Overview
The BZX84C4V7ET3 is a Zener diode produced by onsemi, designed for voltage regulation in various electronic applications. This component is part of the BZX84C series and is known for its compact SOT-23-3 package, making it ideal for high-density PCB designs. The diode offers a nominal Zener voltage of 4.7V, with a tolerance of ±6%, and is capable of handling up to 225mW of power.
Key Specifications
| Parameter | Value |
|---|---|
| Voltage - Zener (Nom) (Vz) | 4.7V |
| Tolerance | ±6% |
| Power - Max | 225mW |
| Impedance (Max) (Zzt) | 80 Ohm |
| Current - Reverse Leakage @ Vr | 3µA @ 2V |
| Voltage - Forward (Vf) (Max) @ If | 900mV @ 10mA |
| Operating Temperature | -65°C ~ 150°C |
| Mounting Type | Surface Mount |
| Package / Case | TO-236-3, SC-59, SOT-23-3 |
Key Features
- Compact SOT-23-3 package for high-density applications.
- Nominal Zener voltage of 4.7V with ±6% tolerance.
- Maximum power dissipation of 225mW.
- Low impedance of 80 Ohms.
- Low reverse leakage current of 3µA at 2V.
- Forward voltage drop of 900mV at 10mA.
- Wide operating temperature range from -65°C to 150°C.
- ESD rating of Class 3 (> 16 kV) per Human Body Model.
Applications
- Cellular phones and other handheld portable devices.
- High-density PC boards and other compact electronic designs.
- Voltage regulation in power supplies and DC-DC converters.
- Protection circuits against voltage spikes and overvoltages.
- Automotive and industrial applications requiring robust voltage regulation.
Q & A
- What is the nominal Zener voltage of the BZX84C4V7ET3?
The nominal Zener voltage is 4.7V.
- What is the tolerance of the Zener voltage?
The tolerance is ±6%.
- What is the maximum power dissipation of the BZX84C4V7ET3?
The maximum power dissipation is 225mW.
- What is the operating temperature range of the BZX84C4V7ET3?
The operating temperature range is from -65°C to 150°C.
- What is the package type of the BZX84C4V7ET3?
The package type is SOT-23-3 (TO-236-3, SC-59).
- What is the forward voltage drop at 10mA?
The forward voltage drop is 900mV at 10mA.
- What is the reverse leakage current at 2V?
The reverse leakage current is 3µA at 2V.
- Is the BZX84C4V7ET3 suitable for high-density applications?
- Does the BZX84C4V7ET3 have any automotive qualifications?
No specific automotive qualifications are mentioned, but it can be used in various robust applications.
- What is the ESD rating of the BZX84C4V7ET3?
The ESD rating is Class 3 (> 16 kV) per Human Body Model.
