Lock-In Detection
AssemblyPhase-sensitive detector and synchronous demodulator extract impedance magnitude and phase with noise suppression. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Lock-In Detection parts and their functions
5 top-level parts · 8 parts in total · full bill of materials below
| # | Part | Qty | What it does |
|---|---|---|---|
| 1 | Current Sensing | 1× | Transimpedance amplifier for test current |
| 2 | Voltage Sensing | 1× | High-impedance voltage buffer |
| 3 | Analog Multiplier | 2× | Analog multiplier for quadrature demodulation |
| 4 | Integration Filter | 2× | Post-detection low-pass integrators |
| 5 | 18-Bit ADC | 2× | 18-bit ADC for magnitude and phase |
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Bill of materials for Lock-In Detection
5 top-level lines · 5 rows shown · 8 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Current Sensing | impedance-analyzer-current-sensor | 1× | 1 | · | part |
| 2 | Voltage Sensing | impedance-analyzer-voltage-sensor | 1× | 1 | · | part |
| 3 | Analog Multiplier | impedance-analyzer-multiplier | 2× | 2 | · | part |
| 4 | Integration Filter | impedance-analyzer-lpf | 2× | 2 | · | part |
| 5 | 18-Bit ADC | impedance-analyzer-adc | 2× | 2 | · | part |
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Where the lock-in detection is used
1 product across 1 domain contain it, directly or inside a sub-assemblyUsed in 1 assembly
Sourcing: possible vendors
Browse the supplier directory → Prices, MOQ, and lead times are algorithmic estimates, not quotes, and not claims about these companies. Company mappings are curated by keyword; est. price band $0.50–$100. How estimates work| Vendor | HQ | Specialty | MOQ | Lead time |
|---|---|---|---|---|
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🇨🇳Foxconn
foxconn.com ↗
|
Shenzhen, CN | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| flex.com ↗ | Singapore | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| dixoninfo.com ↗ | Noida, IN | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| bydelectronic.com ↗ | Shenzhen, CN | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| venture.com.sg ↗ | Singapore | Electronics contract mfg | 1,000 pcs | 6–10 wks |