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1N4732PE3/TR8 - Zener Diode
Basic Information Overview
- Category: Electronic Component
- Use: Voltage Regulation
- Characteristics: Zener diode with a specific breakdown voltage, used for voltage regulation and protection in electronic circuits.
- Package: DO-41 (Axial Lead)
- Essence: Provides stable voltage regulation by maintaining a constant voltage across its terminals.
- Packaging/Quantity: Typically available in reels or tubes containing multiple units.
Specifications
- Voltage: 4.7V
- Power Dissipation: 1.0W
- Zener Impedance: 20Ω
- Operating Temperature Range: -65°C to +200°C
Detailed Pin Configuration
The 1N4732PE3/TR8 Zener diode has two leads, with the cathode being shorter than the anode. The cathode is marked with a band around the diode body.
Functional Features
- Voltage Regulation: Maintains a constant voltage across its terminals, useful for stabilizing power supplies and protecting sensitive components from voltage spikes.
- Overvoltage Protection: Safeguards circuits by diverting excess voltage away from sensitive components.
Advantages and Disadvantages
Advantages
- Precise Voltage Regulation
- Overvoltage Protection
- Compact Size
Disadvantages
- Limited Power Dissipation
- Sensitivity to Temperature Changes
Working Principles
The Zener diode operates in the reverse-biased mode, allowing current to flow when the voltage across its terminals reaches the specified breakdown voltage. This characteristic enables it to regulate voltage and protect circuits from overvoltage conditions.
Detailed Application Field Plans
- Voltage Regulation: Used in power supplies to maintain a stable output voltage.
- Overvoltage Protection: Incorporated into circuits to safeguard sensitive components from voltage surges.
- Voltage Reference: Utilized as a stable voltage reference in various electronic systems.
Detailed and Complete Alternative Models
- 1N4728PE3/TR8 (3.3V)
- 1N4739PE3/TR8 (9.1V)
- BZX55C4V7 (4.7V)
This information provides a comprehensive overview of the 1N4732PE3/TR8 Zener diode, covering its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.
Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de 1N4732PE3/TR8 en soluciones técnicas
What is the 1N4732PE3/TR8 diode used for?
- The 1N4732PE3/TR8 is a Zener diode commonly used for voltage regulation and protection in electronic circuits.
What is the voltage rating of the 1N4732PE3/TR8 diode?
- The 1N4732PE3/TR8 has a nominal voltage rating of 4.7 volts.
Can the 1N4732PE3/TR8 be used for voltage regulation in power supplies?
- Yes, the 1N4732PE3/TR8 can be used to regulate voltage in low-power applications such as sensor circuits and small electronic devices.
What is the maximum power dissipation of the 1N4732PE3/TR8 diode?
- The 1N4732PE3/TR8 has a maximum power dissipation of 1.0 watt.
Is the 1N4732PE3/TR8 suitable for overvoltage protection?
- Yes, the 1N4732PE3/TR8 can be used for overvoltage protection in electronic circuits to prevent damage from voltage spikes.
What are the typical applications of the 1N4732PE3/TR8 diode?
- Typical applications include voltage regulation, voltage reference, overvoltage protection, and signal clamping.
Does the 1N4732PE3/TR8 have a specific temperature range for operation?
- The 1N4732PE3/TR8 is typically rated for operation within a temperature range of -65°C to +200°C.
Can multiple 1N4732PE3/TR8 diodes be connected in series or parallel?
- Multiple 1N4732PE3/TR8 diodes can be connected in series to increase the breakdown voltage or in parallel to increase the current-handling capability.
What is the forward voltage drop of the 1N4732PE3/TR8 diode?
- The forward voltage drop of the 1N4732PE3/TR8 is typically around 1.2 volts at a specified current.
Are there any special considerations for PCB layout when using the 1N4732PE3/TR8?
- It's important to ensure proper heat sinking and adequate trace widths to handle the current when designing the PCB layout for the 1N4732PE3/TR8 diode.