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1N4739AW-TP
Product Overview
Category
The 1N4739AW-TP belongs to the category of semiconductor devices, specifically within the family of Zener diodes.
Use
This product is commonly used for voltage regulation and stabilization in electronic circuits.
Characteristics
- Zener voltage: 9.1V
- Power dissipation: 1.3W
- Package type: Axial
- Operating temperature range: -65°C to +200°C
- Forward voltage: 1.2V
- Reverse current: 5µA
Package
The 1N4739AW-TP is typically available in a DO-41 axial package.
Packaging/Quantity
It is commonly supplied in reels or bulk packaging, with quantities varying based on manufacturer and distributor specifications.
Specifications
- Zener Voltage: 9.1V
- Power Dissipation: 1.3W
- Maximum Forward Voltage: 1.2V
- Maximum Reverse Current: 5µA
- Operating Temperature Range: -65°C to +200°C
- Package Type: DO-41 Axial
Detailed Pin Configuration
The 1N4739AW-TP Zener diode has two pins, with the cathode being marked by a band around the body of the diode.
Functional Features
The 1N4739AW-TP Zener diode provides a stable reference voltage when operated in its reverse breakdown region, making it suitable for voltage regulation applications.
Advantages and Disadvantages
Advantages
- Precise voltage regulation
- High power dissipation capability
- Wide operating temperature range
Disadvantages
- Limited voltage options compared to programmable voltage references
- Sensitivity to temperature variations
Working Principles
When the 1N4739AW-TP is reverse-biased and the voltage across it reaches the specified Zener voltage of 9.1V, it begins to conduct, effectively clamping the voltage across its terminals to this value.
Detailed Application Field Plans
The 1N4739AW-TP is widely used in various electronic circuits requiring stable voltage references, such as: - Voltage regulators - Power supplies - Signal conditioning circuits
Detailed and Complete Alternative Models
Some alternative models to the 1N4739AW-TP include: - 1N4738A (Zener voltage: 8.2V) - 1N4740A (Zener voltage: 10V) - BZX55C9V1 (Zener voltage: 9.1V)
In conclusion, the 1N4739AW-TP Zener diode offers precise voltage regulation and finds extensive use in diverse electronic applications requiring stable voltage references.
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Énumérez 10 questions et réponses courantes liées à l'application de 1N4739AW-TP dans les solutions techniques
What is 1N4739AW-TP?
- 1N4739AW-TP is a Zener diode with a voltage rating of 9.1V and a power rating of 1W.
How does 1N4739AW-TP work?
- The 1N4739AW-TP Zener diode operates by allowing current to flow in the forward direction like a normal diode, but it also permits current to flow in the reverse direction when the voltage reaches its breakdown voltage, maintaining a nearly constant voltage drop across the diode.
What are the typical applications of 1N4739AW-TP?
- Common applications include voltage regulation, overvoltage protection, and voltage reference in various electronic circuits.
Can 1N4739AW-TP be used for voltage regulation?
- Yes, 1N4739AW-TP can be used as a voltage regulator to maintain a constant output voltage in a circuit.
What is the maximum power dissipation of 1N4739AW-TP?
- The maximum power dissipation of 1N4739AW-TP is 1W.
How do I select the appropriate current for 1N4739AW-TP?
- The current flowing through 1N4739AW-TP should be within its specified maximum ratings to ensure proper operation and avoid damage.
Is 1N4739AW-TP suitable for overvoltage protection?
- Yes, 1N4739AW-TP can be used for overvoltage protection by diverting excess voltage away from sensitive components in a circuit.
What is the temperature coefficient of 1N4739AW-TP?
- The temperature coefficient of 1N4739AW-TP is typically around -2mV/°C, indicating a relatively stable voltage reference over a range of temperatures.
Can 1N4739AW-TP be used in automotive applications?
- Yes, 1N4739AW-TP can be utilized in automotive electronics for voltage regulation and protection purposes.
Are there any precautions to consider when using 1N4739AW-TP?
- It's important to stay within the specified voltage and current limits, and to ensure proper heat dissipation to prevent overheating. Additionally, proper polarity must be observed during installation to avoid damaging the diode.