Overview
The 1N4733AT9-E is a Zener diode produced by Renesas Electronics America Inc, although it is originally part of the ON Semiconductor product line. This component is designed to provide voltage regulation and protection in various electronic circuits. The '1N4733A' series is part of the 1N4728A to 1N4758A range, which offers a wide selection of Zener voltages.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Zener Voltage (VZ) | 4.845 - 5.355 | V |
| Test Current (IZ) | 7 mA | mA |
| Max. Zener Impedance (ZZ @ IZ) | 49 Ω | Ω |
| Leakage Current (IR) | 10 μA | μA |
| Operating and Storage Temperature Range | −65 to +200 | °C |
| Power Dissipation (PD) | 1.0 W (at TL ≤ 50°C) | W |
| Derate above 50°C | 6.67 mW/°C | mW/°C |
Key Features
- Voltage Regulation: Provides stable voltage regulation across a wide range of currents.
- Low Leakage Current: Minimal leakage current ensures efficient operation.
- High Power Dissipation: Capable of handling up to 1.0 W of power dissipation at temperatures below 50°C.
- Broad Operating Temperature Range: Operates reliably from −65°C to +200°C.
- Pb-Free and Halide-Free Packaging: Compliant with environmental regulations.
Applications
- Voltage Regulation: Used in power supplies, voltage regulators, and voltage reference circuits.
- Overvoltage Protection: Protects electronic circuits from voltage spikes and surges.
- Signal Clamping: Limits signal voltages to prevent damage to sensitive components.
- Audio and Video Equipment: Used in audio and video circuits for voltage stabilization and protection.
Q & A
- What is the Zener voltage range for the 1N4733AT9-E?
The Zener voltage range for the 1N4733AT9-E is 4.845 to 5.355 volts.
- What is the maximum power dissipation for this diode?
The maximum power dissipation is 1.0 W at temperatures below 50°C.
- What is the operating temperature range for this component?
The operating and storage temperature range is −65°C to +200°C.
- Is the 1N4733AT9-E Pb-Free and Halide-Free?
Yes, it is Pb-Free and Halide-Free, making it compliant with environmental regulations.
- What are common applications for the 1N4733AT9-E?
Common applications include voltage regulation, overvoltage protection, signal clamping, and use in audio and video equipment.
- What is the leakage current for this diode?
The leakage current is 10 μA.
- How does the power dissipation derate above 50°C?
The power dissipation derates by 6.67 mW/°C above 50°C.
- What is the maximum Zener impedance for the 1N4733AT9-E?
The maximum Zener impedance is 49 Ω.
- What is the test current for the Zener voltage measurement?
The test current is 7 mA.
- Is the 1N4733AT9-E suitable for high-frequency applications?
While it can be used in various applications, its suitability for high-frequency applications should be evaluated based on specific circuit requirements.
