Overview
The BZX79C4V7-T50A is a 500 mW Zener diode produced by ON Semiconductor. This component is part of the BZX79 series, known for its excellent operating characteristics and silicon-oxide passivated junctions. The BZX79C4V7-T50A is housed in a hermetically sealed glass package with an axial lead, providing protection in various environmental conditions. It is designed for voltage regulation, waveform clipping, and MOSFET gate protection, making it a versatile device for numerous applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Zener Voltage (VZ) | 4.4 - 5.0 | V |
| Tolerance | ±5% | |
| Maximum Power Dissipation | 500 | mW |
| Impedance (Zzt) | 80 | Ω |
| Reverse Leakage Current @ VR | 3 μA @ 2 V | |
| Forward Voltage @ IF = 200 mA | 1.2 | V |
| Operating and Storage Temperature Range | -65 to +200 | °C |
| Package Type | DO-204AH, DO-35, Axial |
Key Features
- Hermetically Sealed Glass Package: Provides protection in various environmental conditions.
- Silicon-Oxide Passivated Junctions: Offers excellent operating characteristics.
- Voltage Regulation: Suitable for voltage regulation applications.
- Waveform Clipping: Can be used for waveform clipping.
- MOSFET Gate Protection: Ideal for protecting MOSFET gates.
- ESD Rating: Class 3 (>16 KV) per Human Body Model.
- Double Slug Type Construction: Metallurgically bonded construction for reliability.
- Corrosion Resistant Leads: All external surfaces are corrosion resistant with readily solderable leads.
Applications
- Voltage Regulation: Used in voltage regulator circuits to maintain a stable voltage.
- Waveform Clipping: Employed in circuits to clip or limit voltage waveforms.
- MOSFET Gate Protection: Protects MOSFET gates from overvoltage conditions.
- General Usage: Suitable for various end products requiring stable voltage references.
Q & A
- What is the zener voltage range of the BZX79C4V7-T50A?
The zener voltage range is 4.4 to 5.0 volts.
- What is the maximum power dissipation of the BZX79C4V7-T50A?
The maximum power dissipation is 500 mW.
- What is the impedance (Zzt) of the BZX79C4V7-T50A?
The impedance (Zzt) is 80 ohms.
- What is the reverse leakage current at VR for the BZX79C4V7-T50A?
The reverse leakage current is 3 μA at 2 V.
- What is the forward voltage at IF = 200 mA for the BZX79C4V7-T50A?
The forward voltage is 1.2 volts.
- What is the operating and storage temperature range of the BZX79C4V7-T50A?
The operating and storage temperature range is -65 to +200°C.
- What type of package does the BZX79C4V7-T50A come in?
The package types are DO-204AH, DO-35, and axial lead.
- What is the ESD rating of the BZX79C4V7-T50A?
The ESD rating is Class 3 (>16 KV) per Human Body Model.
- What are the typical applications of the BZX79C4V7-T50A?
Typical applications include voltage regulation, waveform clipping, and MOSFET gate protection.
- Is the BZX79C4V7-T50A hermetically sealed?
Yes, it is hermetically sealed in a glass package.
