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M51945A from MIT

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M51945A

Manufacturer: MIT, MITSUBISHI

VOLTAGE DETECTING, SYSTEM RESETTING IC SERIES

Partnumber Manufacturer Quantity Availability
M51945A MIT, MITSUBISHI 1444 In Stock

Description and Introduction

VOLTAGE DETECTING, SYSTEM RESETTING IC SERIES The M51945A is a power supply control IC manufactured by Mitsubishi.  

### **Specifications:**  
- **Input Voltage Range:** Typically operates with a high-voltage input.  
- **Output Control:** Provides PWM (Pulse Width Modulation) control for power supply regulation.  
- **Switching Frequency:** Adjustable, optimized for efficient power conversion.  
- **Protection Features:** Includes overcurrent protection (OCP) and undervoltage lockout (UVLO).  
- **Package Type:** Available in a standard DIP (Dual In-line Package) or SOP (Small Outline Package).  

### **Descriptions:**  
- Designed for use in switch-mode power supplies (SMPS).  
- Suitable for AC/DC and DC/DC converter applications.  
- Integrates key control functions to simplify power supply design.  

### **Features:**  
- **PWM Control:** Ensures stable power regulation.  
- **Low Standby Power Consumption:** Improves energy efficiency.  
- **Soft-Start Function:** Reduces inrush current at startup.  
- **Error Amplifier:** Enhances feedback loop stability.  
- **High Noise Immunity:** Reliable operation in noisy environments.  

This information is based solely on the available technical details for the M51945A IC from Mitsubishi.

Application Scenarios & Design Considerations

VOLTAGE DETECTING, SYSTEM RESETTING IC SERIES

Alternative Part Number

  • MC34064 --: Voltage supervisor/reset IC with similar function and widely available as a drop-in style replacement.
  • TL7705A --: Supply voltage supervisor with adjustable reset delay, functionally comparable to the M51945A.
  • MAX809 --: Compact microprocessor reset supervisor offering similar reset threshold and output behavior.

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