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P4SMA91 - Product Overview and Specifications
Introduction
The P4SMA91 is a diode belonging to the category of transient voltage suppressors (TVS). It is commonly used for protecting sensitive electronic devices from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events. This entry provides an overview of the P4SMA91, including its basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.
Basic Information Overview
- Category: Transient Voltage Suppressor Diode
- Use: Protection against voltage transients induced by lightning, ESD, and other transient voltage events
- Characteristics: Fast response time, low clamping voltage, high surge current capability
- Package: SMA (DO-214AC)
- Essence: Silicon-based TVS diode
- Packaging/Quantity: Tape & Reel, 3000 units per reel
Specifications
- Part Number: P4SMA91
- Stand-off Voltage: 77.8V
- Breakdown Voltage: 86.3V
- Peak Pulse Power: 400W
- Clamping Voltage: 124V
- Operating Temperature: -55°C to +150°C
- Storage Temperature: -55°C to +150°C
Detailed Pin Configuration
The P4SMA91 diode has a standard SMA (DO-214AC) package with two pins. Pin 1 is the cathode, and pin 2 is the anode.
Functional Features
- Fast Response Time: Rapid reaction to transient voltage events
- Low Clamping Voltage: Limits the voltage across the protected circuit
- High Surge Current Capability: Ability to handle large transient currents
Advantages and Disadvantages
Advantages
- Effective protection against voltage transients
- Compact form factor
- Wide operating temperature range
Disadvantages
- Limited power dissipation capability
- Higher clamping voltage compared to some alternative models
Working Principles
When a transient voltage event occurs, the P4SMA91 diode conducts and clamps the voltage to a safe level, diverting excess energy away from the protected circuit. This action helps prevent damage to sensitive electronic components.
Detailed Application Field Plans
The P4SMA91 is widely used in various applications, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics - Power supplies
Detailed and Complete Alternative Models
Some alternative models to the P4SMA91 include: - P4SMA6.8A - P4SMA10A - P4SMA15A - P4SMA24A
In conclusion, the P4SMA91 transient voltage suppressor diode offers effective protection against voltage transients and finds extensive use in diverse electronic applications.
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What is P4SMA91?
- P4SMA91 is a type of TVS (transient voltage suppressor) diode, specifically designed to protect sensitive electronic components from voltage spikes and transients.
What is the maximum working voltage of P4SMA91?
- The maximum working voltage of P4SMA91 is 77.4V.
What is the peak pulse power of P4SMA91?
- The peak pulse power of P4SMA91 is 400W.
What are the typical applications of P4SMA91?
- P4SMA91 is commonly used in various technical solutions such as power supplies, automotive electronics, industrial equipment, and telecommunications systems to protect against voltage surges and ESD (electrostatic discharge).
What is the response time of P4SMA91?
- The response time of P4SMA91 is very fast, typically in the picosecond range, providing rapid protection against transient voltage events.
How does P4SMA91 provide protection in technical solutions?
- P4SMA91 clamps the voltage during transient events, diverting excess current away from sensitive components and preventing damage.
Is P4SMA91 suitable for high-speed data lines?
- Yes, P4SMA91 is suitable for protecting high-speed data lines such as USB, Ethernet, and HDMI interfaces from voltage transients.
What is the operating temperature range of P4SMA91?
- The operating temperature range of P4SMA91 is typically -55°C to 150°C, making it suitable for a wide range of environments.
Can P4SMA91 be used in conjunction with other protective components?
- Yes, P4SMA91 can be used in combination with other protective components such as varistors and fuses to create comprehensive surge protection solutions.
Where can I find detailed specifications and application notes for P4SMA91?
- Detailed specifications and application notes for P4SMA91 can be found on the manufacturer's website or in the product datasheet.