参数资料
型号: MAX8900CEWV+T
厂商: Maxim Integrated Products
文件页数: 11/35页
文件大小: 0K
描述: IC LI BATTERY CHARGER 1.2A WLP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
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: 3.4 V ~ 6.3 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 30-WFBGA,WLBGA
供应商设备封装: 30-WLP
包装: 带卷 (TR)
MAX8900A/MAX8900B/MAX8900C
1.2A Switch-Mode Li+ Chargers with ±22V Input
Rating and JEITA Battery Temperature Monitoring
Typical Operating Characteristics (continued)
(Circuit of Figure 1, V IN = 6V, V BAT = 3.6V, T A = +25 N C, unless otherwise noted.)
EFFICIENCY vs. INPUT VOLTAGE
(CONSTANT-CURRENT MODE)
EFFICIENCY vs. CHARGE CURRENT
(CONSTANT-VOLTAGE MODE)
BATTERY + LX LEAKAGE CURRENT
vs. INPUT VOLTAGE
90
88
86
84
I BAT = 1200mA, R SETI = 2.87k I
V BAT = 4.0V
100
95
90
V IN = 5V, V BAT = 4.2V
1000
CEN = 1
V BAT = 4.0V
V BAT = 3.2V
82
80
V BAT = 3.6V
85
80
100
78
76
V BAT = 3.0V
75
74
5
6
7
8
9
10
70
0
500
1000
1500
10
0
1
2
3
4
5
50
V IN (V)
BATTERY + LX LEAKAGE CURRENT
vs. BATTERY VOLTAGE
60
I BAT (A)
BATTERY + LX LEAKAGE CURRENT
vs. AMBIENT TEMPERATURE
6
INPUT VOLTAGE (V)
AVL VOLTAGE vs. INPUT VOLTAGE
45
40
35
IN UNCONNECTED
STAT INDICATOR CURRENT
NOT INCLUDED
50
40
IN UNCONNECTED
STAT INDICATOR CURRENT
NOT INCLUDED
5
4
V OVLO
30
25
30
3
20
15
10
5
20
10
2
1
MAX8900x
V OVLO = 28V
V CEN = 0V
V BAT = 3.6V
R SETI = 2.87k I
0
0
1
2
3
4
5
6
0
-40
-15
10
35
60
85
0
0
5
10
15
20
25
30
BATTERY VOLTAGE (V)
TEMPERATURE (°C)
V IN (V)
4.3
MAX8900_ CHARGE PROFILE
(CONSTANT-CURRENT TO DONE MODES)
MAX8900A toc29
1.4
4.3
MAX8900_ CHARGE PROFILE
(CHARGER RESTART)
MAX8900A toc30
1.4
4.2
CC
CV
DONE
1.2
4.2
DONE
CV
DONE
1.2
4.1
4.0
V BAT
1.0
0.8
4.1
4.0
V BAT
1.0
0.8
3.9
3.8
3.7
3.6
V IN = 5V
R SETI = 4.02k I
R DNI = 3.57k I
C CT = 0.47μF
1300mAh BATTERY
I IN
I BAT
0.6
0.4
0.2
0
3.9
3.8
3.7
3.6
V IN = 5V
R SETI = 4.02k I
R DNI = 3.57k I
C CT = 0.47μF
1300mAh BATTERY
I IN
I BAT
0.6
0.4
0.2
0
500
2500
4500
6500
8500
10,500
0
2000
4000
6000
8000
10,000
Maxim Integrated
TIME (s)
TIME (s)
11
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