参数资料
型号: AD7280AWBSTZ
厂商: Analog Devices Inc
文件页数: 12/48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
10,000
8870
2.508
PART
PART
1
4
PART
PART
2
5
PART
PART
3
6
PART
7
PART
8
PART
9
8000
2.506
PART
10
PART
11
PART
12
6000
2.504
2.502
4000
2.500
2000
956
2.498
0
2660
2661
7
2662
2663
2664
CODE
167
2665
2666
2667
2668
2.496
–40
–20
0
20 40 60
TEMPERATURE (°C)
80
100
Figure 10. Histogram of Codes for 10,000 Samples,
Even Cell Voltage Channels
Figure 13. V REF vs. Temperature for Different Parts
10,000
8000
9072
7.5
6.0
4.5
V DD
V DD
V DD
V DD
V DD
= 8V
= 10V
= 16.8V
= 22.5V
= 29.9V
6000
4000
3.0
1.5
0
–1.5
2000
692
–3.0
0
236
2942 2943 2944 2945 2946 2947 2948 2949 2950 2951 2952
–4.5
–40
–20
0
20
40
60
80
100
CODE
Figure 11. Histogram of Codes for 10,000 Samples,
Auxiliary Channels
TEMPERATURE (°C)
Figure 14. Total Unadjusted Error for Even Cell Voltage Channels (Absolute
Value) vs. Temperature for Different Supply Voltages
2.508
2.507
2.506
2.505
V DD
V DD
V DD
V DD
V DD
= 8V
= 10V
= 16.8V
= 22.5V
= 29.9V
7.5
6.0
4.5
V DD
V DD
V DD
V DD
V DD
= 8V
= 10V
= 16.8V
= 22.5V
= 29.9V
2.504
2.503
2.502
2.501
2.500
2.499
2.498
2.497
2.496
3.0
1.5
0
–1.5
–3.0
–4.5
–40
–20
0
20
40
60
80
100
–40
–20
0
20
40
60
80
100
TEMPERATURE (°C)
Figure 12. V REF vs. Temperature for Different Supply Voltages
TEMPERATURE (°C)
Figure 15. Total Unadjusted Error for Odd Cell Voltage Channels (Absolute
Value) vs. Temperature for Different Supply Voltages
Rev. 0 | Page 12 of 48
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