SMAJ45CATR
Product Overview
Belongs to: Electronic Components
Category: Diode
Use: Voltage clamping
Characteristics: Fast response, low leakage current
Package: DO-214AC
Essence: Transient voltage suppressor diode
Packaging/Quantity: Tape & Reel, 3000 units per reel
Specifications
- Voltage - Reverse Standoff (Typ): 45V
- Voltage - Breakdown (Min): 50V
- Clamping Voltage @ Ipp: 77V
- Current - Peak Pulse (10/1000µs): 18.2A
- Power - Peak Pulse: 400W
- Type: Zener
- Unidirectional: Yes
Detailed Pin Configuration
The SMAJ45CATR diode has two pins in a standard DO-214AC package.
Functional Features
- Fast response time
- Low clamping voltage
- High surge capability
- RoHS compliant
Advantages and Disadvantages
Advantages: - Provides effective protection against transient voltage spikes - Fast reaction time - Compact size
Disadvantages: - Limited power dissipation capability - May require additional circuitry for comprehensive protection
Working Principles
SMAJ45CATR operates by diverting excess current away from sensitive components when a transient voltage spike occurs. It rapidly clamps the voltage to a safe level, protecting downstream electronics.
Detailed Application Field Plans
- Telecommunications: Protecting communication equipment from lightning-induced surges
- Automotive: Safeguarding vehicle electronics from voltage transients
- Industrial Control Systems: Shielding PLCs and sensors from electrical disturbances
Detailed and Complete Alternative Models
- P6SMBJ45CA: Similar specifications, different package (DO-214AA)
- 1.5SMCJ45CA: Higher power rating, similar characteristics
This completes the entry for SMAJ45CATR in the English editing encyclopedia format.
技術ソリューションにおける SMAJ45CATR 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 SMAJ45CATR?
- SMAJ45CATR is a transient voltage suppressor diode designed to protect sensitive electronics from voltage spikes and transients.
What is the maximum clamping voltage of SMAJ45CATR?
- The maximum clamping voltage of SMAJ45CATR is 77.4V at 10A.
What is the peak pulse power of SMAJ45CATR?
- The peak pulse power of SMAJ45CATR is 400W for an 8/20µs waveform.
What are the typical applications of SMAJ45CATR?
- SMAJ45CATR is commonly used in telecommunications equipment, industrial automation, automotive electronics, and power supplies to protect against voltage surges and ESD events.
What is the operating temperature range of SMAJ45CATR?
- The operating temperature range of SMAJ45CATR is -55°C to +150°C.
How does SMAJ45CATR provide protection?
- SMAJ45CATR diverts excessive current away from sensitive components by clamping the voltage during transient events, thereby protecting the circuitry.
Can SMAJ45CATR be used for surge protection in power lines?
- Yes, SMAJ45CATR can be used for surge protection in low-voltage power lines to safeguard against voltage spikes and transients.
What is the response time of SMAJ45CATR?
- The response time of SMAJ45CATR is very fast, typically responding within nanoseconds to clamp the voltage.
Is SMAJ45CATR RoHS compliant?
- Yes, SMAJ45CATR is RoHS compliant, ensuring it meets environmental standards.
Are there any recommended layout considerations when using SMAJ45CATR?
- It is recommended to minimize the length of the traces between SMAJ45CATR and the protected circuitry and to ensure proper grounding for effective transient suppression.