Description:ESD Suppressors / TVS Diodes TVS DIODE
400 W peak pulse power
capability at 10/1000 μs
waveform, repetition rate
(duty cycles):0.01 %
■ Compatible with industrial
standard package SOD-123FL
■ Low profile: maximum height
of 1.1 mm
■ SMD low profile surface
mount package minimizing
PCB footprint
■ Typical failure mode is short
from over-specified voltage or
current
■ Whisker test is conducted
based on JEDEC JESD201A
per its table 4a and 4c pass
Class 1 and Class 2
■ IEC-61000-4-2 ESD 30 kV(
The recommended footprint and land pattern for SMF4L48CA can be found in the Littelfuse application note AN9313, which provides guidelines for surface mount assembly of TVS diodes.
To select the correct TVS diode, consider factors such as the maximum voltage, current, and power requirements of your circuit, as well as the desired level of protection and response time. Littelfuse provides a TVS Diode Selection Guide that can help with this process.
A unidirectional TVS diode protects against voltage transients in one direction, typically from the power supply to the circuit. A bidirectional TVS diode protects against voltage transients in both directions, typically from the power supply to the circuit and from the circuit to the power supply. SMF4L48CA is a bidirectional TVS diode.
The SMF4L48CA TVS diode is designed to respond to a wide range of voltage transients, including electrostatic discharge (ESD), electrical fast transients (EFT), and lightning-induced surges. It can also provide protection against inductive switching and other types of voltage transients.
The maximum operating temperature range for the SMF4L48CA TVS diode is -55°C to 150°C, making it suitable for use in a wide range of applications, including automotive, industrial, and consumer electronics.
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SMF4L48CA Overview
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