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1SMA5915BT3G

Name: 1SMA5915BT3G
Rating: 4.7 (12 reviews)

DIODE ZENER 3.9V 1.5W SMA

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製造商。部分 #1SMA5915BT3G
包 DO-214AC,SMA
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規格

Package	Tape & Reel (TR),Cut Tape (CT)
ProductStatus	Active
Voltage-Zener(Nom)(Vz)	3.9 V
Tolerance	±5%
Power-Max	1.5 W
Impedance(Max)(Zzt)	7.5 Ohms
Current-ReverseLeakage@Vr	12.5 µA @ 1 V
Voltage-Forward(Vf)(Max)@If	1.5 V @ 200 mA
OperatingTemperature	-65°C ~ 150°C
MountingType	Surface Mount
Package/Case	DO-214AC, SMA

概述

Description

The 1SMA5915BT3G is a transient voltage suppression (TVS) diode designed to protect sensitive electronic components from voltage spikes caused by ESD (electrostatic discharge) and other transients. It belongs to the SMA series of unidirectional TVS diodes, featuring a low clamping voltage and fast response time, making it suitable for a variety of applications, including automotive, industrial, and consumer electronics.
Key specifications include a breakdown voltage of 15V, with a peak power rating of 400W (for 8/20 µs waveform). It is housed in a DO-214AC (SMA) package, allowing for surface mount installation. The 1SMA5915BT3G provides robust protection while minimizing the impact on the circuit's performance, ensuring reliable operation of sensitive components.
When selecting a TVS diode like the 1SMA5915BT3G, consider factors such as the operating voltage, clamping voltage, and the expected transient conditions to ensure optimal protection.

Features

The 1SMA5915BT3G is a Zener diode designed for voltage regulation in electronic circuits. Key features include:
1. Zener Voltage: It typically provides a Zener voltage of 15V.
2. Power Dissipation: It can handle a maximum power dissipation of 1W.
3. Package Type: Available in a DO-214AC (SMB) package for surface mount applications.
4. Temperature Coefficient: Offers a low temperature coefficient, ensuring stable performance over a range of temperatures.
5. Reverse Voltage: The diode is capable of withstanding reverse voltages, providing reliable protection against voltage spikes.
6. High Reliability: Designed for high reliability, making it suitable for automotive and industrial applications.
7. Fast Response Time: Ensures quick voltage regulation, enhancing circuit performance.
These features make the 1SMA5915BT3G ideal for use in power supplies, voltage reference circuits, and other applications requiring stable voltage regulation.

Package

The 1SMA5915BT3G is packaged in a DO-214AC (SMB) surface mount package. This type is designed for easy integration in circuit boards and provides good thermal management and electrical performance.

Pinout

The 1SMA5915BT3G is a bidirectional TVS (Transient Voltage Suppressor) diode designed to protect sensitive electronic components from voltage spikes. It comes in a DO-214AC (SMB) package and has a total pin count of 2.
Pin Functions:
1. Pin 1 (Cathode): This pin connects to the negative terminal (ground) of the circuit being protected.
2. Pin 2 (Anode): This pin connects to the positive terminal of the circuit.
The device features a breakdown voltage of approximately 18.3V to 20.4V, making it suitable for various applications where overvoltage protection is critical, such as in telecommunications, automotive, and consumer electronics.

Manufacturer

The manufacturer of the 1SMA5915BT3G is ON Semiconductor. ON Semiconductor is a global supplier of semiconductor-based solutions, providing a wide range of products including sensors, power management devices, and discrete components. The company serves various industries such as automotive, industrial, communications, consumer electronics, and computing. ON Semiconductor focuses on sustainability and innovation, and it plays a significant role in enabling energy-efficient solutions and advanced technologies.

Application

The 1SMA5915BT3G is a transient voltage suppressor (TVS) diode used for protecting sensitive electronic components from voltage spikes and surges. Its application areas include automotive electronics, telecommunications, consumer electronics, industrial equipment, and data lines. It effectively safeguards circuits by clamping overvoltage transients, making it suitable for power supply lines and signal lines in various electronic devices.

Equivalent

The 1SMA5915BT3G is a Zener diode with a breakdown voltage of 15V and a power rating of 1W. Equivalent products include the 1N5915B, BZX55C15, and 1ZB15. Ensure to check specifications like reverse current and temperature coefficient for compatibility.