BZY55B4V7 RYG
Product Overview
Category
The BZY55B4V7 RYG belongs to the category of Zener diodes.
Use
It is commonly used for voltage regulation and protection in electronic circuits.
Characteristics
- Zener voltage: 4.7V
- Power dissipation: 500mW
- Package type: DO-35
- Operating temperature range: -65°C to +200°C
- Reverse leakage current: 5μA
Package
The BZY55B4V7 RYG is typically available in reels or tubes, with a standard quantity of 1000 pieces per reel/tube.
Essence
This Zener diode is essential for maintaining a constant voltage across a load in a circuit.
Specifications
- Zener voltage: 4.7V
- Power dissipation: 500mW
- Maximum forward voltage: 1.2V
- Reverse current: 5μA
- Temperature coefficient: 5mV/°C
Detailed Pin Configuration
The BZY55B4V7 RYG has two pins, with the anode and cathode identified by the color band on the diode body.
Functional Features
- Voltage regulation: The Zener diode maintains a constant voltage across the load.
- Overvoltage protection: It prevents damage to sensitive components by diverting excess voltage.
Advantages
- Precise voltage regulation
- Compact size
- Wide operating temperature range
Disadvantages
- Limited power dissipation capability
- Sensitivity to temperature variations
Working Principles
The Zener diode operates in the reverse breakdown region, allowing it to maintain a constant voltage across the load by conducting in the reverse-biased direction when the voltage exceeds the Zener voltage.
Detailed Application Field Plans
The BZY55B4V7 RYG is widely used in: - Voltage regulators - Overvoltage protection circuits - Signal clamping circuits - Voltage reference circuits
Detailed and Complete Alternative Models
- BZX84C4V7
- 1N4732A
- MMSZ5245B
- 1N5226B
Note: The alternative models listed above have similar specifications and can be used as substitutes for the BZY55B4V7 RYG.
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What is the BZY55B4V7 RYG?
- The BZY55B4V7 RYG is a zener diode with a voltage rating of 4.7V.
What are the typical applications of BZY55B4V7 RYG?
- It is commonly used in voltage regulation, overvoltage protection, and signal conditioning circuits.
What is the maximum power dissipation of BZY55B4V7 RYG?
- The maximum power dissipation is typically around 500mW.
What is the forward voltage drop of BZY55B4V7 RYG?
- The forward voltage drop is usually around 1.2V.
What is the reverse leakage current of BZY55B4V7 RYG?
- The reverse leakage current is typically very low, in the range of microamps.
Can BZY55B4V7 RYG be used for voltage regulation in power supplies?
- Yes, it can be used to stabilize and regulate the output voltage in power supply circuits.
How does BZY55B4V7 RYG provide overvoltage protection?
- When the voltage across the diode exceeds its breakdown voltage (4.7V), it conducts heavily, shunting excess current and protecting downstream components.
Is BZY55B4V7 RYG suitable for precision voltage references?
- While it can provide a stable reference voltage, its tolerance may not be sufficient for precision applications.
What are the temperature considerations for BZY55B4V7 RYG?
- The zener voltage of BZY55B4V7 RYG is affected by temperature, so it's important to consider thermal effects in the application design.
Can BZY55B4V7 RYG be used in audio amplifier circuits?
- It can be used in certain biasing and signal conditioning circuits within an audio amplifier, but careful consideration of its characteristics is necessary.