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ACT2823 датащи(PDF) 7 Page - Active-Semi, Inc

номер детали ACT2823
подробное описание детали  Dual Cell Li-Ion Battery Charger and Power Bank Manager
PDF  25 Pages
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производитель  ACTIVE-SEMI [Active-Semi, Inc]
домашняя страница  http://www.active-semi.com
Logo ACTIVE-SEMI - Active-Semi, Inc

ACT2823 датащи(HTML) 7 Page - Active-Semi, Inc

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ACT2823
REV 1, 01-DEC-2016
Innovative PowerTM
ActiveSwitcherTM
is a trademark of Active-Semi.
7
Buck mode/Discharge
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Buck Under Voltage Lock-Out
VBAT falling, VBAT1,2
5.8
V
VOUT Output Regulation Voltage
REG3[1:0]=00,Default
5.07
V
REG3[1:0]=01
5.12
V
REG3[1:0]=10
5.17
V
REG3[1:0]=11
5.22
V
VOUT Current Limit
RCS=20mΩ
3.3
A
Buck Converter Under Voltage Protection Thresh-
old
VOUT falling goes into hiccup
3.65
V
Buck Converter Over Voltage Protection Threshold VOUT rising
5.7
V
Buck Convert Hiccup Time
3.4
s
Buck Converter Light-Load Cut-off Current
5
10
15
mA
Buck Converter Light-Load Cut-off Deglitch Time
12.5
s
High Side Switch Peak Current Limit
All condition
4.5
A
Over Temperature Protection
OTP
160
Over Temperature Protection Hysteresis
OTP_HYST
20
Battery Protection
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Battery Over Charge Current
2.6
3
A
Battery Over Voltage
Percentage of EOC Voltage
101
102.5
104
%
Battery Under Voltage and Short Circuit Protection
3.2
V
Preconditioning timer
If timer expires, goes to latch-off
1
hr
TH Pull-up Current
Charge mode
140
µA
Discharge mode
100
µA
TH High Threshold
Charge mode
2.5
V
Discharge mode
2.5
V
TH Low Threshold
Charge mode
1
V
Discharge mode
0.57
V
System Management
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VREG Output Current
50
mA
PB Rising Threshold
PB Rising, discharge mode
0.95
V
PB Falling Threshold
PB Falling, discharge mode with VIN=5V
0.75
V
PB internal pull up resistance
Pull up to internal supply
1.2
MΩ
Fault Condition AlarmFrequency
0.5s on and 0.5s off
1.0
Hz
Fault Condition Alarm Timer
10
s



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