P4KE43AHR0G Encyclopedia Entry
Product Overview
Category
P4KE43AHR0G belongs to the category of transient voltage suppressor diodes.
Use
It is used to protect electronic circuits from overvoltage transients.
Characteristics
- Package: DO-41
- Essence: Silicon transient voltage suppressor
- Packaging/Quantity: Available in reels or bulk packaging, quantity varies by supplier
Specifications
- Peak Power Dissipation: 400W
- Breakdown Voltage: 43V
- Operating Temperature Range: -55°C to +175°C
- Reverse Standoff Voltage: 36.8V
- Clamping Voltage: 58.1V
- Maximum Reverse Leakage Current: 1μA
Detailed Pin Configuration
The P4KE43AHR0G has two pins, anode and cathode, which are identified by a band on the cathode side of the diode.
Functional Features
- Fast response time
- Low clamping voltage
- High surge capability
- RoHS compliant
Advantages and Disadvantages
Advantages
- Effective protection against voltage transients
- Fast reaction to overvoltage events
- Wide operating temperature range
Disadvantages
- Sensitive to reverse overvoltage conditions
- Limited power dissipation capability
Working Principles
When the voltage across the diode exceeds its breakdown voltage, the P4KE43AHR0G conducts and clamps the voltage to a safe level, protecting the circuitry downstream.
Detailed Application Field Plans
The P4KE43AHR0G is commonly used in: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems
Detailed and Complete Alternative Models
Some alternative models to P4KE43AHR0G include: - P4KE6.8AHR0G - P4KE10AHR0G - P4KE18AHR0G - P4KE30AHR0G
In conclusion, the P4KE43AHR0G transient voltage suppressor diode offers effective protection against overvoltage events in various electronic applications, with its fast response time and high surge capability making it a popular choice for circuit protection.
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What is P4KE43AHR0G?
- P4KE43AHR0G is a type of transient voltage suppressor diode, commonly used to protect electronic circuits from voltage spikes and transients.
What are the key features of P4KE43AHR0G?
- P4KE43AHR0G features a peak pulse power dissipation of 400W, low clamping voltage, and fast response time.
Where is P4KE43AHR0G commonly used in technical solutions?
- P4KE43AHR0G is commonly used in applications such as power supplies, automotive electronics, industrial equipment, and telecommunications systems for surge protection.
How does P4KE43AHR0G provide surge protection?
- P4KE43AHR0G diverts excess voltage away from sensitive components by conducting when the voltage exceeds a certain level, thereby protecting the circuit from damage.
What is the operating temperature range of P4KE43AHR0G?
- P4KE43AHR0G typically operates within a temperature range of -55°C to 175°C, making it suitable for various environmental conditions.
Can P4KE43AHR0G be used for ESD protection?
- Yes, P4KE43AHR0G can also be used for electrostatic discharge (ESD) protection in electronic devices and integrated circuits.
What are the mounting options for P4KE43AHR0G?
- P4KE43AHR0G is available in various package types, including axial-lead, surface mount, and through-hole, providing flexibility for different mounting requirements.
Are there any application notes or guidelines for using P4KE43AHR0G in circuit design?
- Yes, manufacturers often provide application notes and guidelines for incorporating P4KE43AHR0G into circuit designs, including recommended layout and placement considerations.
What are the potential failure modes of P4KE43AHR0G?
- Potential failure modes of P4KE43AHR0G include thermal runaway under excessive power dissipation, voltage overshoot during transient events, and physical damage from mechanical stress.
Are there alternative components to consider alongside P4KE43AHR0G for surge protection?
- Yes, other options for surge protection include metal oxide varistors (MOVs), gas discharge tubes (GDTs), and silicon avalanche diodes (SADs), which may be suitable depending on specific application requirements.