Overview
The 1N4733A-1/TR is a Zener diode produced by Microchip Technology, designed for voltage regulation and protection circuits. This component is part of the 1N47xx series and is known for its reliability and performance in various electronic applications. The 1N4733A-1/TR features a nominal Zener voltage of 5.1V and a power dissipation of 1W, making it suitable for a range of uses from simple voltage regulators to complex protection circuits.
Key Specifications
| Parameter | Value |
|---|---|
| Nominal Zener Voltage (VZ) | 5.1V |
| Power Dissipation (PZ) | 1W (practically 500mW) |
| Zener Regulator Current (IZm) | 178mA |
| Package | DO-41 (Through Hole) |
| Zener Tolerance | ±5% |
| Operating Temperature Max | 200°C |
| No. of Pins | 2 |
Key Features
- Nominal Zener Voltage of 5.1V, providing stable voltage regulation.
- Power dissipation of 1W, with practical usage at 500mW.
- Zener regulator current of 178mA.
- DO-41 package, suitable for through-hole mounting.
- ±5% Zener voltage tolerance for reliable performance.
- Maximum operating temperature of 200°C.
Applications
- Used in voltage protection circuits to prevent overvoltage conditions.
- Can be used as a low current voltage regulator in various electronic devices.
- Input voltage protection for microcontrollers or other integrated circuits.
- Voltage stabilizing circuits in power supplies and other electronic systems.
Q & A
- What is the nominal Zener voltage of the 1N4733A-1/TR?
The nominal Zener voltage is 5.1V. - What is the power dissipation of the 1N4733A-1/TR?
The power dissipation is 1W, but practically it is used at 500mW. - What is the Zener regulator current (IZm) of the 1N4733A-1/TR?
The Zener regulator current (IZm) is 178mA. - What package type does the 1N4733A-1/TR use?
The package type is DO-41, which is a through-hole package. - What is the maximum operating temperature of the 1N4733A-1/TR?
The maximum operating temperature is 200°C. - How is the Zener diode used in protection circuits?
The Zener diode is used to protect circuits from overvoltage conditions by regulating the voltage to a safe level. - Can the 1N4733A-1/TR be used as a voltage regulator?
Yes, it can be used as a low current voltage regulator. - Why is a Zener resistor necessary when using a Zener diode?
A Zener resistor is necessary to limit the current flowing through the Zener diode and prevent it from being damaged by high current. - How do you calculate the Zener series resistor (Rs) for the 1N4733A-1/TR?
The formula to calculate Rs is: Rs = (Vs - Vz) / Iz, where Vs is the supply voltage, Vz is the Zener voltage, and Iz is the Zener current. - Is the 1N4733A-1/TR RoHS compliant?
Yes, the 1N4733A-1/TR is RoHS compliant.
