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TDA4865AJ

Manufacturer: NXP

eflection boosters for use in vertical deflection systems for frame frequencies up to 200 Hz.

Partnumber Manufacturer Quantity Availability
TDA4865AJ NXP 173 In Stock

Description and Introduction

eflection boosters for use in vertical deflection systems for frame frequencies up to 200 Hz. The TDA4865AJ is a power factor correction (PFC) controller IC manufactured by NXP Semiconductors. Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**
- **Manufacturer:** NXP  
- **Type:** Power Factor Correction (PFC) Controller  
- **Package:** SOIC-8  
- **Operating Voltage Range:** 8.5V to 35V  
- **Switching Frequency:** Adjustable (typically up to 300 kHz)  
- **Maximum Output Power:** Supports high-power applications (exact value depends on external components)  
- **Current Sense Input:** Yes (for inductor current sensing)  
- **Protection Features:** Overvoltage protection (OVP), undervoltage lockout (UVLO), overcurrent protection (OCP)  
- **Operating Temperature Range:** -40°C to +125°C  

### **Descriptions:**
- The TDA4865AJ is designed for active power factor correction in switch-mode power supplies (SMPS).  
- It operates in transition mode (boundary conduction mode) for high efficiency.  
- The IC includes a built-in start-up timer and a zero-current detector (ZCD) for optimal switching timing.  

### **Features:**
- **High Efficiency:** Transition mode operation minimizes switching losses.  
- **Low Standby Power Consumption:** Suitable for energy-efficient designs.  
- **Adjustable Frequency:** Allows optimization for different applications.  
- **Integrated Protections:** Includes OVP, UVLO, and OCP for robust operation.  
- **Low Distortion:** Ensures compliance with power quality standards.  

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

Application Scenarios & Design Considerations

eflection boosters for use in vertical deflection systems for frame frequencies up to 200 Hz.

Alternative Part Number

  • STV9379 --: Vertical deflection output IC in the same application class as the TDA4865AJ, commonly used as a drop-in substitute in CRT vertical stages.
  • LA78040 --: Vertical deflection driver IC with comparable output current and supply ratings, widely used as an alternative in TV/monitor deflection circuits.
  • TDA8172 --: Well-known vertical deflection booster IC with similar function and pinout family, frequently cross-referenced for TDA486x series replacements.

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