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1SMA5917BT3G

Name: 1SMA5917BT3G
Rating: 4.7 (12 reviews)

DIODE ZENER 4.7V 1.5W SMA

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Mfr。パート #1SMA5917BT3G
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仕様

Series	1SMA59xxBT3G
Part Status	Active
Base Product Number	1SMA5917
Voltage - Zener (Nom) (Vz)	4.7 V
Tolerance	±5%
Power - Max	1.5 W
Impedance (Max) (Zzt)	5 Ohms
Current - Reverse Leakage @ Vr	2.5 µA @ 1.5 V
Operating Temperature	-65°C ~ 150°C
Mounting Type	Surface Mount
Package	DO-214AC, SMA
Supplier Device Package	SMA
Packaging	Cut Tape (CT), Tape & Reel (TR)
Voltage - Forward (Vf) (Max) @ If	1.2 V @ 200 mA

概要

Description

The 1SMA5917BT3G is a voltage regulator diode designed to provide zener voltage regulation in electronic circuits. It features a breakdown voltage of approximately 12V, with a tolerance of ±5%. This component is commonly used for voltage clamping and protection against voltage spikes, ensuring stable operation in various applications, including power supplies and automotive systems.
The diode is housed in a DO-214AC (SMA) package, which allows for efficient heat dissipation and easy integration into PCBs. The maximum power dissipation is around 1W, making it suitable for moderate voltage regulation tasks.
Additionally, the 1SMA5917BT3G boasts a low reverse leakage current and good temperature stability, enhancing its reliability in various environments. It is part of a broader series of zener diodes, providing multiple voltage options for different design requirements. Overall, this component is essential for engineers seeking dependable voltage regulation and over-voltage protection in their designs.

Features

The 1SMA5917BT3G is a Zener diode designed for voltage regulation applications. Here are its key features:
- Voltage Rating: It has a reverse breakdown voltage of approximately 15V, making it suitable for various electronic circuits requiring stable voltage.
- Power Dissipation: The diode can handle power dissipation up to 1W, allowing it to manage thermal loads effectively.
- Package Type: It is available in a DO-214AC (SMB) package, ensuring compact size and easy integration into circuit boards.
- Temperature Range: The operating temperature range is from -55°C to +150°C, providing reliability in diverse environmental conditions.
- Low Leakage Current: Features low reverse leakage current, enhancing efficiency, particularly in battery-operated devices.
- Applications: Commonly used in voltage regulation, transient suppression, and overvoltage protection in consumer electronics and automotive applications.
These characteristics make the 1SMA5917BT3G a versatile component for various electronic designs.

Package

The 1SMA5917BT3G is packaged in a DO-214AC (also known as SMA) surface mount package. This package type is commonly used for transient voltage suppressor diodes.

Pinout

The 1SMA5917BT3G is a unidirectional transient voltage suppression (TVS) diode designed to protect sensitive electronic components from voltage spikes. It comes in a DO-214AC (SMB) package, which typically has 2 pins.
Pin Count and Functions:
- Pin 1 (Anode): This is the terminal where the voltage to be protected is connected. It allows current to flow in the normal operation mode.

- Pin 2 (Cathode): This terminal connects to ground or the reference point for the circuit. It is where the voltage clamping occurs during a transient event.
The diode is designed to clamp transient voltages to a safe level, thus protecting downstream components from damage. Its breakdown voltage range is approximately 15.5 to 17.2 V, making it suitable for various applications in electronics.

Manufacturer

The manufacturer of the 1SMA5917BT3G is ON Semiconductor. Founded in 1967, ON Semiconductor is a global semiconductor supplier that focuses on providing high-performance energy-efficient solutions. The company serves a variety of markets, including automotive, industrial, cloud computing, consumer electronics, and communications. ON Semiconductor's product portfolio includes analog, digital, and mixed-signal semiconductor components, as well as power management and connectivity solutions. The company is known for its commitment to sustainability and innovation in semiconductor technology.

Application

The 1SMA5917BT3G is a Zener diode primarily used for voltage regulation and protection applications. It is commonly found in power supplies, voltage clamping, and transient voltage suppression circuits. Its stable Zener breakdown voltage makes it suitable for use in consumer electronics, automotive applications, and industrial equipment to protect sensitive components from voltage spikes and fluctuations.

Equivalent

The 1SMA5917BT3G is a Zener diode with a breakdown voltage of 12V and a power rating of 1W. Equivalent products include the 1N5220B and BZX55C12. Always verify specifications like reverse voltage, power rating, and package type when selecting an equivalent part.