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SM15T12A

Name: SM15T12A
Rating: 4.7 (12 reviews)

TVS DIODE 10.2VWM 21.7VC SMC

製造商
製造商。部分 #SM15T12A
包 DO-214
資料表 SM15T12A DataSheet
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規格

Package	Tape & Reel (TR),Cut Tape (CT)
Series	SM15T, TRANSIL™
ProductStatus	Active
Type	Zener
UnidirectionalChannels	1
Voltage-ReverseStandoff(Typ)	10.2V
Voltage-Breakdown(Min)	11.4V
Voltage-Clamping(Max)@Ipp	21.7V
Current-PeakPulse(10/1000µs)	461A (8/20µs)
Power-PeakPulse	1500W (1.5kW)
PowerLineProtection	No
Applications	General Purpose
OperatingTemperature	-55°C ~ 150°C (TJ)
MountingType	Surface Mount
Package/Case	DO-214AB, SMC

概述

Description

The SM15T12A is a transient voltage suppressor (TVS) diode designed to protect sensitive electronic components from voltage spikes and transients. It operates with a breakdown voltage of approximately 12V, making it suitable for protecting 12V circuits. The device can handle high peak pulse power, typically around 600W, allowing it to absorb significant surges without failing.
The SM15T12A features a low clamping voltage, which minimizes the risk of damage to the protected components during voltage transients. Its unidirectional configuration makes it ideal for AC and DC applications. The device is packaged in a standard DO-214AB form factor, facilitating easy integration into circuit boards.
Common applications include automotive electronics, telecommunications, and industrial equipment, where voltage spikes can occur due to lightning or inductive load switching. By incorporating the SM15T12A into circuit designs, engineers can enhance reliability and prevent costly damage caused by electrical surges.

Features

The SM15T12A is a Transient Voltage Suppressor (TVS) diode designed for over-voltage protection in electronic circuits. Key features include:
1. Reverse Stand-off Voltage: Rated for 12V, making it suitable for protecting low-voltage applications.
2. Peak Power Rating: Capable of withstanding high surge power, typically around 1500 watts (8/20 µs pulse).
3. Fast Response Time: Provides rapid clamping to protect sensitive components against voltage spikes.
4. Low Leakage Current: Ensures minimal current flow under normal operating conditions, enhancing efficiency.
5. Bidirectional Protection: Can clamp both positive and negative transients, offering comprehensive protection.
6. Compact Package: Available in a DO-214AA (SMB) package, suitable for surface mount applications.
7. RoHS Compliant: Meets environmental standards for lead content and hazardous substances.
These features make the SM15T12A ideal for use in automotive, telecommunications, and consumer electronics to safeguard against voltage transients.

Package

The SM15T12A is typically packaged in an SMA (Surface Mount) or DO-214AA (through-hole) package type. This design facilitates efficient heat dissipation and easy integration into electronic circuits.

Pinout

The SM15T12A is a transient voltage suppressor (TVS) diode designed to protect sensitive electronic components against voltage spikes. It features a total of 2 pins.
Pin Functions:
1. Pin 1 (Anode): This pin connects to the ground or the lower potential side of the circuit.
2. Pin 2 (Cathode): This pin connects to the higher potential side of the circuit.
The SM15T12A is rated for a breakdown voltage of approximately 12V and can handle peaks of up to 15A, making it suitable for use in a variety of applications, including automotive and industrial environments, to safeguard against electrostatic discharge (ESD) and other surges.

Manufacturer

The SM15T12A is manufactured by Littelfuse, Inc., a company known for its expertise in circuit protection, power control, and sensing technologies. Founded in 1927, Littelfuse specializes in providing innovative solutions for electrical, electronic, and automotive applications. They are a global leader in the design and manufacturing of fuses, circuit breakers, and other electronic components that enhance safety and reliability in various industries. Their products are widely used in consumer electronics, automotive systems, industrial machinery, and renewable energy applications. Littelfuse is recognized for its commitment to quality, sustainability, and technological advancements in the field of electrical components.

Application

The SM15T12A is a transient voltage suppressor (TVS) diode primarily used for protecting sensitive electronic components from voltage spikes and transients. Its application areas include telecommunications, automotive electronics, industrial equipment, consumer electronics, and power supply circuits. It is particularly effective in safeguarding against electrostatic discharge (ESD) and lightning strikes, ensuring reliable operation and longevity of electronic devices.

Equivalent

The SM15T12A is a transient voltage suppressor (TVS) diode. Equivalent products include the 1N6263B, 1N6264B, and other similar TVS diodes with a breakdown voltage around 12V and appropriate power dissipation ratings. Check the specific manufacturer's datasheets for detailed specifications to ensure compatibility with your application.