PGSMAJ43AHR3G Encyclopedia Entry
Product Overview
Category
The PGSMAJ43AHR3G belongs to the category of semiconductor devices, specifically a transient voltage suppressor (TVS) diode.
Use
It is used to protect electronic circuits from voltage transients and spikes.
Characteristics
- Low clamping voltage
- Fast response time
- High surge current capability
Package
The PGSMAJ43AHR3G is typically available in a DO-214AC (SMA) package.
Essence
The essence of the PGSMAJ43AHR3G lies in its ability to divert excessive current away from sensitive components during voltage surges.
Packaging/Quantity
It is commonly packaged in reels or tubes and is available in quantities ranging from hundreds to thousands per reel/tube.
Specifications
- Standoff Voltage: 43V
- Breakdown Voltage: 47.8V
- Maximum Clamping Voltage: 69.4V
- Peak Pulse Current: 30A
- Operating Temperature Range: -55°C to 150°C
Detailed Pin Configuration
The PGSMAJ43AHR3G has two pins, with the anode connected to the positive side and the cathode connected to the negative side of the circuit.
Functional Features
- Transient voltage suppression
- Overvoltage protection
- Fast response to voltage spikes
Advantages
- Effective protection against voltage transients
- Fast reaction time
- Compact size
Disadvantages
- Limited peak pulse current handling capability compared to some higher-rated TVS diodes
- May require additional circuitry for comprehensive overvoltage protection
Working Principles
When a voltage transient occurs, the PGSMAJ43AHR3G conducts excess current to ground, limiting the voltage across the protected circuit.
Detailed Application Field Plans
The PGSMAJ43AHR3G is commonly used in: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems
Detailed and Complete Alternative Models
Some alternative models to the PGSMAJ43AHR3G include: - P6SMB43A - SMBJ43A - 1.5SMC43A
In conclusion, the PGSMAJ43AHR3G is a vital component in protecting electronic circuits from voltage transients, offering fast response and effective suppression capabilities. Its compact size and high surge current capability make it suitable for various applications in different industries.
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