参数资料
型号: LT3650IMSE-8.4#TRPBF
厂商: Linear Technology
文件页数: 5/22页
文件大小: 0K
描述: IC CHARGER LI-ION 8.4V 2A 12MSOP
标准包装: 2,500
功能: 充电管理
电池化学: 锂离子(Li-Ion)、锂聚合物(Li-Pol)
电源电压: 9 V ~ 32 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 12-TSSOP (0.118",3.00mm 宽)裸露焊盘
供应商设备封装: 12-MSOP,裸露焊盘
包装: 带卷 (TR)
LT3650-8.2/LT3650-8.4
TYPICAL PERFORMANCE CHARACTERISTICS
T A = 25°C, unless otherwise noted.
36
33
30
27
Switch Drive (I SW /I BOOST )
vs Switch Current
480
460
440
Switch Forward Drop (V IN – V SW )
vs Temperature
I SW = 2A
100
50
0
CC/CV Charging; SENSE Pin Bias
Current vs V SENSE
LT3650-8.2
24
21
18
15
12
9
6
3
420
400
380
360
340
–50
–100
–150
–200
–250
–300
0
0
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
320
–50
–25
0
25
50
75
100
125
–350
0
0.5
1
1.5
2
2.5 5.5
6
8
8.5
SWITCH CURRENT (A)
365082 G04
TEMPERATURE (°C)
365082 G05
V SENSE (V)
365082 G06
12
C/10 Threshold vs Temperature
(V SENSE – V BAT )
51.0
50.8
CLP Input Limit Threshold
(V CLP – V IN ) vs Temperature
I CHG at 50%
101.0
100.8
I MAX Current Limit (V SENSE – V BAT )
vs Temperature
V BAT = 7.5V
11
10
9
50.6
50.4
50.2
50.0
49.8
49.6
49.4
49.2
100.6
100.4
100.2
100.0
99.8
99.6
99.4
99.2
8
–50
–25
0
25
50
75
100
125
49.0
–50
–25
0
25
50
75
100
125
99.0
–50
–25
0
25
50
75
100
125
TEMPERATURE (°C)
365082 G07
TEMPERATURE (°C)
365082 G08
TEMPERATURE (°C)
365082 G09
Thermal Foldback – I MAX
Current Limit (V SENSE – V BAT )
vs Temperature
CC/CV Charging; BAT Pin Bias
Current vs V BAT
Battery Bias Current with Charger
Disabled (I BAT + I SENSE + I BOOST
+ I SW )
120
100
2.2
2.0
1.8
1.6
LT3650-8.2
10
9
8
80
60
40
1.4
1.2
1.0
0.8
0.6
0.4
7
6
5
4
3
V IN FLOATING
20
0
25 35 45 55 65 75 85 95 105 115 125 135
0.2
0.0
–0.2
–0.4
0
0.5
1
1.5
2
2.5
3
3.5
8
8.5
2
1
0
0
1
2
3
V IN = 20V, V SHDN = 0V
4 5 6 7 8
9
TEMPERATURE (°C)
365082 G10
V BAT (V)
365082 G11
V BAT (V)
365082 G12
36508284fd
5
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