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HM4092 データシート(PDF) 7 Page - Shenzhen Huazhimei Semiconductor Co., Ltd

部品番号 HM4092
部品情報  2.0A, 2-4 cell lithium battery switching charger
PDF  14 Pages
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メーカー  HMSEMI [Shenzhen Huazhimei Semiconductor Co., Ltd]
ホームページ  http://www.hmsemi.com/
Logo HMSEMI - Shenzhen Huazhimei Semiconductor Co., Ltd

HM4092 データシート(HTML) 7 Page - Shenzhen Huazhimei Semiconductor Co., Ltd

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Symbol
Parameter
Condition
SPEC
Unit
Min.
Typ.
Max.
Sleep Comparator (Reverse Discharging Protection)
VSLEEP
Sleep mode threshold VIN-VBAT falling
50
mV
VSLEEP-HYS
Hysteresis
VIN-VBAT rising
250
mV
tSLEEP-DC
Deglitch to disable
charge
VIN-VBAT falling
1
mS
tSLEEP-FALL
Deglitch to enter Sleep VIN-VBAT falling
1
mS
tSLEEP-RISE
Deglitch to exit Sleep VIN-VBAT rising
1.3
S
Bat Low Comparator
VLOWV
Pre-charge to fast
charge transition
threshold
2 cells, measured on BAT, CELL=Float
5.7
5.8
5.9
V
3 cells, measured on BAT, CELL=Lo
8.5
8.7
8.9
V
4 cells, measured on BAT, CELL=Hi
11.3
11.6
11.9
V
VLOWV-HYS
Fast charge to
pre-charge hysteresis
2 cells, measured on BAT, CELL=Float
200
mV
3 cells, measured on BAT, CELL=Lo
300
mV
4 cells, measured on BAT, CELL=Hi
400
mV
tpre2fast
VLOWV rising deglitch Delay to start fast charge current
25
mS
tfast2pre
VLOWV falling deglitch Delay to start pre-charge current
25
mS
VSHORT
Battery short voltage
measured on BAT
2.2
V
VSHORT_HY
Battery short voltage
hysteresis
measured on BAT
2.4
V
I SHORT
Battery short bias
10
mA
Re-Charge Comparator
VRECHG
Re-charge Threshold,
below regulation
voltage limit,
VBAT-REG-VBAT
2 cells, measured on BAT, CELL=Float
100
130
160
mV
3 cells, measured on BAT, CELL=Lo
200
260
320
mV
4 cells, measured on BAT, CELL=Hi
300
390
480
mV
tRECH-RISE_DEG VRECHG rising deglitch VBAT decreasing below VRECHG
25
mS
tRECH-FALL_DEG VRECHG falling deglitch VBAT increasing above VRECHG
25
mS



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