参数资料
型号: AD737-EVALZ
厂商: Analog Devices Inc
文件页数: 9/24页
文件大小: 0K
描述: BOARD EVALUATION FOR AD737
标准包装: 1
主要目的: 接口,RMS 到 DC 转换器
已用 IC / 零件: AD737
已供物品:
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Data Sheet
0.8
V IN = 200mV rms
1.0
AD737
0.6
0.4
C AV = 100μF
C F = 22μF
0.5
0
0.2
–0.5
0
–1.0
–0.2
–0.4
–1.5
–0.6
–2.0
C AV = 22μF, C C = 47μF,
C F = 4.7μF
–0.8
–60
–40
–20
0
20
40
60
80
100
120
140
–2.5
10mV
100mV
1V
2V
500
400
TEMPERATURE (°C)
Figure 10. Additional Error vs. Temperature
INPUT LEVEL (rms)
Figure 13. Error vs. RMS Input Level Using Circuit in Figure 29
100
V IN = 200mV rms
C C = 47μF
C F = 47μF
300
10
200
100
–0.5%
–1%
0
0
0.2
0.4
0.6
0.8
1.0
1
10
100
1k
10mV
RMS INPUT LEVEL (V)
Figure 11. DC Supply Current vs. RMS Input Level
AC-COUPLED
FREQUENCY (Hz)
Figure 14. Value of Averaging Capacitor vs. Frequency
for Specified Averaging Error
1V
1mV
100mV
–1%
–0.5%
100μV
10mV
AC-COUPLED
C AV = 10μF, C C = 47μF,
C F = 47μF
10μV
100
1k
10k
100k
1mV
1
10
100
1k
–3dB FREQUENCY (Hz)
Figure 12. RMS Input Level vs. –3 dB Frequency; Negative DC Output
Rev. I | Page 9 of 24
FREQUENCY (Hz)
Figure 15. RMS Input Level vs. Frequency for Specified Averaging Error
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