参数资料
型号: MAX8900DEWV+T
厂商: Maxim Integrated Products
文件页数: 25/35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
Table 2. Trip Temperatures for Different Thermistors
THERMISTOR
TEMPERATURE
R THRM at T A = +25 N C
Thermistor Beta ( ? [ I ])
RTB ( I )
RTP ( I )
RTS ( I )
Resistance at T1_n15 ( I )
Resistance at T1_0 ( I )
Resistance at T2 ( I )
Resistance at T3 ( I )
Resistance at T4 ( I )
Temperature at T1_n15 ( N C) [-15 N C nom]
Temperature at T1_0 ( N C) [0 N C nom]
Temperature at T2 ( N C) [+15 N C nom]
Temperature at T3 ( N C) [+45 N C nom]
Temperature at T4 ( N C) [+60 N C nom]
10,000
3380
10,000
OPEN
SHORT
61,788
29,308
15,000
5,309
2,910
-16.2
-0.8
14.7
42.6
61.4
10,000
3940
10,000
OPEN
SHORT
61,788
29,308
15,000
5,309
2,910
-11.1
2.6
16.1
40.0
55.7
10,000
3940
10,000
301,000
499
77,248
31,971
15,288
4,906
2,439
-14.9
0.9
15.7
42.0
60.6
47,000
4050
47,000
OPEN
SHORT
290,410
137,750
70,500
24,954
13,676
-10.2
3.2
16.4
39.6
54.8
47,000
4050
47,000
1,200,000
2,400
380,716
153,211
72,500
23,083
11,434
-14.8
1.2
15.8
41.5
59.6
100,000
4250
100,000
OPEN
SHORT
617,913
293,090
150,002
53,093
29,099
-8.7
4.1
16.8
38.8
53.2
100,000
4250
100,000
1,800,000
6,800
934,027
343,283
156,836
47,906
22,777
-15.4
1.3
15.9
41.2
59.2
*CONTACT FACTORY FOR A 4.1V
4.2
4.1
4.0
4.2V
4.1V*
4.075V
OPTION FOR V BATREG .
-40
T1
15
T2
25
45
T3
60
T4
85
BATTERY TEMPERATURE (°C)
I FC =
3405V
R SETI
T1 = 0°C for MAX8900A/MAX8900C
T1 = -15°C for MAX8900B
I FC =
3405V
2 x R SETI
I PQ =
415V
R DNI
I PQ =
415V
2 x R DNI
I DBAT
-40
T1
15
T2
25
45
T3
60
T4
85
BATTERY TEMPERATURE (°C)
Figure 10. JEITA Battery Safety Regions
Maxim Integrated
25
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