CD214C-T100ALF Equivalent & Substitute Parts

Part Overview

The CD214C-T100ALF is a transient voltage suppressor (TVS) diode manufactured by Bourns Inc., classified as a unidirectional Zener-type device in the DO-214AB (SMC) surface mount package. This component is designed for general-purpose transient voltage suppression applications with a reverse standoff voltage of 100V and peak pulse power handling of 1500W. The part is currently listed as obsolete, making equivalent and substitute parts necessary for ongoing design support and production continuity.

Key Parameters

Parameter	Value
Voltage - Reverse Standoff (Typ)	100V
Voltage - Breakdown (Min)	111V
Voltage - Clamping (Max) @ Ipp	162V
Current - Peak Pulse (10/1000µs)	9.3A
Power - Peak Pulse	1500W
Operating Temperature Range	-55°C ~ 150°C (TJ)
Package / Case	DO-214AB, SMC
Type	Zener, Unidirectional

Substitute Part Grouping Explanation

Substitution for the CD214C-T100ALF is determined by strict electrical and mechanical parameter matching:

Primary Substitution Criteria:

Voltage - Reverse Standoff: 100V (±tolerance)
Voltage - Breakdown (Min): 111V (±tolerance)
Voltage - Clamping (Max) @ Ipp: 162V (±tolerance)
Current - Peak Pulse (10/1000µs): 9.3A minimum
Power - Peak Pulse: 1500W minimum
Package / Case: DO-214AB, SMC (surface mount)
Type: Zener, Unidirectional

Direct Equivalents maintain all electrical parameters and identical peak pulse power (1500W) with 9.3A peak current capability.

Similar Parts maintain voltage specifications and clamping characteristics but feature higher peak pulse power (5000W) and higher peak current (30.9A), providing enhanced transient suppression capability within the same package footprint.

Parameter Comparison

Part Number	Manufacturer	Voltage - Reverse Standoff	Voltage - Breakdown (Min)	Voltage - Clamping (Max) @ Ipp	Current - Peak Pulse	Power - Peak Pulse	Operating Temperature	Product Status
CD214C-T100ALF	Bourns Inc.	100V	111V	162V	9.3A	1500W	-55°C ~ 150°C	Obsolete
SMCJ100A	Fairchild Semiconductor	100V	111V	162V	9.3A	1500W	-55°C ~ 150°C	Active
SMCJ100A-13-F	Diodes Incorporated	100V	111V	162V	9.3A	1500W	-55°C ~ 150°C	Active
SMCJ100A-HR	Littelfuse	100V	111V	162V	9.3A	1500W	-65°C ~ 150°C	Active
SMCJ100A-HRA	Littelfuse Inc.	100V	111V	162V	9.3A	1500W	-65°C ~ 150°C	Active
SMCJ100A-HRAT7	Littelfuse Inc.	100V	111V	162V	9.3A	1500W	-65°C ~ 150°C	Active
SMCJ100A-M3/57T	Vishay General Semiconductor - Diodes Division	100V	111V	162V	9.3A	1500W	-55°C ~ 150°C	Active
5.0SMDJ100A	Taiwan Semiconductor Corporation	100V	111V	162V	30.9A	5000W	-55°C ~ 175°C	Active
5.0SMDJ100A-T7	Littelfuse Inc.	100V	111V	162V	30.9A	5000W	-65°C ~ 150°C	Active

Engineering Selection Recommendations

For Direct Replacement (1:1 Substitution): Select from SMCJ100A variants (Fairchild Semiconductor, Diodes Incorporated, Littelfuse, or Vishay) when the original CD214C-T100ALF specification of 9.3A peak pulse current and 1500W peak pulse power is required. All direct equivalents are ROHS3 compliant and carry active product status, ensuring long-term availability and supply chain stability.

For Enhanced Performance Applications: The 5.0SMDJ100A series (Taiwan Semiconductor Corporation or Littelfuse Inc.) provides identical voltage characteristics with 30.9A peak pulse current and 5000W peak pulse power capability. These parts are suitable for applications requiring higher transient energy absorption within the same DO-214AB package footprint. Both manufacturers maintain active product status and ROHS3 compliance.

Compliance Considerations: All substitute parts listed are ROHS3 compliant and carry EAR99 export classification. Littelfuse variants (SMCJ100A-HR, SMCJ100A-HRA, SMCJ100A-HRAT7, and 5.0SMDJ100A-T7) extend the lower operating temperature limit to -65°C, providing enhanced performance in cold environment applications compared to the original -55°C specification.

Frequently Asked Questions (FAQ)

Q: Can SMCJ100A variants be used as direct replacements for CD214C-T100ALF? A: Yes. SMCJ100A from Fairchild Semiconductor, Diodes Incorporated, Littelfuse, and Vishay maintain identical electrical specifications: 100V reverse standoff, 111V minimum breakdown, 162V clamping voltage, 9.3A peak pulse current, and 1500W peak pulse power. All are packaged in DO-214AB (SMC) and are ROHS3 compliant.

Q: What is the difference between 1500W and 5000W rated parts? A: The 5.0SMDJ100A series provides higher peak pulse power handling (5000W vs. 1500W) and higher peak pulse current (30.9A vs. 9.3A) while maintaining identical voltage specifications. Both fit the same DO-214AB package. Selection depends on transient energy requirements in the application circuit.

Q: Are there temperature range differences between substitutes? A: Yes. Littelfuse variants (SMCJ100A-HR, SMCJ100A-HRA, SMCJ100A-HRAT7) and 5.0SMDJ100A-T7 extend the lower operating temperature to -65°C, compared to -55°C for the original CD214C-T100ALF and most other substitutes. The 5.0SMDJ100A from Taiwan Semiconductor extends the upper limit to -55°C ~ 175°C.

Q: Does packaging differ between substitute parts? A: All listed substitutes use DO-214AB (SMC) surface mount package, maintaining mechanical and thermal compatibility with the original CD214C-T100ALF. Tape & Reel (TR) packaging is available for most variants, supporting automated assembly processes.

Q: Are all substitutes ROHS3 compliant? A: Yes. All substitute parts listed carry ROHS3 compliance certification, meeting environmental and regulatory requirements equivalent to the original CD214C-T100ALF.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message