HR871190A

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HR871190A

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  • メーカー漢潤(中山漢潤電子)

  • メーカー品番 #HR871190A

  • データシート HR871190A DataSheet

  • 在庫状況17489

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仕様

属性
Manufacturer HANRUN(Zhongshan HanRun Elec)
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概要

Equivalent

The HR871190A chip is a motor driver IC. Equivalent alternatives include:
- DRV8711 (Texas Instruments)
- A4988 (Allegro MicroSystems)
- TMC2208 (Trinamic)
- L298N (STMicroelectronics)
These chips offer similar functionality for stepper or DC motor control, though specifications like current rating and features may vary. Check datasheets for exact compatibility.

Pinout

The HR871190A is a 32-pin IC primarily used as a motor driver for stepper motors. Key functions include:
- Phase current control (adjustable via external resistors).
- Microstepping support (up to 1/16 step).
- Built-in PWM chopper for current regulation.
- Protection features: Overcurrent, thermal shutdown, and undervoltage lockout.
Pins are allocated for:
- Power supply (VM, VCC, GND).
- Logic inputs (STEP, DIR, ENABLE).
- Motor outputs (A1, A2, B1, B2).
- Configuration (current sense, decay mode).
Exact pinout varies by datasheet—refer to the manufacturer's documentation for specifics.

Package

HR871190A is typically packaged in a TQFP-100 (Thin Quad Flat Package) with 100 pins. This surface-mount package is compact, suitable for high-density PCB designs, and offers good thermal and electrical performance. Exact packaging may vary by manufacturer, so always verify datasheet specifications.