P4SMA91A
Product Overview
Category
The P4SMA91A belongs to the category of TVS (Transient Voltage Suppressor) diodes.
Use
It is used for transient voltage suppression in electronic circuits to protect sensitive components from voltage spikes and surges.
Characteristics
- Low clamping voltage
- Fast response time
- High surge current capability
Package
The P4SMA91A is available in a SMA (DO-214AC) package.
Essence
The essence of the P4SMA91A lies in its ability to quickly divert excessive voltage away from sensitive components, thereby protecting them from damage.
Packaging/Quantity
The P4SMA91A is typically packaged in reels or tubes and is available in quantities suitable for both prototyping and production purposes.
Specifications
- Standoff Voltage: 77.8V
- Breakdown Voltage: 86.3V
- Maximum Clamping Voltage: 140V
- Peak Pulse Current: 40A
- Operating Temperature Range: -55°C to 150°C
Detailed Pin Configuration
The P4SMA91A 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
- Protection against voltage spikes and surges
- Fast response to overvoltage conditions
Advantages
- Effective protection of sensitive electronic components
- Fast response time
- High surge current capability
Disadvantages
- Clamping voltage may be relatively high for some applications
- Requires careful consideration of placement within the circuit to ensure optimal protection
Working Principles
When a voltage spike occurs, the P4SMA91A conducts current to divert the excess energy away from the protected components, thus limiting the voltage across the circuit.
Detailed Application Field Plans
The P4SMA91A is commonly used in: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems
Detailed and Complete Alternative Models
Some alternative models to the P4SMA91A include: - P4SMA6.8A - P4SMA10A - P4SMA15A - P4SMA24A
In conclusion, the P4SMA91A is a crucial component in electronic circuits, providing essential protection against voltage transients and surges. Its fast response time and high surge current capability make it a valuable asset in various applications, despite its relatively high clamping voltage. When considering alternatives, the P4SMA6.8A, P4SMA10A, P4SMA15A, and P4SMA24A are viable options with varying characteristics to suit specific requirements.
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技術ソリューションにおける P4SMA91A の適用に関連する 10 件の一般的な質問と回答をリストします。
What is P4SMA91A?
- P4SMA91A is a type of TVS (transient voltage suppressor) diode that is designed to protect sensitive electronic components from voltage spikes and transients.
What is the maximum working voltage of P4SMA91A?
- The maximum working voltage of P4SMA91A is 77.8V.
What is the peak pulse power of P4SMA91A?
- The peak pulse power of P4SMA91A is 400W.
What are the typical applications of P4SMA91A?
- P4SMA91A 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 breakdown voltage of P4SMA91A?
- The breakdown voltage of P4SMA91A is typically between 85.3V and 94.7V.
What is the response time of P4SMA91A?
- The response time of P4SMA91A is very fast, typically in the nanosecond range, which allows it to quickly clamp transient voltages to safe levels.
Is P4SMA91A RoHS compliant?
- Yes, P4SMA91A is RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive for environmental safety.
What is the operating temperature range of P4SMA91A?
- The operating temperature range of P4SMA91A is usually between -55°C to 150°C, making it suitable for a wide range of environments.
Can P4SMA91A be used for surge protection in data communication systems?
- Yes, P4SMA91A is suitable for surge protection in data communication systems, including Ethernet, USB, and other interfaces.
Does P4SMA91A require any external components for proper operation?
- P4SMA91A does not require any external components for basic operation, but it may be used in conjunction with other circuit protection devices for enhanced performance in specific applications.