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STTH4R02S from ST,ST Microelectronics

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STTH4R02S

Manufacturer: ST, STMicroe

Ultrafast recovery diode
Partnumber Manufacturer Quantity Availability
STTH4R02S ST, STMicroe 21280 In Stock

Description and Introduction

Ultrafast recovery diode The STTH4R02S is a high-efficiency ultrafast diode manufactured by STMicroelectronics. Below are its specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:

### **Specifications:**  
- **Type:** Ultrafast Diode  
- **Voltage Rating (VRRM):** 200 V  
- **Average Forward Current (IF(AV)):** 4 A  
- **Peak Forward Surge Current (IFSM):** 80 A (non-repetitive)  
- **Forward Voltage Drop (VF):** 1.2 V (typical at 4 A)  
- **Reverse Recovery Time (trr):** 35 ns (typical)  
- **Operating Junction Temperature (Tj):** -40°C to +175°C  
- **Package:** D²PAK (TO-263)  

### **Description:**  
The STTH4R02S is an ultrafast recovery diode designed for high-efficiency applications. It features low forward voltage drop and very fast switching characteristics, making it suitable for power converters, freewheeling diodes, and snubber circuits.  

### **Features:**  
- **Ultrafast Recovery Time:** Ensures reduced switching losses.  
- **Low Forward Voltage:** Enhances efficiency in high-current applications.  
- **High Surge Current Capability:** Withstands high transient currents.  
- **AEC-Q101 Qualified:** Suitable for automotive applications.  
- **Pb-Free and RoHS Compliant:** Environmentally friendly.  

This information is based on STMicroelectronics' official datasheet and technical documentation.

Application Scenarios & Design Considerations

Ultrafast recovery diode

Alternative Part Number

  • VS-4ETH02S-M3 --: Ultrafast 4 A, 200 V rectifier in D2PAK (TO-263) with similar forward voltage and recovery time, direct drop-in for STTH4R02S.
  • IDL04G65C5 --: 4 A, 200 V-class ultrafast diode in TO-263 package offering comparable switching performance and thermal behavior.
  • MBR4200 --: 4 A, 200 V Schottky rectifier in D2PAK with similar current rating and package, suitable for many STTH4R02S applications with lower forward drop.
  • RFN4B2STL --: Fast recovery rectifier with similar 200V/4A rating and low forward voltage, suitable drop-in for many STTH4R02S applications.
  • ES2G --: 2A/400V ultrafast rectifier in SMB package; lower current but widely available and often used where STTH4R02S margin is not fully utilized.
  • BYG22D --: Avalanche ultrafast rectifier rated 200V/2A in SMA, offering similar recovery characteristics for lower-current designs.

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