参数资料
型号: AD737ARZ
厂商: Analog Devices Inc
文件页数: 8/24页
文件大小: 0K
描述: IC TRUE RMS/DC CONV LP 8SOIC
产品培训模块: Introduction to Analog RMS-to-DC Technology: Converters and Applications
标准包装: 1
电流 - 电源: 170µA
电源电压: 2.8V,-3.2V ~ ±16.5V
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SO
包装: 管件
配用: AD737-EVALZ-ND - BOARD EVALUATION FOR AD737

AD737
Data Sheet
TYPICAL PERFORMANCE CHARACTERISTICS
T A = 25°C, ±V S = ±5 V (except AD737J-5 , where ±V S = ±2.5 V), C AV = 33 μF, C C = 10 μF, f = 1 kHz, sine wave input applied to Pin 2,
unless otherwise specified.
0.7
V IN = 200mV rms
C AV = 100μF
10V
C AV = 22μF, C F = 4.7μF, C C = 22μF
0.5
C F = 22μF
1V
0.3
100mV
1% ERROR
0.1
0
10mV
–0.1
–3dB
–0.3
1mV
10% ERROR
–0.5
0
2
4
6
8
10
12
14
16
100μV
0.1
1
10
100
1000
16
SUPPLY VOLTAGE (±V)
Figure 4. Additional Error vs. Supply Voltage
DC COUPLED
FREQUENCY (kHz)
Figure 7. Frequency Response Driving Pin 1; Negative DC Output
10V
C AV = 22μF, C F = 4.7μF, C C = 22μF
14
1V
12
10
8
6
4
2
PIN 1
PIN 2
100mV
10mV
1mV
1% ERROR
10% ERROR
–3dB
0
0
2
4
6
8
10
12
14
16
100μV
0.1
1
10
100
1000
SUPPLY VOLTAGE (±V)
Figure 5. Peak Input Level for 1% Saturation vs. Supply Voltage
25
FREQUENCY (kHz)
Figure 8. Frequency Response Driving Pin 2; Negative DC Output
6
3ms BURST OF 1kHz =
3 CYCLES
20
15
5
4
3
200mV rms SIGNAL
C C = 22μF
C F = 100μF
C AV = 10μF
C AV = 33μF
2
10
1
C AV = 250μF
C AV = 100μF
5
0
2
4
6
8
10
12
14
16
18
0
1
2
3
4
5
DUAL SUPPLY VOLTAGE (±V)
Figure 6. Supply Current (Power-Down Mode) vs. Supply Voltage (Dual)
Rev. I | Page 8 of 24
CREST FACTOR (V PEAK /V rms)
Figure 9. Additional Error vs. Crest Factor
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