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TL494BDG from ON,ON Semiconductor

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TL494BDG

Manufacturer: ON

SWITCHMODE TM Pulse Width Modulation Control Circuit

Partnumber Manufacturer Quantity Availability
TL494BDG ON 30 In Stock

Description and Introduction

SWITCHMODE TM Pulse Width Modulation Control Circuit The TL494BDG is a pulse-width-modulation (PWM) control circuit manufactured by ON Semiconductor.  

### **Specifications:**  
- **Type:** PWM Controller  
- **Topology:** Buck, Boost, Flyback, Forward, Push-Pull, Half-Bridge, Full-Bridge  
- **Output Type:** Dual (Totem Pole)  
- **Frequency Range:** Up to 300 kHz  
- **Supply Voltage (VCC):** 7V to 40V  
- **Output Current:** 200mA (sink/source per output)  
- **Duty Cycle Range:** 0% to 45% (adjustable)  
- **Error Amplifier Gain Bandwidth:** 1 MHz  
- **Operating Temperature Range:** -40°C to +105°C  
- **Package:** SOIC-16  

### **Descriptions:**  
- The TL494BDG is a fixed-frequency PWM controller with an adjustable duty cycle.  
- It includes an on-chip oscillator, dead-time control, error amplifiers, and output control circuitry.  
- Suitable for switch-mode power supply (SMPS) applications.  

### **Features:**  
- **Complete PWM Control Circuitry**  
- **Adjustable Dead-Time Control**  
- **Internal Regulator for Stable Reference Voltage (5V ±1%)**  
- **Uncommitted Output Transistors (200mA Sink/Source)**  
- **Undervoltage Lockout (UVLO)**  
- **Soft-Start Capability**  
- **Synchronous Operation Capability**  

This information is based on the manufacturer's datasheet.

Application Scenarios & Design Considerations

SWITCHMODE TM Pulse Width Modulation Control Circuit

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