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STTH20R04FP from ST,ST Microelectronics

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STTH20R04FP

Manufacturer: ST

High efficiency recrifier

Partnumber Manufacturer Quantity Availability
STTH20R04FP ST 850 In Stock

Description and Introduction

High efficiency recrifier The **STTH20R04FP** is a high-efficiency ultrafast diode manufactured by **STMicroelectronics**.  

### **Specifications:**  
- **Type:** Ultrafast Diode  
- **Voltage Rating (VRRM):** 400V  
- **Current Rating (IF(AV)):** 20A  
- **Forward Voltage (VF):** 1.7V (typical at 10A)  
- **Reverse Recovery Time (trr):** 35ns (typical)  
- **Package:** TO-220FP (isolated)  
- **Operating Temperature Range:** -40°C to +175°C  

### **Description:**  
The STTH20R04FP is designed for high-frequency rectification in power supplies, inverters, and converters. It features low switching losses and high reliability, making it suitable for industrial and automotive applications.  

### **Key Features:**  
- **Ultrafast Recovery:** Minimizes switching losses.  
- **Low Forward Voltage:** Enhances efficiency.  
- **High Surge Current Capability:** Ensures robustness.  
- **Isolated Package (TO-220FP):** Provides electrical isolation for improved thermal management.  

This diode is commonly used in **SMPS (Switch Mode Power Supplies), PFC (Power Factor Correction), and freewheeling applications**.  

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Application Scenarios & Design Considerations

High efficiency recrifier

Alternative Part Number

  • VS-20ETF04FP-M3 --: Ultrafast 400V 20A TO-220FP diode with similar forward voltage and recovery time, direct functional drop-in for the STTH20R04FP.
  • IDH20G65C5 --: 650V 20A SiC Schottky in TO-220FP offers higher voltage margin and near-zero reverse recovery, suitable upgrade for the 400V ultrafast diode.
  • FFPF20U40DN --: 400V 20A ultrafast rectifier in TO-220FP package with comparable switching characteristics and current rating.

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