SMF24AT1G
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Littelfuse Inc. SMF24AT1G

Manufacturer No:
SMF24AT1G
Manufacturer:
Littelfuse Inc.
Package:
Tape & Reel (TR)
Description:
TVS DIODE 24VWM 38.9VC SOD123FL
Delivery:
Payment:
iso14001
iso45001
iso9001
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Product Introduction

Overview

The SMF24A, produced by Littelfuse Inc., is a Transient Voltage Suppressor (TVS) diode designed to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. This component is part of the SMF series, which is known for its compact footprint and low height profile, making it ideal for surface-mounted applications.

Key Specifications

PropertyValue
VR (Vso)24
Watts (W)200
IPP 10x1000µs (A)5.1
MIN VBR@IT (V)26.7
MAX VBR@IT (V)29.5
Vc (V)38.9
IT (mA)1
Ir@Vr (µA)1
Operating Temperature Max (°C)150
PolarityUnipolar
PackageSOD-123FL
Peak Pulse Power - 10x1000200
Surge Life5.1
Tolerance Percent5

Key Features

  • Compact SOD-123FL package with a low height profile of 1.1mm, optimizing board space.
  • High peak pulse power capability of 200 W at 10/1000µs waveform.
  • Low inductance and excellent clamping capability.
  • High temperature reflow soldering guaranteed up to 260°C/430sec.
  • Compliant with IEC-61000-4-2 ESD 30 kV (Air), 30 kV (Contact) for ESD protection.
  • Typical failure mode is short from over-specified voltage or current.

Applications

The SMF24A is widely used in various applications to protect sensitive electronic components. Key applications include:

  • Protection of I/O interfaces, VCC buses, and other vulnerable circuits in mobile phones, portable devices, business machines, and power supplies.
  • ESD protection of data lines in accordance with IEC 61000-4-2.

Q & A

  1. What is the peak pulse power capability of the SMF24A?
    The SMF24A has a peak pulse power capability of 200 W at 10/1000µs waveform.
  2. What is the maximum operating temperature of the SMF24A?
    The maximum operating temperature is 150°C.
  3. What package type does the SMF24A use?
    The SMF24A uses the SOD-123FL package.
  4. Is the SMF24A compliant with any ESD standards?
    Yes, it is compliant with IEC-61000-4-2 ESD 30 kV (Air), 30 kV (Contact).
  5. What is the typical failure mode of the SMF24A?
    The typical failure mode is short from over-specified voltage or current.
  6. Can the SMF24A be used in high-temperature reflow soldering processes?
    Yes, it is guaranteed for high-temperature reflow soldering up to 260°C/430sec.
  7. What are some common applications of the SMF24A?
    It is used to protect I/O interfaces, VCC buses, and other vulnerable circuits in various electronic devices.
  8. Does the SMF24A have low inductance?
    Yes, it has low inductance and excellent clamping capability.
  9. What is the polarity of the SMF24A?
    The SMF24A is a unipolar TVS diode.
  10. Is the SMF24A RoHS compliant?
    Yes, it is RoHS compliant, but specific compliance details should be checked from the manufacturer's documentation.

Product Attributes

Type:Zener
Unidirectional Channels:1
Bidirectional Channels:- 
Voltage - Reverse Standoff (Typ):24V
Voltage - Breakdown (Min):26.7V
Voltage - Clamping (Max) @ Ipp:38.9V
Current - Peak Pulse (10/1000µs):5.1A
Power - Peak Pulse:200W
Power Line Protection:No
Applications:General Purpose
Capacitance @ Frequency:- 
Operating Temperature:-55°C ~ 150°C (TJ)
Mounting Type:Surface Mount
Package / Case:SOD-123F
Supplier Device Package:SOD-123FL
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Similar Products

Part Number SMF24AT1G SMF26AT1G SMF24CT1G SMF28AT1G SMF20AT1G SMF22AT1G SMF24AT1
Manufacturer Littelfuse Inc. onsemi onsemi Littelfuse Inc. Littelfuse Inc. Littelfuse Inc. onsemi
Product Status Obsolete Active Active Obsolete Obsolete Obsolete Obsolete
Type Zener Zener - Zener Zener Zener Zener
Unidirectional Channels 1 1 - 1 1 1 1
Bidirectional Channels - - - - - - -
Voltage - Reverse Standoff (Typ) 24V 26V - 28V 20V 22V 24V
Voltage - Breakdown (Min) 26.7V 28.9V - 31.1V 22.2V 24.4V 26.7V
Voltage - Clamping (Max) @ Ipp 38.9V 42.1V - 45.4V 32.4V 35.5V 38.9V
Current - Peak Pulse (10/1000µs) 5.1A 4.8A - 4.4A 6.2A 5.6A 5.1A
Power - Peak Pulse 200W 200W - 200W 200W 200W 200W
Power Line Protection No No - No No No No
Applications General Purpose General Purpose - General Purpose General Purpose General Purpose General Purpose
Capacitance @ Frequency - - - - - - -
Operating Temperature -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ) - -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ)
Mounting Type Surface Mount Surface Mount - Surface Mount Surface Mount Surface Mount Surface Mount
Package / Case SOD-123F SOD-123F - SOD-123F SOD-123F SOD-123F SOD-123F
Supplier Device Package SOD-123FL SOD-123FL - SOD-123FL SOD-123FL SOD-123FL SOD-123FL

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