TL494 PWM Controller Module 5V 500–100kHz 250mA Adjustable

TL494 PWM Controller Module – Adjustable Frequency 5V, 500Hz–100kHz, 250mA

Take precise control of your electronics projects with the TL494 PWM Controller Module. Built around the reliable TL494 pulse-width modulation IC, this compact SMD module delivers a wide adjustable frequency range from 500Hz to 100kHz at a regulated 5V output with up to 250mA drive capability. Whether you're building a motor speed controller, DC-DC converter, inverter, or custom power supply, this module offers the flexibility and performance that hobbyists, engineers, and makers demand.

Key Features

• Wide Adjustable Frequency Range: 500Hz – 100kHz, tunable via onboard components for your specific application
• 5V Operating Voltage: Compatible with standard microcontroller and prototyping power rails
• 250mA Output Current: Sufficient for driving switching transistors, MOSFETs, and logic-level loads
• TL494 IC Core: Industry-standard PWM controller IC known for stability, precision, and versatility
• SMD Construction: Compact surface-mount design keeps your builds clean and space-efficient
• Customizable: Fully adaptable — adjust duty cycle and frequency to match your circuit requirements
• Broad Application Range: Ideal for switching power supplies, motor drives, inverters, battery chargers, and educational electronics projects

Specifications

What's in the Box?

• 1 × TL494 PWM Controller Module (SMD)

Perfect For

• DIY switching power supply design
• DC motor speed control circuits
• Battery charging systems
• Inverter and converter projects
• Electronics prototyping and learning

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Frequently Asked Questions

Q: What is the TL494 PWM Controller Module used for?

A: The TL494 PWM Controller Module is a versatile pulse-width modulation circuit built around the TL494 IC. It is commonly used in switching power supplies, DC motor speed control, inverters, battery chargers, and other electronics projects that require a precise, adjustable switching frequency between 500Hz and 100kHz.

Q: What frequency range does this PWM module support?

A: This module supports a wide adjustable frequency range from 500Hz to 100kHz, making it suitable for a broad variety of power electronics and signal control applications. The frequency can be tuned by adjusting the onboard components to meet your circuit's requirements.

Q: Is this module compatible with standard microcontroller projects?

A: Yes. The module operates at 5V, which is compatible with most common microcontroller platforms and prototyping environments. Its 250mA output current is sufficient to drive typical switching components such as MOSFETs and logic transistors used in DIY electronics builds.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.