The TC642B/TC647B motor driver is a PWM fan speed controller designed for efficient operation in various applications, including personal computers, servers, and general-purpose fan speed control. It operates within a supply voltage range of 3.0V to 5.5V and supports a maximum output current of 5mA. The device features temperature-proportional fan speed control using pulse width modulation, which helps reduce acoustic noise and extend fan life. Key functionalities include a fan auto-restart feature, fault detection through Microchip's FanSense,Ñ¢ technology, and a shutdown mode for energy efficiency. The TC642B variant additionally provides over-temperature indication. The motor driver is housed in a compact 8-pin SOIC package, making it suitable for space-constrained designs. The operating temperature range is specified from -40¬8C to +85¬8C, ensuring reliability in diverse environments.
Manufacturer: Microchip Technology
Win Source Part Number: 1106053-TC647BEOA
Packaging: Tube/Rail
Applications: Fan Controller
Mounting: SMD (SMT)
Motor Type - AC, DC: Brushless DC (BLDC)
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 85°C (TA)
Case / Package: 8-SOIC
Purpose: Controller - Speed
Supply Voltage - Operating: 3 V to 5.5 V
Popularity: Medium
Fake Threat In the Open Market: 55 pct.
Supply and Demand Status: Balance
IC MOTOR DRIVER 3V-5.5V 8SOIC Product overview: TC647BEOA from Microchip Technology is a Motor Driver IC for embedded motor control, robotics, automation equipment, haptic feedback, pumps, fans, and industrial motion systems. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 3V, 5.5V. Search-friendly keywords include motor driver IC, H-bridge, stepper motor, PWM control, motion control, 3V, 5.5V, Motor Drivers, Controllers. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 744-TC647BEOA can be used for catalog matching and distributor lookup.
Motor Driver Parallel 8-SOIC
MOTOR DRIVER, PWM, 5mA, SOIC-8; Motor Type:PWM; No. of Outputs:1Outputs; Output Current:5mA; Output Voltage:4.4V; Driver Case Style:SOIC; No. of Pins:8Pins; Supply Voltage Min:3V; Supply Voltage Max:5.5V; Product Range:- RoHS Compliant: Yes
IC MOTOR DRIVER 3V-5.5V 8SOIC
IC MOTOR DRIVER 3V-5.5V 8SOIC
Motor Driver Parallel 8-SOIC
| Win Source Electronics | ERSAELECTRONICS PTE. LTD. | DigiKey | Newark, An Avnet Company | Shenzhen Shengyu Electronics Technology Limited | Lingto Electronic Limited | Quarktwin Technology Ltd. | |
|---|---|---|---|---|---|---|---|
| Product Category | Motion Controllers | Motor Speed Controllers | Motor Speed Controllers | Motor Controllers | Motor Controllers | Motor Controllers | Motor Controllers |
| Product Number | 1106053-TC647BEOA | 744-TC647BEOA | TC647BEOA-ND | 03H6617 | TC647BEOA | TC647BEOA | TC647BEOA |
| Product Name | PMIC - PMIC - Motor Drivers, Controllers - TC647BEOA | 3V 5.5V Motor Driver IC | Motor Drivers, Controllers | Motor Driver, Pwm, 5Ma, Soic-8; Motor Type Microchip | Integrated Circuits (ICs) - PMIC - Motor Drivers, Controllers | PMIC - Motor Drivers, Controllers | Motor Drivers, Controllers |
| Operating Temperature | -40 to 85 C (-40 to 185 F) | -40 C (-40 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) | ||
| AC Input | 3 to 6 volts | 3 to 6 volts | 3 to 6 volts | ||||
| DC Input | 3 to 6 volts | 6 volts | 3 to 6 volts | 3 to 6 volts | |||
| Product | Fan Controller | Pulse Width Modulation Drive | |||||
| PC-Based Bus | Other; Parallel | Parallel Interface |
