Description
 
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: - 40℃ to 125℃
- Input Offset Voltage: 100μV (Typical Value)
- Input Offset Voltage Temperature Coefficient: 0.8μV/℃ (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:

Payment Terms
 
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Shipping Terms
 
1. We will process the order within the handling time ,if you have any questions, please contact us via eBay message or email.
2. For remote regions of DHL/FedEx..., extra shipping costs might be charged. Usually it costs about 30USD-50USD. We will contact you if shipping company informed us your address belongs to remote area. Thanks for your understanding.
Return Terms
 
If you receive the item that not satisfied or defective, please do not open case and kindly notify us within 30 days. We will guide you the returning process for replacement or refund.
Custom Duties & Taxes
 
1. It is buyer's responsibility to cover the import duties, taxes.We do not charge any taxes and fees, and the possible taxes and fees will be collected by the platform or by third parties such as customs and carriers.
2. Please check with your country's customs office and inform us what/how much should declare before shipping.
Feedback
 
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On May 16, 2023 at 19:31:43 PDT, seller added the following information:

DataCaciques