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UC3572N from UNITRODE

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UC3572N

Manufacturer: UNITRODE

Negative Output Flyback Pulse Width Modulator

Partnumber Manufacturer Quantity Availability
UC3572N UNITRODE 20 In Stock

Description and Introduction

Negative Output Flyback Pulse Width Modulator **UC3572N Manufacturer:** UNITRODE  

**Specifications:**  
- **Type:** High-Speed PWM Controller  
- **Operating Voltage Range:** 4.5V to 40V  
- **Output Current:** Up to 1A (peak)  
- **Switching Frequency:** Up to 500kHz  
- **Duty Cycle Range:** 0% to 100%  
- **Temperature Range:** -40°C to +85°C  
- **Package:** 16-Pin DIP (Dual Inline Package)  

**Descriptions:**  
The UC3572N is a high-performance PWM (Pulse Width Modulation) controller designed for power supply applications. It features high-speed operation, precise duty cycle control, and robust protection mechanisms.  

**Features:**  
- Adjustable frequency and duty cycle  
- Under-voltage lockout (UVLO) protection  
- Soft-start capability  
- Error amplifier for feedback control  
- TTL/CMOS compatible shutdown input  
- High noise immunity  

This information is based on UNITRODE's official documentation for the UC3572N.

Partnumber Manufacturer Quantity Availability
UC3572N UC 30 In Stock

Description and Introduction

Negative Output Flyback Pulse Width Modulator **UC3572N Manufacturer:** Unitrode (now part of Texas Instruments)  

**Specifications:**  
- **Type:** Switching Regulator Controller  
- **Topology:** Buck, Boost, Flyback  
- **Input Voltage Range:** 4.5V to 40V  
- **Output Voltage Range:** Adjustable  
- **Switching Frequency:** Up to 500kHz  
- **Output Current:** Up to 1A (with external components)  
- **Duty Cycle Range:** 0% to 100%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-Pin DIP (Dual Inline Package)  

**Descriptions and Features:**  
- **Voltage Mode PWM Controller:** Provides precise regulation in DC-DC converters.  
- **Wide Input Voltage Range:** Suitable for various power supply applications.  
- **High Switching Frequency:** Allows for smaller external components.  
- **Soft-Start Capability:** Reduces inrush current during startup.  
- **Error Amplifier:** Ensures stable feedback control.  
- **Current Limiting Protection:** Enhances reliability in overload conditions.  
- **Under-Voltage Lockout (UVLO):** Prevents operation below minimum input voltage.  
- **Single-Ended Output Drive:** Compatible with MOSFET or bipolar transistors.  

(Note: Always refer to the latest datasheet for detailed specifications.)

Partnumber Manufacturer Quantity Availability
UC3572N TI 118 In Stock

Description and Introduction

Negative Output Flyback Pulse Width Modulator The UC3572N is a product from Texas Instruments (TI). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:  

### **Specifications:**  
- **Manufacturer:** Texas Instruments (TI)  
- **Part Number:** UC3572N  
- **Category:** Integrated Circuits (ICs)  
- **Type:** Motor/ Motion/ Ignition Controllers & Drivers  
- **Package:** PDIP (Plastic Dual In-line Package)  
- **Mounting Type:** Through Hole  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**  
- The UC3572N is a motor controller/driver IC designed for precision motion control applications.  
- It is commonly used in systems requiring accurate speed and position control of motors.  

### **Features:**  
- **High-Speed Operation:** Optimized for fast response in motor control applications.  
- **Wide Operating Voltage Range:** Supports various power supply configurations.  
- **Built-in Protection Circuits:** Includes overcurrent and thermal protection for enhanced reliability.  
- **Compatibility:** Works with various motor types, including DC and stepper motors.  

For exact electrical characteristics, pin configurations, or application notes, refer to the official TI datasheet.

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