Lock-in Amplifier AD630 Phase Sensitive Detection Weak Signal Conditioning Balanced Modulation
Product Description:
The AD630 lock-in amplifier is an integrated pre-amplifier OPA627 and fourth-order ultra-low-pass Butterworth filter. It forms a minimum system of lock in amplifier. It can detect and extract weak signals, and you can also use the modulation function of AD630.
Product Parameters:
- Item Name: AD630 Lock In Amplifier
- Size: 46 x 40mm
- Supply Voltage: ±5V to ±18V
Features of AD630 Chip:
- Signals can be recovered from 100 dB noise
- Channel Bandwidth: 2MHz
- Slew Rate: 45V/μS
- Low Crosstalk: -120 dB (1 KHz)
- Programmable pins. Closed-loop Gain: ±1 and ±2
- Closed-loop Gain Accuracy and Matching: 0.05%
- Channel Offset Voltage: 100μV (AD630BD)
- 350kHz full power bandwidth
OPA627 Operational Amplifier:
The AD630 module is the minimal system of a lock-in amplifier. The preamplifier part uses OPA627. The default configuration is 10 times amplification. It is a high precision and high performance operational amplifier chip.
- Precision high-speed operational amplifier
- Power Supply Range: ±4.5V to ±18V
- Working Temperature: - 40â to 125â
- Input Offset Voltage: 100μV (Typical Value)
- Input Offset Voltage Temperature Coefficient: 0.8μV/â (Typical Value)
- Input Offset Current: 0.5pA (Typical Value)
- Input Bias Current: 1pA (Typical Value)
- CMRR: 116dB (Typical Value)
- Maximum Open-Loop Gain: 120 dB (Typical Value)
- Input Impedance: 10^13Ω
- Typical Bandwidth: 16MHz
- Low Static Current: 7.5mA
- Low Distortion: 4.5nV/√Hz at 1kHz
- Distortion: 0.0006%
- Slew Rate: 55V/μs
- Fast Setup Time: OPA627-550ns to 0.01%
Package Included:
- 1 x Lock-in Amplifier AD630 Module
Functions:
- The module has two working modes, one is lock-in amplifier mode, the other is balanced modulator mode. The module is phase locked by default. If balanced modulator mode is needed, please leave a message while purchasing. Users can also change the circuit by themselves after receiving the goods. Methods as below:
![](https://www.thanksbuyer.com/image/catalog/201912/63727/63727-02.jpg)
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Return Terms
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