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SMCJ85A-E3/9AT
Product Overview
The SMCJ85A-E3/9AT belongs to the category of transient voltage suppressor diodes. These diodes are commonly used to protect sensitive electronic components from voltage spikes and transients. The SMCJ85A-E3/9AT is designed to provide robust protection against transient overvoltage conditions, making it suitable for a wide range of applications. Its characteristics include high surge capability, low clamping voltage, and fast response time. The package type is SMC, and it is available in tape and reel packaging with a quantity of 1800 units per reel.
Specifications
- Part Number: SMCJ85A-E3/9AT
- Category: Transient Voltage Suppressor Diode
- Peak Pulse Power: 1500W
- Breakdown Voltage: 85V
- Clamping Voltage: 137V
- Operating Temperature Range: -55°C to +150°C
- Package Type: SMC
- Packaging: Tape and Reel
- Quantity per Reel: 1800 units
Detailed Pin Configuration
The SMCJ85A-E3/9AT follows the standard SMC package pin configuration, with the anode and cathode terminals clearly marked for easy identification and connection in circuit designs.
Functional Features
- Robust protection against transient overvoltage events
- Fast response time to clamp voltage spikes
- High surge capability for reliable performance in demanding environments
Advantages and Disadvantages
Advantages
- High surge capability ensures reliable protection
- Low clamping voltage helps in minimizing stress on protected circuits
- Fast response time for rapid suppression of voltage transients
Disadvantages
- May exhibit leakage current at lower operating voltages
- Sensitive to reverse bias conditions if not properly implemented
Working Principles
The SMCJ85A-E3/9AT operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when the voltage across it exceeds the breakdown voltage. This effectively diverts the transient energy away from the protected circuit, limiting the voltage to a safe level.
Detailed Application Field Plans
The SMCJ85A-E3/9AT finds extensive use in various applications, including: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems - Consumer electronics
Detailed and Complete Alternative Models
SMCJ5.0A-E3/9AT
- Breakdown Voltage: 5.0V
- Clamping Voltage: 9.2V
- Peak Pulse Power: 1500W
SMCJ15A-E3/9AT
- Breakdown Voltage: 15V
- Clamping Voltage: 24.4V
- Peak Pulse Power: 1500W
SMCJ30A-E3/9AT
- Breakdown Voltage: 30V
- Clamping Voltage: 49.9V
- Peak Pulse Power: 1500W
These alternative models offer varying breakdown voltages and clamping voltages to cater to different application requirements.
In conclusion, the SMCJ85A-E3/9AT transient voltage suppressor diode provides reliable protection against transient overvoltage events, making it an essential component in safeguarding sensitive electronic circuits across diverse industries.
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What is the SMCJ85A-E3/9AT used for?
- The SMCJ85A-E3/9AT is a transient voltage suppressor diode designed to protect sensitive electronic equipment from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.
What is the maximum peak pulse current of the SMCJ85A-E3/9AT?
- The maximum peak pulse current for the SMCJ85A-E3/9AT is 300A.
What is the breakdown voltage of the SMCJ85A-E3/9AT?
- The breakdown voltage of the SMCJ85A-E3/9AT is 85V.
What are the typical applications for the SMCJ85A-E3/9AT?
- Typical applications include protection of telecommunications equipment, power supplies, consumer electronics, and automotive systems.
What is the response time of the SMCJ85A-E3/9AT?
- The response time of the SMCJ85A-E3/9AT is very fast, typically less than 1 picosecond.
What is the operating temperature range of the SMCJ85A-E3/9AT?
- The SMCJ85A-E3/9AT operates within a temperature range of -55°C to +150°C.
Is the SMCJ85A-E3/9AT RoHS compliant?
- Yes, the SMCJ85A-E3/9AT is RoHS compliant, making it suitable for use in environmentally sensitive applications.
Can the SMCJ85A-E3/9AT be used in high-speed data lines?
- Yes, the SMCJ85A-E3/9AT is suitable for use in high-speed data lines due to its fast response time and low capacitance.
What is the packaging type of the SMCJ85A-E3/9AT?
- The SMCJ85A-E3/9AT is available in a DO-214AB (SMC) package.
Are there any recommended layout considerations when using the SMCJ85A-E3/9AT?
- It is recommended to minimize the length and area of the traces connecting the SMCJ85A-E3/9AT to the protected circuit and to provide a low-inductance path to ground for optimal performance.