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MAXIM INTEGRATED / ANALOG DEVICES MAX6650EUB Fan Controller

The MAX6650/MAX6651 are advanced fan controllers utilizing SMBus/I2C compatibility to precisely regulate and monitor brushless fan speeds in 5V or 12V systems. They feature programmability for automatic speed regulation via tachometer feedback, configurable alert outputs, and GPIOs for hardware override or synchronization. Ideal for server, workstation, and networking applications, these devices help reduce power consumption, noise, and extend fan lifespan by dynamically adjusting fan voltage based on temperature and load conditions. They support multiple fans in parallel or synchronized operation for high-reliability cooling solutions.

Authorized Distributors
Source:Newark
Part No:MAX6650EUB+
Stock:215
Inv Date:06-05-2026
Price: Unit price: $9.08
Buy/RFQ:
Source:DigiKey
Part No:MAX6650EUB+
Stock:167
Inv Date:06-05-2026
Price: Unit price: $9.32
Buy/RFQ:
Part No:MAX6650EUB+
Stock:257
Inv Date:06-06-2026
Price: Unit price: $9.09
Buy/RFQ:

MAXIM INTEGRATED / ANALOG DEVICES MAX6650EUB Fan Controller Specifications:

  • Supply Voltage: 3V to 5.5V
  • Operating Temperature Range: -40°C to +85°C
  • Fan Tachometer Inputs: 1 for MAX6650, up to 4 for MAX6651
  • Fan Control: PWM or voltage regulation via external MOSFET or transistor
  • Fan Speed Control: Closed-loop, open-loop, full-on, full-off, synchronized modes
  • Fan Speed Register: 8-bit, programmable for target RPM or RPS
  • Prescaler Options: Divide by 1, 2, 4, 8, 16
  • Alarm Outputs: Over-speed, under-speed, tach overflow validation
  • GPIO: configurable for alerts, full-on override, clock sync
  • Package Types: 10 uMAX (MAX6650), 16 QSOP (MAX6651)
  • Default Modes: Full-on, fan speed regulation in closed-loop
  • Power Dissipation: Max 150°C junction temperature, derated 5.6mW/°C above 70°C
  • Communication: SMBus/I2C, 2-wire protocol, slave address configurable

Buy the Analog Devices Series FANCTRL MAX6651: 12V Brushless Fan Regulator

Order the MAX6651 fan controller online today to enjoy precise speed regulation, real-time tach monitoring, multiple fan support, and integrated alert systems. Designed for high-reliability cooling solutions in servers, workstations, and networking equipment, this device helps optimize power efficiency, reduce noise, and extend fan lifespan by intelligently adjusting fan voltage based on temperature loads. Easy to integrate via SMBus/I2C, ensuring seamless communication, configuration, and monitoring for professional-grade thermal management.

Buy Analog Devices MAX6651 fan controller now and achieve efficient, reliable fan management with advanced tach monitoring and hardware safety features.

Frequently Asked Questions

Where can I buy MAXIM INTEGRATED / ANALOG DEVICES MAX6650EUB?

You can click on the BUY or RFQ button to purchase MAX6650EUB from an authorized MAXIM INTEGRATED / ANALOG DEVICES distributor.

How do I troubleshoot issues or seek technical support for part MAX6650EUB?

You can download the MAX6650EUB datasheet or visit the MAXIM INTEGRATED / ANALOG DEVICES website for support.

Who is the manufacturer of MAX6650EUB?

MAXIM INTEGRATED / ANALOG DEVICES

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