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SM4T30AY
Product Overview
Category: Diode
Use: Transient Voltage Suppressor
Characteristics: Low clamping voltage, fast response time
Package: SMA
Essence: Protecting electronic circuits from voltage spikes
Packaging/Quantity: Tape & Reel, 3000 units per reel
Specifications
- Peak Pulse Power: 400W
- Breakdown Voltage: 30V
- Clamping Voltage: 48.4V at 10A
- Operating Temperature Range: -55°C to +150°C
Detailed Pin Configuration
The SM4T30AY has two pins in a standard SMA package. Pin 1 is the anode and pin 2 is the cathode.
Functional Features
- Fast response time
- Low clamping voltage
- High surge capability
- RoHS compliant
Advantages and Disadvantages
Advantages: - Provides effective protection against transient overvoltage - Fast reaction time - Compact size
Disadvantages: - Limited to low voltage applications - May require additional components for high power applications
Working Principles
The SM4T30AY operates by diverting excess current away from sensitive electronic components when a voltage spike occurs. It acts as a "safety valve" for the circuit, preventing damage from transient voltage events.
Detailed Application Field Plans
The SM4T30AY is commonly used in: - Consumer electronics - Telecommunication equipment - Automotive systems - Industrial control systems
Detailed and Complete Alternative Models
- SM4T33AY: Similar specifications with a higher breakdown voltage of 33V
- SM4T36AY: Higher breakdown voltage of 36V, suitable for applications requiring higher voltage protection
In conclusion, the SM4T30AY is a reliable transient voltage suppressor diode that offers fast response time and low clamping voltage, making it suitable for various electronic applications.
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What is SM4T30AY?
- SM4T30AY is a type of transient voltage suppressor diode used to protect sensitive electronic components from voltage spikes and transients.
How does SM4T30AY work?
- SM4T30AY works by diverting excess voltage away from the protected circuit when a transient event occurs, preventing damage to the connected components.
What are the typical applications of SM4T30AY?
- SM4T30AY is commonly used in power supplies, automotive electronics, industrial equipment, and telecommunications systems to protect against voltage surges.
What is the maximum clamping voltage of SM4T30AY?
- The maximum clamping voltage of SM4T30AY is typically around 48.4 volts at a peak pulse current of 10A.
What is the peak pulse power handling capability of SM4T30AY?
- SM4T30AY can handle peak pulse power up to 400 watts for a standard 8/20µs waveform.
What are the temperature considerations for SM4T30AY?
- SM4T30AY has an operating temperature range typically from -55°C to +175°C, making it suitable for a wide range of environments.
Is SM4T30AY RoHS compliant?
- Yes, SM4T30AY is generally compliant with the Restriction of Hazardous Substances (RoHS) directive, making it suitable for use in environmentally conscious designs.
Can SM4T30AY be used for ESD protection?
- While SM4T30AY is primarily designed for transient voltage suppression, it can also provide some level of electrostatic discharge (ESD) protection for sensitive components.
What are the packaging options available for SM4T30AY?
- SM4T30AY is available in various package types, including SMB, SMC, and DO-214AB, offering flexibility for different design requirements.
Are there any reliability tests or certifications for SM4T30AY?
- SM4T30AY may undergo reliability testing such as AEC-Q101 qualification for automotive applications, ensuring its performance under harsh conditions.