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STTH110A from STMicroe,ST Microelectronics

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STTH110A

Manufacturer: STMicroe, STM

HIGH VOLTAGE ULTRAFAST RECTIFIER
Partnumber Manufacturer Quantity Availability
STTH110A STMicroe, STM 23950 In Stock

Description and Introduction

HIGH VOLTAGE ULTRAFAST RECTIFIER The **STTH110A** is a high-voltage ultrafast diode manufactured by **STMicroelectronics (STM)**. Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Voltage Rating:**  
  - **Reverse Voltage (V_R):** 1000V  
- **Current Rating:**  
  - **Average Forward Current (I_F(AV)):** 1A  
  - **Non-Repetitive Peak Forward Current (I_FSM):** 30A (pulsed)  
- **Forward Voltage Drop (V_F):**  
  - **Typical:** 1.7V (at I_F = 1A)  
- **Reverse Recovery Time (t_rr):**  
  - **Max:** 35ns  
- **Junction Capacitance (C_j):**  
  - **Typical:** 15pF (at V_R = 0V, f = 1MHz)  
- **Operating Temperature Range:**  
  - **Junction Temperature (T_j):** -40°C to +150°C  

### **Description:**
- The **STTH110A** is an **ultrafast recovery diode** designed for high-efficiency switching applications.  
- It is optimized for **high-voltage, high-speed rectification** in power supplies, inverters, and other power conversion circuits.  
- The diode features **low reverse recovery time** and **low forward voltage drop**, improving efficiency.  

### **Features:**
- **Ultrafast switching** for reduced switching losses.  
- **High voltage capability** (1000V).  
- **Low leakage current** in reverse bias.  
- **Avalanche energy specified** for ruggedness.  
- **Plastic package (DO-41)** for easy mounting.  

This diode is commonly used in **SMPS (Switched-Mode Power Supplies), freewheeling diodes, and snubber circuits**.  

Would you like additional details on packaging or application notes?

Application Scenarios & Design Considerations

HIGH VOLTAGE ULTRAFAST RECTIFIER

Alternative Part Number

  • 1N4007 --: Widely available 1000V 1A standard rectifier, a common general-purpose replacement for the STTH110A in low-frequency rectification applications.
  • UF4007 --: Ultrafast 1000V 1A rectifier with fast recovery, suitable where the STTH110A's fast switching behavior is needed.
  • BYV26E --: Ultrafast 1000V 1A avalanche rectifier with similar fast-recovery characteristics, a good functional substitute for the STTH110A.
  • US1M --: 1A 1000V ultrafast rectifier in SMA package, same footprint and ratings class as STTH110A, widely available and cost effective.
  • ES1M --: 1A 1000V superfast recovery rectifier in SMA, direct functional replacement with comparable trr and forward voltage.
  • BYM10-1000 --: 1A 1000V avalanche ultrafast diode in SMA, suitable drop-in substitute for high-voltage rectification applications.

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