Signal Conditioning & Weighing Electronics Assembly
Precision amplifier, ADC, microprocessor for weight calculation and filtering. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
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Bill of materials
5 top-level lines · 17 rows shown · 9 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Precision Instrumentation Amplifier 2 parts | infant-scale-instrumentation-amp | 1× | 1 | 2 | assembly |
| 1.1 | InAmp IC Chip | infant-scale-inamp-ic | 1× | 1 | — | part |
| 1.2 | Gain Setting Resistors 1 parts | infant-scale-inamp-components | 1× | 1 | 1 | assembly |
| 1.2.1 | SMD Passive (R/C/L) | smd-passives | 1× | 1 | — | part |
| 2 | ADC (Analog-to-Digital Converter) 2 parts | infant-scale-adc-module | 1× | 1 | 2 | assembly |
| 2.1 | ADC Chip | infant-scale-adc-ic | 1× | 1 | — | part |
| 2.2 | Anti-Aliasing Filter 1 parts | infant-scale-adc-filter-network | 1× | 1 | 1 | assembly |
| 2.2.1 | SMD Passive (R/C/L) | smd-passives | 1× | 1 | — | part |
| 3 | Weighing Processor 2 parts | infant-scale-microprocessor | 1× | 1 | 2 | assembly |
| 3.1 | Microcontroller | mcu | 1× | 1 | — | part |
| 3.2 | EEPROM Memory | infant-scale-eeprom | 1× | 1 | — | part |
| 4 | Calibration Coefficient Storage 1 parts | infant-scale-calibration-memory | 1× | 1 | 1 | assembly |
| 4.1 | Flash Memory Chip | infant-scale-flash-memory | 1× | 1 | — | part |
| 5 | Temperature Compensation Module 2 parts | infant-scale-temperature-compensator | 1× | 1 | 2 | assembly |
| 5.1 | NTC Thermistor (Temperature Sensor) | infant-scale-thermistor | 1× | 1 | — | part |
| 5.2 | Temperature Compensation Amplifier 1 parts | infant-scale-compensation-circuit | 1× | 1 | 1 | assembly |
| 5.2.1 | Power MOSFET | mosfet | 1× | 1 | — | part |
Used in 1 assembly
Sourcing — likely vendors
Companies that make this · indicative price $0.50–$100 · MOQ & lead are typical| Vendor | HQ | Specialty | MOQ | Lead time |
|---|---|---|---|---|
| 🇨🇳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 |