参数资料
型号: LTC6802IG-1#TRPBF
厂商: Linear Technology
文件页数: 5/38页
文件大小: 0K
描述: IC MONITOR BATT STACK MC 44-SSOP
标准包装: 2,000
功能: 电池监控器
电池化学: 锂离子(Li-Ion)
电源电压: 4 V ~ 50 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 44-FSOP(0.209",5.30mm 宽)
供应商设备封装: 44-SSOP
包装: 带卷 (TR)
LTC6802-1
TYPICAL PERFORMANCE CHARACTERISTICS
Cell Measurement Total
Cell Measurement Total
Unadjusted Error
Unadjusted Error
vs Input Resistance
Measurement Gain Error
Hysteresis
10
8
6
T A = –40°C
T A = 25°C
T A = 85°C
T A = 125°C
10
0
–10
25
20
T A = 85°C TO 25°C
4
–20
2
0
–30
15
–2
–4
–40
–50
R S = 1k
R S = 2k
R S = 5k
10
R S = 10k
–6
–8
–60
R S IN SERIES WITH CN AND CN-1
–70 NO EXTERNAL CAPACITANCE ON
5
–10
0
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
–80
0
CN AND CN-1
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
0
–250 –200 –150 –100 –50
0
50 100 150 200
CELL VOLTAGE (V)
Measurement Gain Error
Hysteresis
68021 G01
CELL VOLTAGE (V)
68021 G02
Cell Measurement Common Mode
Rejection
CHANGE IN GAIN ERROR (ppm)
ADC Normal Mode Rejection
vs Frequency
68021 G03
20
18
16
14
12
T A = –45°C TO 25°C
0
V CM(IN) = 5V P-P
72dB REJECTION
–10 CORRESPONDS TO
LESS THAN 1 BIT
–20 AT ADC OUTPUT
–30
0
–10
–20
–30
10
8
6
4
2
–40
–50
–60
–40
–50
–60
0
–250 –200 –150 –100 –50
0
50 100 150 200
–70
10
100
1k
10k
100k
1M
10M
–70
10
100
1k
10k
100k
2.0
CHANGE IN GAIN ERROR (ppm)
ADC INL
68021 G04
1.0
ADC DNL
FREQUENCY (Hz)
68021 G05
50
FREQUENCY (Hz)
68021 G06
Cell Input Bias Current in Standby
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
40
30
20
10
0
C1
C12
C2 TO C11
–2.0
0
1
2
3
4
5
–1.0
0
1
2
3
4
5
–10
–40 –20
0
20
40
60
80
100 120
INPUT (V)
68021 G07
INPUT (V)
68021 G08
TEMPERATURE (°C)
68021 G09
68021fa
5
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