SMCJ90CE3/TR13 Equivalent & Substitute Parts

Part Overview

The SMCJ90CE3/TR13 is a transient voltage suppressor (TVS) diode manufactured by Microchip Technology, designed for general-purpose overvoltage protection in surface-mount applications. This bidirectional zener diode operates with a 90V reverse standoff voltage and provides 160V maximum clamping voltage at peak pulse current. The component is housed in a DO-214AB (SMC) package and is supplied in tape and reel packaging.

The SMCJ90CE3/TR13 maintains active product status with full RoHS3 compliance and unlimited moisture sensitivity rating. Equivalent and substitute parts are identified based on matching electrical characteristics, mechanical compatibility, and operational parameters that ensure functional interchangeability within specified application constraints.

Key Parameters

Parameter	Value	Unit
Voltage - Reverse Standoff (Typ)	90	V
Voltage - Breakdown (Min)	100	V
Voltage - Clamping (Max) @ Ipp	160	V
Current - Peak Pulse (10/1000µs)	9.4	A
Power - Peak Pulse	1500	W
Operating Temperature Range	-65 to 150	°C
Package / Case	DO-214AB, SMC	—
Mounting Type	Surface Mount	—
Type	Zener	—
Bidirectional Channels	1	—

Substitute Part Grouping Explanation

Substitution of the SMCJ90CE3/TR13 is determined by the following critical electrical and mechanical parameters:

Voltage Parameters: All substitute parts must maintain a 90V reverse standoff voltage (Typ) and 100V minimum breakdown voltage. Clamping voltage at peak pulse current may vary within the range of 146V to 160V, as this parameter reflects the device's protective response characteristics.

Current and Power Ratings: Peak pulse current (10/1000µs) and peak pulse power dissipation are key differentiators. The main part specifies 9.4A and 1500W. Substitute parts with higher current ratings (10.3A to 34.3A) and corresponding power ratings (1500W to 5000W) provide enhanced transient suppression capability while maintaining voltage compatibility.

Package and Mounting: All parts use DO-214AB (SMC) surface-mount packaging, ensuring mechanical and thermal compatibility with the original design.

Temperature Range: Operating temperature ranges vary from -55°C to -65°C minimum and 150°C to 175°C maximum across the substitute options. Selection depends on application thermal requirements.

Compliance and Status: All parts maintain active product status, RoHS3 compliance, and unlimited moisture sensitivity rating (MSL 1).

Parameter Comparison

Part Number	Manufacturer	Reverse Standoff (V)	Breakdown Min (V)	Clamping Max (V)	Peak Pulse Current (A)	Peak Pulse Power (W)	Temp Range (°C)	Package	Packaging Type
SMCJ90CE3/TR13	Microchip Technology	90	100	160	9.4	1500	-65 to 150	DO-214AB, SMC	Tape & Reel
SMCJ90CA-13-F	Diodes Incorporated	90	100	146	10.3	1500	-55 to 150	DO-214AB, SMC	Tape & Reel
SMCJ90CA-TP	Micro Commercial Co	90	100	146	10.3	1500	-55 to 175	DO-214AB, SMC	Tape & Reel
SMCJ90CA	Fairchild Semiconductor	90	100	146	10.3	1500	-55 to 150	DO-214AB, SMC	Bulk
SMDJ90CA	Alpha & Omega Semiconductor Inc.	90	100	146	20.6	3000	-55 to 150	DO-214AB, SMC	Tape & Reel
SMLJ90CA	Bourns Inc.	90	100	146	20.6	3000	-55 to 150	DO-214AB, SMC	Tape & Reel
SMLJ90CA-TP	Micro Commercial Co	90	100	146	20.6	3000	-55 to 175	DO-214AB, SMC	Tape & Reel
5.0SMLJ90CA-TP	Micro Commercial Co	90	100	146	34.3	5000	-55 to 175	DO-214AB, SMC	Tape & Reel

Engineering Selection Recommendations

Direct Equivalents (Matched Specifications):

Parts SMCJ90CA-13-F, SMCJ90CA-TP, and SMCJ90CA provide electrical and thermal characteristics closely aligned with the SMCJ90CE3/TR13. These components maintain 10.3A peak pulse current and 1500W power dissipation, matching the original part's performance envelope. SMCJ90CA-13-F and SMCJ90CA-TP are supplied in tape and reel packaging, consistent with the original specification. All three maintain RoHS3 compliance and active product status.

Enhanced Performance Alternatives:

SMDJ90CA, SMLJ90CA, and SMLJ90CA-TP offer doubled peak pulse current (20.6A) and power dissipation (3000W) while maintaining identical voltage parameters. These parts are suitable for applications requiring higher transient energy absorption. SMLJ90CA-TP extends the upper operating temperature to 175°C, providing thermal margin for high-temperature environments.

Maximum Capability Substitute:

5.0SMLJ90CA-TP delivers the highest performance specification with 34.3A peak pulse current and 5000W power dissipation. This part accommodates severe transient conditions while maintaining voltage compatibility. Extended temperature range (-55°C to 175°C) and tape and reel packaging support demanding industrial applications.

Packaging Considerations:

Tape and reel packaging (TR) is standard for automated assembly processes. SMCJ90CA is supplied in bulk packaging and requires manual handling, suitable only for low-volume or hand-assembly applications.

Temperature Range Selection:

Applications operating below -55°C require the original SMCJ90CE3/TR13 (-65°C minimum). Applications exceeding 150°C require SMCJ90CA-TP or SMLJ90CA-TP (-55°C to 175°C range).

Frequently Asked Questions (FAQ)

Q: Can SMCJ90CA-TP directly replace SMCJ90CE3/TR13 in existing designs?

A: Yes. Both parts share identical voltage parameters (90V standoff, 100V breakdown, 146V clamping), peak pulse current (10.3A), and power dissipation (1500W). Both use DO-214AB SMC packaging and tape and reel delivery. The primary difference is the extended upper operating temperature (175°C vs. 150°C) in SMCJ90CA-TP, which provides additional thermal margin without affecting electrical performance.

Q: What is the difference between SMLJ90CA and SMCJ90CA?

A: Both parts maintain identical voltage specifications and package type (DO-214AB SMC). The key difference is peak pulse current and power dissipation: SMLJ90CA provides 20.6A and 3000W, compared to SMCJ90CA's 10.3A and 1500W. SMLJ90CA is suitable for applications with higher transient energy requirements.

Q: Is 5.0SMLJ90CA-TP compatible with the original SMCJ90CE3/TR13 footprint?

A: Yes. Both parts use DO-214AB SMC surface-mount packaging, ensuring identical PCB footprint and thermal interface. The "5.0" designation indicates enhanced power rating (5000W vs. 1500W) and higher peak pulse current (34.3A vs. 9.4A), but mechanical compatibility is maintained.

Q: Why do some substitute parts have lower clamping voltage (146V vs. 160V)?

A: Clamping voltage represents the maximum voltage across the device at peak pulse current. Lower clamping voltage (146V) indicates more efficient transient suppression at the specified current level. Both values fall within acceptable protection parameters for 90V standoff applications. Selection depends on specific circuit voltage tolerance requirements.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All listed substitute parts maintain RoHS3 compliance and active product status, meeting current environmental and regulatory requirements.

Q: What packaging format should be selected for automated assembly?

A: Tape and reel (TR) packaging is required for automated pick-and-place assembly. All substitute parts except SMCJ90CA (Fairchild Semiconductor bulk) are available in tape and reel format.

Q: Can SMCJ90CA-TP be used in applications with minimum operating temperature below -55°C?

A: No. SMCJ90CA-TP specifies a minimum operating temperature of -55°C. The original SMCJ90CE3/TR13 with -65°C minimum rating is required for applications operating below -55°C.

Q: What is the inventory status of substitute parts?

A: Inventory levels vary by manufacturer and part number. SMCJ90CA (Fairchild Semiconductor) maintains the highest inventory (347,400 pcs). SMLJ90CA-TP and 5.0SMLJ90CA-TP provide intermediate availability (6,579 and 1,252 pcs respectively). Specific availability should be confirmed with component suppliers for production requirements.

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