature (Soldering, 10 sec)
260
°C
ELECTRICAL CHARACTERISTICS
(VIN = 3.6V, TA= 25
C unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX UNIT
Input Voltage Range
VCC
4.5
6.0
V
Regulated Charge Voltage
Vfloat
0°C≤TA≤85°C, Icharge = 40mA
4.158
4.22
4.260
V
PROG pin Voltage
Vprog
RPROG =1k, Current mode
0.93
1.0
1.07
V
Charge current
Icharge
RPROG =2k,Current mode
450
500
550
mA
RPROG =1k,Current mode
900
1000
1100
mA
Standby mode,Vbat=4.2V
0
-15
-30
uA
Trickle charge current
Itrikl
Vbat<Vtrikl,Rprog=1k
90
100
110
mA
Trickle charge Threshold
Voltage
Vtrikl
RPROG =10K，Vbat Rising
2.8
2.9
3.0
V
Trickle voltage hysteresis
voltage
Vtrhys
RPROG =10K
60
80
110
mV
Recharge Battery threshold
Voltage
ΔVrecg V
FLOAT - VRECHRG
150
300
mV
WLED torch current
Iwled
Vbat=4.2V
100
mA
LEDxx current
Iled
Vbat=4.2V
5
mA
Boost output voltage range
Vout
26
V
Regulated Feedback
Voltage
VFB
1.188
1.2
1.212
V
Inductor Current limit
Ilim
Roc=300K
2.3
A
Inductor Current limit
Ilim
Voc=0.9V
2.1
A
Boost Convert
Oscillator Frequency
FOSC
0.9
1.2
1.5
MHz
Overcharge Detection
Voltage of Li BAT-Protection
VCU
4.225
4.25
4.275
V
Overcharge Release Voltage
of Li BAT-Protection
VCL
4.075
4.10
4.125
V
Overdischarge Detection
Voltage of Li BAT-Protection
VDL
2.85
2.9
2.95
V
Overdischarge Release
Voltage of Li BAT-Protection
VDR
2.95
3.0
3.05
V
HM1803



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