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1KSMB18CA 1KSMB18CA is a 1000W TVS diode from Littelfuse Inc. It features 15.3V reverse standoff voltage, 25.5V clamping voltage, and is surface mount in DO-214AA (SMB) package.
Mfr Part #:

1KSMB18CA

Available from 1 distributors
Mfr Name: Littelfuse Inc.
Littelfuse Inc.
1KSMB18CA is a 1000W TVS diode from Littelfuse Inc. It features 15.3V reverse standoff voltage, 25.5V clamping voltage, and is surface mount in DO-214AA (SMB) package.
✓ Total Stock: 813 pcs

1KSMB18CA Available from 1 distributor

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813 pcs
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1KSMB18CA Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Applications
Bidirectional Channels
Current
Halogen Free
Mounting Type
Operating Temperature
Operating Temperature Range
Package / Case
Power
Power Line Protection
Response Time
Storage Temperature
Supplier Device Package
Termination Finish
Type
Voltage
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1KSMB18CA Description

Short technical summary and product information.

The 1KSMB18CA is a bidirectional TVS diode from Littelfuse Inc., designed for protection of sensitive electronic equipment from voltage transients. It is part of the 1KSMB series rated for 1000W peak pulse power at 10/1000μs waveform.

 

With a reverse standoff voltage of 15.3V and clamping voltage of 25.5V, it can handle peak pulse current of 39.2A. The device features fast response time of less than 1.0ps and ESD rating of 30kV air and contact per IEC 61000-4-2.

 

The diode is housed in a DO-214AA (SMB) surface mount package with matte tin lead-free plated terminals. It operates over -55°C to 150°C junction temperature range and has a power dissipation of 5.0W on infinite heat sink. MSL level 1 and RoHS compliant.

 

Typical applications include protection of I/O interfaces, VCC bus, and other circuits in telecom, computer, industrial, and consumer electronics. The device is also suitable for automotive applications.

1KSMB18CA Quick Information

Product Type: TVS Diode
Series: 1KSMB
Canonical Name: 1KSMB18CA TVS Diode, 15.3V Reverse Standoff, 25.5V Clamping, DO-214AA (SMB)
Subcategory: Transient Voltage Suppressor

1KSMB18CA Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: Non-Compliant
Lead Free: Pb-free E3

1KSMB18CA Features

  • 1000W peak pulse power capability.
  • 15.3V reverse standoff voltage.
  • 25.5V clamping voltage.
  • Fast response time less than 1.0ps.
  • Surface mount DO-214AA (SMB) package.

1KSMB18CA Applications

  • Protects I/O interfaces from voltage transients.
  • Ideal for VCC bus protection in electronics.
  • Used in telecom and computer circuits.
  • Suitable for automotive electronic systems.
  • Protects consumer electronics from ESD and EFT.

1KSMB18CA FAQs

7 frequently asked questions generated from this part’s specifications.
What is the reverse standoff voltage of 1KSMB18CA?

15.3V.

What is the clamping voltage of 1KSMB18CA?

25.5V.

What is the peak pulse current rating?

39.2A.

What package is the 1KSMB18CA available in?

DO-214AA (SMB) surface mount.

What is the peak pulse power rating?

1000W (1kW) at 10/1000μs waveform.

What is the ESD rating of the 1KSMB18CA?

30kV air and 30kV contact per IEC 61000-4-2.

What is the operating temperature range?

-55°C to 150°C (junction).

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