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| Parameter Category | Item | Specification Details |
|---|---|---|
| Basic Information | Product Model | A042 |
| Basic Information | Product Name | TT Motor AB-Phase Hall Encoder Speedometer (A042) |
| Basic Information | Module Functions | Rotation speed pulse detection, direction recognition, speed closed-loop control |
| Basic Information | PCB Dimensions | Approx. 23.00mm × 33.00mm, compatible with motor tail mounting position |
| Basic Information | Encoder Type | Dual-channel Hall-effect AB-phase encoder (90° phase difference) |
| Basic Information | Product Weight | 40g |
| Electrical Parameters | Operating Voltage | 3.3V~5V DC (encoder power supply, compatible with MCU voltage levels) |
| Electrical Parameters | Operating Current | Approx. 5~10mA (excluding motor drive current) |
| Electrical Parameters | Output Signal | AB-phase square wave pulse, push-pull output supported |
| Electrical Parameters | Resolution | Determined by gear ratio and magnet pole count (common options: 11/12 lines) |
| Electrical Parameters | Maximum Response Frequency | Typical value: 10kHz |
| Interface Pins (6Pin) | M+ | Motor positive power input, connects to positive output of drive module |
| Interface Pins (6Pin) | M- | Motor negative power input, connects to negative output of drive module |
| Interface Pins (6Pin) | VCC | Encoder power supply pin, connects to 3.3V~5V power source |
| Interface Pins (6Pin) | GND | Common ground, must share ground with the MCU |
| Interface Pins (6Pin) | Phase A | Encoder pulse output A, connects to MCU external interrupt/timer pin |
| Interface Pins (6Pin) | Phase B | Encoder pulse output B; identifies rotation direction with Phase A and realizes quadruple counting |
| Installation & Performance | Installation Method | Coaxial fixed at motor tail; gap between magnet and Hall sensor ≤ 2mm |
| Installation & Performance | Direction Recognition | Judges forward/reverse rotation via phase difference of A/B phase pulses |
| Installation & Performance | Multiplication Frequency Support | Supports 4× frequency counting, boosts resolution by 4 times |
| Packaging Solutions | Optional Packaging | ① Anti-static bag soft package ② White cardboard hanging hole box ③ Kraft paper box |
