参数资料
型号: OP77FZ
厂商: Analog Devices Inc
文件页数: 5/16页
文件大小: 0K
描述: IC OPAMP GP 600KHZ PREC 8CDIP
产品变化通告: OP77 Vos Trims Redesign Change 03/Mar/2011
标准包装: 48
放大器类型: 通用
电路数: 1
转换速率: 0.3 V/µs
增益带宽积: 600kHz
电流 - 输入偏压: 1.2nA
电压 - 输入偏移: 20µV
电压 - 电源,单路/双路(±): ±3 V ~ 18 V
工作温度: -25°C ~ 85°C
安装类型: 通孔
封装/外壳: 8-CDIP(0.300",7.62mm)
供应商设备封装: 8-CERDIP
包装: 管件
产品目录页面: 774 (CN2011-ZH PDF)
OP77
Rev. E | Page 13 of 16
Figure 34 relies upon low TCVOS of the OP77 and noise
combined with very high CMRR to provide precision buffering
of the averaged REF-01 voltage outputs.
In Figure 35, CH must be of polystyrene, Teflon*, or
polyethylene to minimize dielectric absorption and leakage.
The droop rate is determined by the size of CH and the bias
current of the AD820.
*Teflon is a registered trademark of the Dupont Company
0
032
0-
0
37
+15V
–15V
1k
1k
1k
1N4148
7
6
4
2
3
0.1F
2N930
CH
VIN
RESET
+15V
VOUT
–15V
7
6
4
2
3
0.1F
AD820
OP77
Figure 35. Precision Positive Peak Detector
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