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1PMT5943C/TR13
Product Overview
Category
1PMT5943C/TR13 belongs to the category of Zener diodes.
Use
It is used for voltage regulation and protection in electronic circuits.
Characteristics
- Zener voltage: 3.3V
- Power dissipation: 500mW
- Package type: SOD-123
Packaging/Quantity
The 1PMT5943C/TR13 is typically available in reels with a quantity of 3000 units per reel.
Specifications
- Zener Voltage: 3.3V
- Power Dissipation: 500mW
- Forward Voltage: 1.5V
- Reverse Current: 5μA
- Operating Temperature Range: -65°C to +150°C
Detailed Pin Configuration
The 1PMT5943C/TR13 has two pins, anode (A) and cathode (K), which are identified by the SOD-123 package.
Functional Features
- Precise voltage regulation
- Overvoltage protection
- Compact size for space-constrained applications
Advantages
- High reliability
- Wide operating temperature range
- Low leakage current
Disadvantages
- Limited power dissipation capability
- Sensitive to temperature variations
Working Principles
The 1PMT5943C/TR13 operates based on the Zener effect, where it maintains a constant voltage across its terminals when reverse-biased.
Detailed Application Field Plans
1PMT5943C/TR13 is commonly used in: - Voltage regulators - Overvoltage protection circuits - Portable electronic devices
Detailed and Complete Alternative Models
Some alternative models to 1PMT5943C/TR13 include: - BZX84C3V3 - MMSZ5245BT1G - P6SMB3.3CA
This information provides a comprehensive overview of the 1PMT5943C/TR13 Zener diode, including its specifications, features, and application considerations.
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What is 1PMT5943C/TR13?
- 1PMT5943C/TR13 is a Zener diode with a voltage of 43V and a power dissipation of 1.5W, commonly used for voltage regulation and protection in electronic circuits.
What are the typical applications of 1PMT5943C/TR13?
- It is commonly used in voltage regulator modules, power supplies, and other electronic devices where precise voltage regulation and transient voltage suppression are required.
What is the maximum current rating for 1PMT5943C/TR13?
- The maximum current rating for 1PMT5943C/TR13 is typically around 50mA.
How does 1PMT5943C/TR13 provide voltage regulation?
- 1PMT5943C/TR13 operates in the reverse-biased breakdown region, maintaining a constant voltage across its terminals despite changes in current.
What are the key electrical characteristics of 1PMT5943C/TR13?
- The key electrical characteristics include its Zener voltage, power dissipation, maximum current, and temperature coefficient.
Can 1PMT5943C/TR13 be used for overvoltage protection?
- Yes, 1PMT5943C/TR13 can be used to protect sensitive components from overvoltage conditions by shunting excess voltage away from the protected circuit.
What are the thermal considerations when using 1PMT5943C/TR13?
- Proper heat sinking and thermal management are important to ensure that the diode operates within its specified temperature range to maintain stability and reliability.
Are there any specific layout considerations when incorporating 1PMT5943C/TR13 into a circuit?
- It is important to minimize lead lengths and ensure proper PCB layout to reduce parasitic inductance and maintain the diode's performance.
What are the potential failure modes of 1PMT5943C/TR13?
- Common failure modes include thermal runaway due to excessive power dissipation, as well as overstress from voltage transients or ESD events.
Are there alternative components that can be used in place of 1PMT5943C/TR13?
- Yes, there are other Zener diodes with similar characteristics that can be used as alternatives, but it's important to ensure compatibility with the specific requirements of the application.