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MC33025P from MOTOROLA

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MC33025P

Manufacturer: MOTOROLA, MOT, MOTO

HI-SPD PWM Controller

Partnumber Manufacturer Quantity Availability
MC33025P MOTOROLA, MOT, MOTO 2094 In Stock

Description and Introduction

HI-SPD PWM Controller The MC33025P is a high-performance PWM controller manufactured by Motorola. Below are its specifications, descriptions, and features:

### **Specifications:**  
- **Manufacturer:** Motorola  
- **Type:** PWM Controller  
- **Operating Voltage Range:** 10V to 30V  
- **Output Current:** Up to 200mA (sink/source)  
- **Frequency Range:** Up to 500kHz  
- **Duty Cycle Range:** 0% to 100%  
- **Package:** 16-Pin DIP (Dual In-line Package)  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**  
The MC33025P is a versatile pulse-width modulation (PWM) controller designed for high-performance power supply and motor control applications. It provides precise regulation and protection features, making it suitable for switch-mode power supplies (SMPS), DC-DC converters, and motor drives.  

### **Features:**  
- **Push-Pull Output Configuration:** Supports high-current drive for power MOSFETs or IGBTs.  
- **Programmable Oscillator:** Allows adjustable frequency and duty cycle.  
- **Soft-Start Capability:** Reduces inrush current during startup.  
- **Error Amplifier:** Provides feedback control for voltage regulation.  
- **Undervoltage Lockout (UVLO):** Ensures proper operation within voltage limits.  
- **Current Limiting:** Protects against overcurrent conditions.  
- **Dead-Time Control:** Prevents shoot-through in half-bridge or full-bridge configurations.  
- **Synchronization Input:** Allows synchronization with an external clock.  

This information is based solely on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

HI-SPD PWM Controller

Alternative Part Number

  • UC3825N --: Industry-standard current-mode PWM controller in the same family and pin-compatible DIP-16 package, widely available and functionally equivalent to the MC33025P.
  • SG3525AN --: Popular voltage-mode PWM controller with similar DIP-16 pinout and drive capability, commonly used as a substitute in power supply designs.
  • TL494CN --: Very common general-purpose PWM controller in DIP-16, suitable for many applications where the MC33025P is used, with broad availability and low cost.
  • UC3525AN --: Direct functional equivalent of the 3525 PWM controller family with matching oscillator, reference, and dual totem-pole outputs, suitable for the same power supply applications.

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