Component Reference
Detailed reference for every component type found on ASIC miner hashboards and control boards.
Overview
This section provides specifications, pinouts, failure modes, and replacement procedures for the key components found in mining hardware. Use these references when diagnosing faults or sourcing replacement parts.
Component Categories
- ASIC Chips — Mining ASIC ICs by manufacturer and generation (BM1362, BM1397, etc.)
- Voltage Regulators — Buck converters and LDOs used in hashboard power domains
- Temperature Sensors — LM75, TMP451, NCT218, and other thermal monitoring ICs
- MOSFETs — Power MOSFETs used in voltage regulation and switching circuits
- Capacitors — Decoupling, bulk, and filtering capacitors on hashboards
- Connectors — Data and power connectors between hashboards and control boards
- EEPROM Chips — AT24C02 and similar I2C EEPROMs storing board identity and calibration data
- PIC Microcontrollers — PIC16F1704 and related bridge MCUs for hashboard management
Mining Firmware Explained: Stock, Custom, and Recovery
Everything about ASIC miner firmware — stock vs custom (Braiins, Vnish, LuxOS), auto-tuning, update procedures, and recovery from bad flashes.
ASIC Chip Comparison — Mining ASIC Reference
Comprehensive comparison of Bitmain BM13xx mining ASIC chips including BM1398, BM1362, BM1366, BM1368, and BM1370. Specifications, efficiency, and identification guide.