Semiconductor Informations
File Download: AH285.PDF
| AH285 Diodes Incorporated - HALL-EFFECT SMART FAN MOTOR CONTROLLER AH285 HALL-EFFECT SMART FAN MOTOR CONTROLLER Description Pin Assignments The AH285 is a single-chip solution for driving two-coil brushless direct current (BLDC) fans and motors. The device includes a Hall-effect sensor, dynamic offset correction and two complementary open-drain output drivers with internal Zener diode protection. To help protect the motor coils, the AH285 provides Rotor Lock P |
| AH285 Anachip - Hall-Effect Smart Fan Motor Controller AH285 Hall-Effect Smart Fan Motor Controller Features - On chip Hall sensor - Rotor-locked shutdown - Automatically restart - Frequency generator (FG) output - Buil t-in Zener protection for output driver - Operating voltage: 3.8V~20V - Output current: IO(AVE) = 500mA for SIP-5, SOT89-5 - Output current: IO(AVE) = 400mA for SOT23-5 - Package: SIP-5L, SOT23-5L, SOT89-5L General Description AH285 |
| AH276 COMPLEMENTARY PUTPUT HALL EFFENT LATCH - Anachip AH276 Complementary Output Hall Effect Latch Features - On-chip Hall sensor with two different sensitivity and hysteresis settings for AH276 - 400mA (avg) output sink current - Built-in protecting diode only for chip reverse power connecting - -20°C to 85°C operating temperature - Low profile 4 p |
| AH276 COMPLEMENTARY OUTPUT HALL EFFECT LATCH - BCD Semiconductor COMPLEMENTARY OUTPUT HALL EFFECT LATCH General Description Features Data Sheet AH276 The AH276 is an integrated Hall sensor with output driver designed for electronic commutation of brushless DC motor applications. The device includes an onchip Hall sensor for magnetic sensing, an amplifier that |
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