KA7500B SMPS Controller IC – PWM Power Supply Controller for Inverter & PSU Design
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৳35.00
In Stock (50 available)
The KA7500B SMPS Controller IC is a highly reliable PWM (Pulse Width Modulation) controller designed for switch-mode power supply (SMPS) circuits, inverters, and DC-DC converters. It is widely used by electronics students, engineers, and repair technicians across Bangladesh for efficient power regulation and circuit design.
This IC is functionally similar to the popular TL494, offering precise voltage control, dual error amplifiers, and built-in oscillator for stable switching performance.
Whether you're building a power supply project, repairing an inverter, or designing a custom SMPS, the KA7500B is a cost-effective and dependable choice.
Features:
- Dual error amplifier for precise voltage feedback
- Built-in oscillator with adjustable frequency
- Dead-time control (DTC) for safety
- Output control for push-pull or single-ended mode
- Internal reference voltage (5V)
- High efficiency PWM control
- Compatible replacement for TL494
Specifications:
| Parameter | Value |
|---|---|
| IC Type | PWM Controller |
| Model | KA7500B |
| Supply Voltage | 7V – 40V |
| Reference Voltage | 5V ±5% |
| Oscillator Frequency | Adjustable |
| Output Mode | Push-Pull / Single-Ended |
| Package Type | DIP-16 / SOP-16 |
| Application | SMPS, Inverter, Power Supply |
Applications:
- Switch Mode Power Supply (SMPS)
- Inverter circuits
- DC-DC converters
- Battery chargers
- UPS systems
- DIY electronics projects
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