参数资料
型号: AD7280AWBSTZ
厂商: Analog Devices Inc
文件页数: 11/48页
文件大小: 0K
描述: IC BATT MON LI-ION AUTO 48LQFP
标准包装: 1
功能: 电池监控器,过压/欠压保护
电池化学: 锂离子(Li-Ion)
电源电压: 8 V ~ 30 V
工作温度: -40°C ~ 105°C
安装类型: 表面贴装
封装/外壳: 48-LQFP
供应商设备封装: 48-LQFP(7x7)
包装: 托盘

AD7280A
TYPICAL PERFORMANCE CHARACTERISTICS
5.5
5.4
V DD
V DD
V DD
V DD
= 8V
= 10V
= 22.5V
= 29.9V
8
7
SLAVE CURRENTS
6
5.3
5.2
5
4
MASTER CURRENTS
5.1
5.0
4.9
–40
–20
0
20
40
60
80
100
3
2
1
–40
–20
0
20
40
SLAVE, V DD = 8V
SLAVE, V DD = 10V
SLAVE, V DD = 29.9V
MASTER, V DD = 8V
MASTER, V DD = 10V
MASTER, V DD = 29.9V
60 80 100
TEMPERATURE (°C)
Figure 4. V REG vs. Temperature for Different Supply Voltages,
V REG Connected to AV CC and DV CC
TEMPERATURE (°C)
Figure 7. I DD During Cell Balancing vs. Temperature
for Different Supply Voltages
5.5
5.4
5.3
V DD
V DD
V DD
V DD
= 8V
= 10V
= 22.5V
= 29.9V
8
7
6
SLAVE, V DD = 8V
SLAVE, V DD = 10V
SLAVE, V DD = 29.9V
MASTER, V DD = 8V
MASTER, V DD = 10V
MASTER, V DD = 29.9V
5
5.2
5.1
5.0
4
3
2
SLAVE CURRENTS
MASTER CURRENTS
4.9
–40
–20
0
20
40
60
80
100
1
–40
–20
0
20
40
60
80
100
TEMPERATURE (°C)
Figure 5. V REG vs. Temperature for Different Supply Voltages,
V REG Connected to AV CC and DV CC , 5 mA External Load
8
SLAVE CURRENTS
TEMPERATURE (°C)
Figure 8. I DD During Software Power-Down vs. Temperature
for Different Supply Voltages
10,000
9149
7
8000
6
5
4
MASTER CURRENTS
6000
4000
3
2
1
–40
–20
0
20
40
SLAVE, V DD = 8V
SLAVE, V DD = 10V
SLAVE, V DD = 29.9V
MASTER, V DD = 8V
MASTER, V DD = 10V
MASTER, V DD = 29.9V
60 80 100
2000
0
2660
2661
5
2662
460
2663
2664
386
2665
2666
2667
2668
TEMPERATURE (°C)
Figure 6. I DD During Conversion vs. Temperature
for Different Supply Voltages
Rev. 0 | Page 11 of 48
CODE
Figure 9. Histogram of Codes for 10,000 Samples,
Odd Cell Voltage Channels
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