SMBJ20AHR5G

Product Overview

Category: Diode
Use: Voltage suppression in electronic circuits
Characteristics: Fast response time, low clamping voltage, compact package
Package: SMB (DO-214AA)
Essence: Transient voltage suppressor diode
Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

Peak Pulse Power: 600W
Breakdown Voltage: 20V
Clamping Voltage: 32.4V
Operating Temperature Range: -55°C to +150°C
Reverse Standoff Voltage: 17.1V
Forward Voltage Drop: 0.25V at 1A

Detailed Pin Configuration

The SMBJ20AHR5G diode has a simple two-pin configuration with the anode and cathode terminals.

Functional Features

Rapid response to transient overvoltage events
Low clamping voltage to protect sensitive electronic components
Compact form factor for space-constrained applications

Advantages and Disadvantages

Advantages

Effective protection against voltage transients
Fast reaction time
Small package size

Disadvantages

Limited peak pulse power handling capability
Higher clamping voltage compared to some alternatives

Working Principles

The SMBJ20AHR5G operates by diverting excess voltage away from sensitive components when a transient overvoltage event occurs. It achieves this by rapidly conducting current when the voltage exceeds its breakdown voltage, thereby limiting the voltage across the protected circuit.

Detailed Application Field Plans

The SMBJ20AHR5G is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

SMBJ5.0A: Lower breakdown voltage (5V), suitable for more sensitive applications
SMBJ33A: Higher breakdown voltage (33V), ideal for higher voltage systems
SMBJ58CA: Bi-directional diode for bidirectional transient voltage suppression

In conclusion, the SMBJ20AHR5G diode offers effective transient voltage suppression in a compact package, making it suitable for a wide range of electronic applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMBJ20AHR5G v technických řešeních

What is the SMBJ20AHR5G used for?
- The SMBJ20AHR5G is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.
What is the maximum peak pulse power of the SMBJ20AHR5G?
- The maximum peak pulse power of the SMBJ20AHR5G is 600 watts.
What is the breakdown voltage of the SMBJ20AHR5G?
- The breakdown voltage of the SMBJ20AHR5G is 20 volts.
What are the typical applications of the SMBJ20AHR5G?
- The SMBJ20AHR5G is commonly used in telecommunications equipment, industrial automation, consumer electronics, and automotive electronics for transient voltage protection.
What is the response time of the SMBJ20AHR5G?
- The response time of the SMBJ20AHR5G is very fast, typically responding within nanoseconds to clamp transient voltages.
What is the operating temperature range of the SMBJ20AHR5G?
- The SMBJ20AHR5G has an operating temperature range of -55°C to 150°C, making it suitable for a wide range of environments.
Is the SMBJ20AHR5G RoHS compliant?
- Yes, the SMBJ20AHR5G is RoHS compliant, meeting the industry standards for environmental safety.
What is the package type of the SMBJ20AHR5G?
- The SMBJ20AHR5G is available in a DO-214AA (SMB) package, which is a surface-mount package suitable for automated assembly processes.
Does the SMBJ20AHR5G require any external components for operation?
- No, the SMBJ20AHR5G does not require any external components for operation. It can be directly connected across the circuit to be protected.
Can the SMBJ20AHR5G be used for overvoltage protection in power supply circuits?
- Yes, the SMBJ20AHR5G is commonly used for overvoltage protection in power supply circuits, providing reliable protection against voltage surges and transients.