SMAJ4739CE3/TR13
Product Overview
Category
SMAJ4739CE3/TR13 belongs to the category of transient voltage suppressor diodes.
Use
These diodes are used to protect sensitive electronic components from voltage spikes and transient overvoltage conditions.
Characteristics
- Fast response time
- Low clamping voltage
- High surge current capability
Package
The SMAJ4739CE3/TR13 diodes are typically available in a DO-214AC (SMA) package.
Essence
The essence of these diodes lies in their ability to quickly divert excessive voltage away from sensitive components, thereby safeguarding them from damage.
Packaging/Quantity
They are commonly packaged in reels or tubes, with quantities varying based on manufacturer specifications.
Specifications
- Reverse Standoff Voltage: 39V
- Breakdown Voltage: 43.6V
- Peak Pulse Power Dissipation: 400W
- Operating Temperature Range: -55°C to +150°C
- RoHS compliant
Detailed Pin Configuration
The SMAJ4739CE3/TR13 diode typically has two pins, with the anode connected to the positive side and the cathode connected to the negative side.
Functional Features
- Transient voltage suppression
- Overvoltage protection
- ESD protection
Advantages and Disadvantages
Advantages
- Rapid response to voltage transients
- Low clamping voltage
- High surge current handling capability
Disadvantages
- Limited power dissipation capacity
- May require additional circuitry for comprehensive protection
Working Principles
When a voltage spike occurs, the diode conducts and shunts the excess energy to the ground, preventing it from reaching the protected components.
Detailed Application Field Plans
Electronic Equipment
- Computers
- Telecommunication devices
- Consumer electronics
Industrial Systems
- Control units
- Power supplies
- Automation equipment
Automotive Electronics
- Engine control modules
- Infotainment systems
- Safety and security systems
Detailed and Complete Alternative Models
- P6KE39CA
- 1.5KE39A
- SMBJ39CA
In conclusion, SMAJ4739CE3/TR13 transient voltage suppressor diodes play a crucial role in protecting electronic circuits from voltage surges and transients. Their fast response time, low clamping voltage, and high surge current capability make them essential components in various electronic applications across different industries.
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技術ソリューションにおける SMAJ4739CE3/TR13 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 the maximum reverse voltage for SMAJ4739CE3/TR13?
- The maximum reverse voltage for SMAJ4739CE3/TR13 is 39V.
What is the typical clamping voltage for SMAJ4739CE3/TR13?
- The typical clamping voltage for SMAJ4739CE3/TR13 is 62.7V at 10A.
What is the peak pulse power dissipation of SMAJ4739CE3/TR13?
- The peak pulse power dissipation of SMAJ4739CE3/TR13 is 400W.
What is the breakdown voltage of SMAJ4739CE3/TR13?
- The breakdown voltage of SMAJ4739CE3/TR13 is typically 52.8V.
What are the applications of SMAJ4739CE3/TR13 in technical solutions?
- SMAJ4739CE3/TR13 is commonly used for overvoltage protection in various electronic circuits, such as power supplies, communication equipment, and automotive electronics.
What is the response time of SMAJ4739CE3/TR13?
- The response time of SMAJ4739CE3/TR13 is very fast, typically less than 1 nanosecond.
Does SMAJ4739CE3/TR13 require any external components for operation?
- No, SMAJ4739CE3/TR13 does not require any external components for its basic operation.
Is SMAJ4739CE3/TR13 RoHS compliant?
- Yes, SMAJ4739CE3/TR13 is RoHS compliant, making it suitable for use in environmentally sensitive applications.
Can SMAJ4739CE3/TR13 be used for ESD protection?
- Yes, SMAJ4739CE3/TR13 can be used for electrostatic discharge (ESD) protection in sensitive electronic devices and components.
What are the recommended operating conditions for SMAJ4739CE3/TR13?
- The recommended operating temperature range for SMAJ4739CE3/TR13 is -55°C to +150°C, and it should be operated within its specified current and voltage ratings for optimal performance.