SG3525A PWM Controller IC 16 Pin
₹44.00
SG3525A is a 16-pin PWM controller IC designed for SMPS, inverter, UPS, push-pull converters and DC-DC power supply applications. It features dual alternating PWM outputs, built-in 5.1V reference, soft-start, adjustable dead-time control, shutdown and undervoltage lockout.
Description
SG3525A PWM Controller IC is a versatile 16-pin PWM control IC widely used in switching power supply and power conversion applications. It integrates an oscillator, precision 5.1V reference, error amplifier, PWM comparator, soft-start circuit, shutdown function, undervoltage lockout and dual alternating output drivers.
The IC is particularly suitable for inverter circuits, SMPS, UPS systems, push-pull converters, half-bridge converters and DC-DC power supplies. Its dual alternating outputs make it convenient for driving external MOSFETs or gate-driver stages in transformer-based switching applications.
Key Features
- 16-pin PWM controller IC
- Dual alternating PWM outputs
- Built-in 5.1V reference
- Adjustable oscillator frequency
- Adjustable dead-time control
- Soft-start function
- Shutdown function
- Undervoltage lockout (UVLO)
- Built-in error amplifier
- PWM latch
- Suitable for push-pull and half-bridge applications
- Operating supply voltage: 8V–35V
- Available in DIP-16 and other packages depending on manufacturer
Applications
- SMPS power supplies
- DC-DC converters
- Inverter circuits
- UPS systems
- Push-pull converters
- Half-bridge converters
- Battery-powered power converters
- Transformer driver circuits
- PWM power control
- Electronics repair and DIY projects
Product Specifications
| Specification | Details |
|---|---|
| IC Number | SG3525A |
| Type | PWM Controller IC |
| Package | DIP-16 / SOIC-16* |
| Number of Pins | 16 |
| Supply Voltage | 8V–35V |
| Reference Voltage | 5.1V |
| Output Channels | 2 |
| Output Type | Alternating PWM |
| Soft Start | Yes |
| Dead-Time Control | Yes |
| Shutdown | Yes |
| UVLO | Yes |
| Oscillator | Built-in |
| Error Amplifier | Built-in |
| Main Applications | SMPS, Inverter, UPS, DC-DC |
*Package availability depends on the manufacturer/variant.
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