零漂移放大器

ADI公司是低漂移运算放大器的领先者,其产品组合在业界同类产品中最为齐全。零漂移放大器可以动态地校正失调电压,以实现nV级失调电压和极低的失调漂移,从而满足随着温度和时间变化而保持稳定失调电压的应用需求。零漂移放大器为设计人员提供了很多好处:首先,温漂和1/f噪声在系统中始终起着干扰作用,很难以其它方式消除。
产品选型表

Zero-Drift Amplifiers

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SortOrderPart#Vsupply span (min)
(V)
Vsupply span (max)
(V)
Iq/Amp (typ)
(A)
Amps per PackageVos (max)
(V)
Vos TC (typ)
(V/°C)
0.1 to 10 Hz Voltage Noise (typ)
(V p-p)
VNoise Density (typ)
(V/rtHz)
GBP (typ)
(Hz)
Slew Rate (typ)
(V/us)
ArchitectureUS Price 1000 to 4999
($ US)
1ADA4522-1 4.5 55 840µ 1 2.5n 117n 5.8n 2.7M 1.7 Voltage Feedback, Zero Drift $0.84
2ADA4522-4 4.5 55 830µ 4 2.5n 117n 5.8n 2.7M 1.7 Voltage Feedback, Zero Drift $3.10
3ADA4522-2 4.5 55 830µ 2 4n 117n 5.8n 2.7M 1.7 Voltage Feedback, Zero Drift $1.46
4ADA4528-2Reference Circuit Available 2.2 5.5 1.4m 2 2.5µ 2n 99n 5.9n 3.4M 500m Voltage Feedback, Zero Drift $1.52
5ADA4638-1Reference Circuit Available 4.5 30 850µ 1 4.5µ 80n 1.2µ 66n 1.5M 1.5 Voltage Feedback, Zero Drift $1.28
6ADA4528-1Reference Circuit Available 2.2 5.5 1.4m 1 2.5µ 2n 99n 5.9n 3.4M 500m Voltage Feedback, Zero Drift $0.98
7ADA4051-1 0 5 15µ 1 17µ 20n 1.96µ 95n 125k 60m Voltage Feedback, Zero Drift $0.93
8ADA4051-2Reference Circuit Available 0 5 13µ 2 15µ 20n 1.96µ 95n 125k 60m Voltage Feedback, Zero Drift $1.47
9AD8639Reference Circuit Available 4.5 16 1.5m 2 30n 1.2µ 60n 1.5M 2 Voltage Feedback, Zero Drift $1.86
10AD8638Reference Circuit Available 4.5 16 1.5m 1 30n 1.2µ 60n 1.5M 2 Voltage Feedback, Zero Drift $1.08
11AD8539 2.7 5 210µ 2 15µ 30n 1.2µ 52n 430k 400m Voltage Feedback, Zero Drift $0.72
12AD8538 2.7 5 180µ 1 13µ 30n 50n 430k 400m Voltage Feedback, Zero Drift $0.50
13AD8630 2.7 5.5 850µ 4 2n 500n 22n 2.5M 1 Voltage Feedback, Zero Drift $2.73
14AD8629Reference Circuit Available 2.7 5.5 850µ 2 2n 500n 22n 2.5M 1 Voltage Feedback, Zero Drift $1.47
15AD8628Reference Circuit Available 2.7 5.5 850µ 1 2n 500n 22n 2.5M 1 Voltage Feedback, Zero Drift $0.96
16AD8574 2.7 5.5 975µ 4 5n 1.3µ 51n 1.5M 400m Voltage Feedback, Zero Drift $3.40
17AD8572 2.7 5.5 975µ 2 5n 1.3µ 51n 1.5M 400m Voltage Feedback, Zero Drift $1.78
18AD8571 2.7 5.5 975µ 1 5n 1.3µ 51n 1.5M 400m Voltage Feedback, Zero Drift $1.11
19AD8554 2.7 5 975µ 4 5n 42n 1.5M 400m Voltage Feedback, Zero Drift $3.43
20AD8552 2.7 5 975µ 2 5n 42n 1.5M 400m Voltage Feedback, Zero Drift $1.94
21AD8551 2.7 5 975µ 1 5n 42n 1.5M 400m Voltage Feedback, Zero Drift $1.22
ADA4522-2 Zero-Drift, Precision Op Amp Simplifies Board Design

ADA4522 Product Family

The ADA4522-1, ADA4522-2, ADA4522-4, zero-drift op amp family operates within a supply voltage range of 4.5 V to 55 V and exhibits noise performance that is at least 35 percent better than its closest competitor and provides the ease-of-use of a precision op amp with the ultra-low offset and drift of a zero-drift op amp.

模拟设置工具:ADIsimPE

ADIsimPE由SIMetrix/SIMPLIS供电,是针对模拟和混合信号电路设计和开发而优化的电路仿真套件。 SIMetrix模式适合用来仿真通用非开关电路。 它能完全兼容Pspice,用于工业标准SPICE模型中。

ADIsimPE