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HZ4B2 from ST,ST Microelectronics

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HZ4B2

Manufacturer: ST

Silicon Epitaxial Planar Zener Diode for Stabilized Power Supply

Partnumber Manufacturer Quantity Availability
HZ4B2 ST 970 In Stock

Description and Introduction

Silicon Epitaxial Planar Zener Diode for Stabilized Power Supply The part **HZ4B2** is manufactured by **STMicroelectronics (ST)**.  

### **Specifications:**  
- **Type:** High-voltage, high-speed diode  
- **Package:** SOD-123FL  
- **Voltage Rating:** 400V (Reverse Voltage)  
- **Current Rating:** 1A (Average Forward Current)  
- **Forward Voltage Drop:** ~1.3V (typical at 1A)  
- **Reverse Recovery Time:** Fast recovery (typically in the nanosecond range)  
- **Operating Temperature Range:** -65°C to +150°C  

### **Descriptions:**  
- Designed for high-efficiency switching applications  
- Suitable for power supply circuits, freewheeling diodes, and rectification  
- Low leakage current  

### **Features:**  
- **High Voltage Capability** – Up to 400V  
- **Fast Switching** – Optimized for high-speed applications  
- **Low Power Loss** – Efficient performance with minimal heat dissipation  
- **Compact Package** – SOD-123FL for space-constrained designs  
- **AEC-Q101 Qualified** (if applicable) – Meets automotive reliability standards  

For exact datasheet details, refer to STMicroelectronics' official documentation.

Partnumber Manufacturer Quantity Availability
HZ4B2 RENESAS 40000 In Stock

Description and Introduction

Silicon Epitaxial Planar Zener Diode for Stabilized Power Supply The part **HZ4B2** is manufactured by **Renesas Electronics**. Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:  

### **Specifications:**  
- **Manufacturer:** Renesas Electronics  
- **Part Number:** HZ4B2  
- **Type:** Zener Diode  
- **Voltage (Vz):** 3.3V (Typical Zener Voltage)  
- **Power Dissipation (Pd):** 500mW  
- **Package:** SOD-323 (Miniature Surface Mount)  
- **Operating Temperature Range:** -55°C to +150°C  
- **Forward Voltage (Vf):** 1V (Max at 200mA)  

### **Descriptions:**  
- The **HZ4B2** is a **3.3V Zener diode** designed for voltage regulation and protection in electronic circuits.  
- It is housed in a **SOD-323 package**, making it suitable for compact and surface-mount applications.  

### **Features:**  
- **Precision Zener Voltage:** Ensures stable voltage regulation.  
- **Low Leakage Current:** Improves efficiency in circuit applications.  
- **Surface-Mount Design:** Ideal for space-constrained PCB layouts.  
- **High Reliability:** Suitable for industrial and consumer electronics.  

This information is based on available technical documentation for the **HZ4B2** from Renesas. For detailed application notes or additional parameters, refer to the official datasheet.

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