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LB1824 - Power Brushless Motor Driver

General Description

(including external components) 1.Speed control circuit The LB1824 uses a combination of a speed discriminator circuit and a PLL circuit for speed control.

The speed discriminator circuit outputs an error signal once every two FG periods using a charge pump method.

Key Features

  • Breakdown voltage: 30 V, output current: 2.5 A Direct PWM drive output Crystal oscillator circuit Speed discriminator plus PLL speed control system Forward/reverse switching circuit Start/stop switching circuit Current control circuit Overheating protection circuit Built-in FG amplifier Lock detection output Specifications Absolute Maximum Ratings at Ta = 25°C Parameter Maximum supply voltage Out.

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Full PDF Text Transcription for LB1824 (Reference)

Note: Below is a high-fidelity text extraction (approx. 800 characters) for LB1824. For precise diagrams, and layout, please refer to the original PDF.

Ordering number : EN4264A Monolithic Digital IC LB1824 Power Brushless Motor Driver for OA Equipment Overview The LB1824 produces the direct PWM drive output appropriate ...

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Overview The LB1824 produces the direct PWM drive output appropriate for the brushless motors used in office data processing (OA) equipment, and integrates on a single chip the speed control circuits, FG amplifier, and other circuits required to form the drive circuit. Package Dimensions unit: mm 3147A-DIP28HS [LB1824] Features • • • • • • • • • • Breakdown voltage: 30 V, output current: 2.