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SC824 Datasheet(PDF) 8 Page - Semtech Corporation

Part # SC824
Description  Single-cell Li-Ion Charger Tri-Mode with Timer and NTC
PDF  29 Pages
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Manufacturer  SEMTECH [Semtech Corporation]
Direct Link  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SC824 Datasheet(HTML) 8 Page - Semtech Corporation

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SC824
8
Typical Characteristics (continued)
I
PQ vs. RIPRGM; IFQ vs. RIPRGM, USB Low Power Mode
Charging Cycle Battery Voltage and Current
Pre-Charging Battery Voltage and Current
CC-to-CV Battery Voltage and Current
USB Low-Power Re-Charge Cycle
610
640
670
700
730
760
30
30.5
31
31.5
32
32.5
33
33.5
34
34.5
35
35.5
36
4.145
4.16
4.175
4.19
4.205
4.22
Time (min)
700mAhr battery, R
IPRGM = 2.94kΩ, VVIN = 5.0V, TA = 25
οC
V
BAT
I
BAT
0
50
100
150
200
250
6
7
8
9
10
11
12
13
14
3.75
3.85
3.95
4.05
4.15
4.25
Time (hrs)
700mAhr battery, R
IPRGM = 4.42kΩ, VVIN = 5.0V, Load = 10mA
V
BAT
I
BAT
0
100
200
300
400
500
600
700
0
0.25
0.5
0.75
1
1.25
1.5
1.75
2
2.25
2.5
2.75
0
1
2
3
4
5
6
7
Time (hrs)
700mAhr battery, R
IPRGM = 2.94kΩ, VVIN = 5.0V, TA = 25
οC, timer enabled
V
BAT
I
BAT
V
STAT1
0
100
200
300
400
500
600
700
800
0
1
2
34
5
6
78
2
2.25
2.5
2.75
3
3.25
3.5
3.75
4
Time (s)
700mAhr battery, R
IPRGM = 2.94kΩ, VVIN = 5.0V, TA = 25
οC
V
BAT
I
BAT
2
6
10
14
18
22
26
30
0
40
80
120
160
200
R
IPRGM (k
Ω)
V
VIN = 5V, VBAT = 3.7V, TA = 25
οC
Re-Charge Cycle BAT Pin Voltage and Current
0
100
200
300
400
500
56789
10
11
12
13
3.75
3.85
3.95
4.05
4.15
4.25
Time (hrs)
700mAhr battery, R
IPRGM = 2.94kΩ, VVIN = 5.0V, Load = 10mA
V
BAT
I
BAT



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