CD214L-T26CALF Equivalent & Substitute Parts

Part Overview

The CD214L-T26CALF is a transient voltage suppressor (TVS) diode manufactured by Bourns Inc., designed for general-purpose overvoltage protection in surface-mount applications. This component features a 26V reverse standoff voltage with a 42.1V maximum clamping voltage and 71.2A peak pulse current capability in a DO-214AB (SMC) package. The part is currently obsolete, making equivalent and substitute parts necessary for ongoing design support and production requirements.

Key Parameters

Parameter	Value
Manufacturer Part Number	CD214L-T26CALF
Manufacturer	Bourns Inc.
Category	Transient Voltage Suppressors (TVS)
Package / Case	DO-214AB, SMC
Type	Zener
Bidirectional Channels	1
Voltage - Reverse Standoff (Typ)	26V
Voltage - Breakdown (Min)	28.9V
Voltage - Clamping (Max) @ Ipp	42.1V
Current - Peak Pulse (10/1000µs)	71.2A
Power - Peak Pulse	3000W (3kW)
Operating Temperature Range	-55°C ~ 150°C (TJ)
Mounting Type	Surface Mount
Product Status	Obsolete
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the CD214L-T26CALF are classified based on strict electrical and mechanical compatibility criteria:

Primary Substitution Criteria:

Voltage - Reverse Standoff (Typ): 26V
Voltage - Breakdown (Min): 28.9V
Voltage - Clamping (Max) @ Ipp: 42.1V
Package / Case: DO-214AB, SMC
Mounting Type: Surface Mount
Type: Zener, Bidirectional (1 Channel)
Operating Temperature Range: Minimum -55°C to +150°C

Direct Equivalents (Identical Electrical Performance): Parts matching all key electrical parameters with peak pulse current of 71.2A ± tolerance and 3000W power rating:

SMLJ26CA (Bourns Inc.) - Active status, direct electrical equivalent
SMDJ26CA (Alpha & Omega Semiconductor Inc.) - Active status, 71.3A peak pulse
SMDJ26CA-HR (Littelfuse Inc.) - Active status, 71.3A peak pulse
SMDJ26CA-HRA (Littelfuse Inc.) - Active status, 71.3A peak pulse
SMDJ26CA-HRAT7 (Littelfuse) - Active status, 71.3A peak pulse

Enhanced Performance Substitutes (Higher Current/Power Rating): Parts with identical voltage specifications but higher peak pulse current (119A) and power rating (5000W):

5.0SMDJ26CA (MDE Semiconductor Inc.) - Active status
5.0SMDJ26CA-T7 (Littelfuse Inc.) - Active status

Reduced Performance Substitutes (Lower Current/Power Rating): Parts with identical voltage specifications but lower peak pulse current (35.7A) and power rating (1500W):

SMCJ26CA (EVVO Semi) - Active status
SMCJ26CA-TP (Micro Commercial Co) - Active status

All substitute parts maintain RoHS3 compliance, MSL Level 1, and surface-mount DO-214AB packaging compatibility.

Parameter Comparison

Part Number	Manufacturer	Status	Vwm (V)	Vb Min (V)	Vc Max (V)	Ipp (A)	Power (W)	Temp Range (°C)	Package
CD214L-T26CALF	Bourns Inc.	Obsolete	26	28.9	42.1	71.2	3000	-55 to 150	DO-214AB
SMLJ26CA	Bourns Inc.	Active	26	28.9	42.1	71.2	3000	-55 to 150	DO-214AB
SMDJ26CA	Alpha & Omega Semiconductor Inc.	Active	26	28.9	42.1	71.3	3000	-55 to 150	DO-214AB
SMDJ26CA-HR	Littelfuse Inc.	Active	26	28.9	42.1	71.3	3000	-65 to 150	DO-214AB
SMDJ26CA-HRA	Littelfuse Inc.	Active	26	28.9	42.1	71.3	3000	-65 to 150	DO-214AB
SMDJ26CA-HRAT7	Littelfuse	Active	26	28.9	42.1	71.3	3000	-65 to 150	DO-214AB
5.0SMDJ26CA	MDE Semiconductor Inc	Active	26	28.9	42.1	119	5000	-55 to 150	DO-214AB
5.0SMDJ26CA-T7	Littelfuse Inc.	Active	26	28.9	42.1	119	5000	-65 to 150	DO-214AB
SMCJ26CA	EVVO Semi	Active	26	28.9	42.1	35.7	1500	-55 to 150	DO-214AB
SMCJ26CA-TP	Micro Commercial Co	Active	26	28.9	42.1	35.7	1500	-55 to 175	DO-214AB

Engineering Selection Recommendations

For Direct Replacement (Identical Performance): SMLJ26CA from Bourns Inc. is the primary direct equivalent, maintaining identical electrical specifications and active product status from the original manufacturer. SMDJ26CA from Alpha & Omega Semiconductor Inc. provides equivalent performance with marginally higher peak pulse current (71.3A vs 71.2A), within normal component tolerance ranges.

For Extended Temperature Range Applications: SMDJ26CA-HR, SMDJ26CA-HRA, SMDJ26CA-HRAT7 from Littelfuse Inc., and 5.0SMDJ26CA-T7 from Littelfuse Inc. extend the minimum operating temperature to -65°C, suitable for applications requiring enhanced cold-temperature performance.

For Higher Transient Energy Absorption: 5.0SMDJ26CA from MDE Semiconductor Inc. and 5.0SMDJ26CA-T7 from Littelfuse Inc. provide 119A peak pulse current and 5000W power rating, accommodating higher transient energy events while maintaining identical voltage clamping characteristics.

For Cost-Optimized Applications: SMCJ26CA from EVVO Semi and SMCJ26CA-TP from Micro Commercial Co provide reduced peak pulse current (35.7A) and power rating (1500W), suitable for applications with lower transient energy requirements. SMCJ26CA-TP extends the maximum operating temperature to 175°C.

All recommended substitutes maintain RoHS3 compliance, MSL Level 1 moisture sensitivity, and DO-214AB surface-mount packaging compatibility with the original CD214L-T26CALF specification.

Frequently Asked Questions (FAQ)

Q: Can SMCJ26CA or SMCJ26CA-TP be used as direct replacements for CD214L-T26CALF?

A: SMCJ26CA and SMCJ26CA-TP maintain identical voltage specifications (26V Vwm, 28.9V Vb Min, 42.1V Vc Max) and package compatibility (DO-214AB). However, they provide reduced peak pulse current (35.7A vs 71.2A) and power rating (1500W vs 3000W). Selection depends on circuit transient energy requirements. If the original design operates within 35.7A peak pulse current limits, these parts are compatible. If higher transient currents are present, direct electrical equivalents with 71.2A+ ratings are required.

Q: What is the difference between SMDJ26CA and 5.0SMDJ26CA?

A: Both parts maintain identical voltage specifications and DO-214AB packaging. The primary difference is peak pulse current and power rating: SMDJ26CA provides 71.3A at 3000W, while 5.0SMDJ26CA provides 119A at 5000W. The "5.0" designation indicates enhanced transient energy absorption capability. Selection depends on circuit transient pulse magnitude and duration requirements.

Q: Are all substitute parts RoHS3 compliant?

A: All substitute parts listed maintain RoHS3 compliance and MSL Level 1 moisture sensitivity rating, matching the original CD214L-T26CALF specification.

Q: Can SMDJ26CA-HR be used in applications requiring -55°C minimum operating temperature?

A: SMDJ26CA-HR specifies -65°C minimum operating temperature, which exceeds the -55°C requirement of the original CD214L-T26CALF. This part is fully compatible for applications requiring -55°C operation and provides additional cold-temperature margin.

Q: What packaging options are available for substitute parts?

A: All substitute parts maintain DO-214AB (SMC) surface-mount packaging, ensuring PCB footprint and reflow soldering process compatibility with the original CD214L-T26CALF design. Packaging formats include Tape & Reel (TR) and Cut Tape (CT) options depending on manufacturer and part number variant.

Q: Is SMLJ26CA from Bourns Inc. the recommended substitute?

A: SMLJ26CA from Bourns Inc. provides identical electrical specifications (71.2A peak pulse, 3000W power, 26V Vwm, 42.1V Vc Max) and active product status from the original manufacturer. This part is the direct equivalent for applications requiring matching performance characteristics.

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