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1N4729A BK - Encyclopedia Entry
Product Overview
Category:
The 1N4729A BK belongs to the category of Zener diodes.
Use:
Zener diodes are primarily used for voltage regulation and protection in electronic circuits.
Characteristics:
- The 1N4729A BK is a 3.3V, 1W Zener diode.
- It has a low dynamic impedance and sharp breakdown voltage.
- The diode is designed for general-purpose voltage regulation applications.
Package:
The 1N4729A BK is typically available in a DO-41 axial leaded package.
Packaging/Quantity:
It is commonly packaged in reels or bulk quantities, with specific quantities varying by manufacturer.
Specifications
- Voltage: 3.3V
- Power Dissipation: 1W
- Tolerance: ±5%
- Operating Temperature Range: -65°C to +200°C
Detailed Pin Configuration
The 1N4729A BK has two leads, with the cathode marked by a band on the body of the diode.
Functional Features
- Voltage Regulation: The diode maintains a constant voltage across its terminals when operated in reverse breakdown region.
- Overvoltage Protection: It protects sensitive components in a circuit by diverting excess voltage away from them.
Advantages and Disadvantages
Advantages
- Precise Voltage Regulation
- Compact Size
- Cost-Effective
Disadvantages
- Limited Power Dissipation Capability
- Sensitivity to Temperature Changes
Working Principles
When the voltage across the diode reaches the breakdown voltage, it starts conducting in the reverse bias direction, maintaining a nearly constant voltage drop across its terminals.
Detailed Application Field Plans
The 1N4729A BK finds applications in various fields including: - Voltage Regulators - Power Supplies - Overvoltage Protection Circuits
Detailed and Complete Alternative Models
Some alternative models to the 1N4729A BK include: - 1N4730A (3.6V, 1W) - 1N4731A (3.9V, 1W) - 1N4732A (4.3V, 1W)
In conclusion, the 1N4729A BK Zener diode is a versatile component widely used for voltage regulation and protection in electronic circuits. Its precise voltage regulation and compact size make it an essential part of various electronic applications.
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Maglista ng 10 karaniwang tanong at sagot na nauugnay sa aplikasyon ng 1N4729A BK sa mga teknikal na solusyon
What is the 1N4729A BK diode used for?
- The 1N4729A BK is a Zener diode commonly used for voltage regulation and protection in electronic circuits.
What is the maximum power dissipation of the 1N4729A BK?
- The maximum power dissipation of the 1N4729A BK is 1.3 watts.
What is the voltage rating of the 1N4729A BK?
- The 1N4729A BK has a nominal voltage rating of 3.6 volts.
What is the tolerance of the 1N4729A BK?
- The tolerance of the 1N4729A BK is typically +/- 5%.
How does the 1N4729A BK function as a voltage regulator?
- The 1N4729A BK operates in its breakdown region, allowing it to maintain a relatively constant voltage across its terminals, providing regulation in a circuit.
Can the 1N4729A BK be used for overvoltage protection?
- Yes, the 1N4729A BK can be used to protect sensitive components from overvoltage by shunting excess voltage to ground.
What are the typical applications of the 1N4729A BK?
- Typical applications include voltage regulation in power supplies, overvoltage protection, and signal clamping in electronic circuits.
What is the forward voltage drop of the 1N4729A BK?
- The forward voltage drop of the 1N4729A BK is approximately 1.2 volts.
Is the 1N4729A BK polarized?
- Yes, the 1N4729A BK is a polarized device and must be connected with the correct orientation in a circuit.
What are some alternative part numbers for the 1N4729A BK?
- Alternative part numbers include BZX85C3V6 and 1N4729A-TR.