SMCJ9.0CE3/TR13 Equivalent & Substitute Parts

Part Overview

The SMCJ9.0CE3/TR13 is a bidirectional transient voltage suppressor (TVS) diode manufactured by Microchip Technology, designed for general-purpose overvoltage protection in surface-mount applications. This component features a 9V reverse standoff voltage, 14.4V maximum clamping voltage, and 104.2A peak pulse current capability in a DO-214AB (SMC) package. The part is RoHS3 compliant, REACH unaffected, and maintains active product status with unlimited moisture sensitivity rating (MSL 1).

Equivalent and substitute parts are identified to address inventory availability, supply chain continuity, and design flexibility while maintaining electrical and mechanical compatibility within specified parameter tolerances.

Key Parameters

Parameter	Value	Unit
Voltage - Reverse Standoff (Typ)	9	V
Voltage - Breakdown (Min)	9.44	V
Voltage - Clamping (Max) @ Ipp	14.4	V
Current - Peak Pulse (10/1000µs)	104.2	A
Power - Peak Pulse	1500	W
Type	Zener	—
Bidirectional Channels	1	—
Mounting Type	Surface Mount	—
Package / Case	DO-214AB, SMC	—
Operating Temperature Range	-65 to 150	°C
RoHS Status	ROHS3 Compliant	—
MSL Rating	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitute parts for the SMCJ9.0CE3/TR13 are classified based on the following substitution criteria:

Primary Substitution Parameters:

Voltage - Reverse Standoff (Typ): 9V nominal
Voltage - Clamping (Max) @ Ipp: 14.4V to 15.4V range
Current - Peak Pulse (10/1000µs): 82.4A to 194.9A range
Power - Peak Pulse: 1500W to 3000W range
Type: Zener, Bidirectional
Mounting Type: Surface Mount
Package / Case: DO-214AB or SMC equivalent
RoHS Status: ROHS3 Compliant
MSL Rating: 1 (Unlimited)

Grouping Logic:

Group A - Direct Electrical Equivalents (9V Standoff, 1500W Power Rating): Parts maintaining the 9V reverse standoff voltage, 1500W peak pulse power, and comparable clamping voltage (15.4V) with peak pulse currents between 97.4A and 102A. These parts are suitable for direct substitution in applications where the original 104.2A specification is not a limiting constraint.

Group B - Higher Voltage Alternative (11V Standoff): The SMCJ11CA-13-F operates at an 11V reverse standoff voltage with 18.2V clamping voltage and 82.4A peak pulse current. This part is suitable only for applications where the higher voltage rating does not conflict with circuit design requirements.

Group C - Enhanced Power Rating (3000W): The SMDJ9.0CA maintains the 9V reverse standoff voltage but provides double the peak pulse power (3000W) and significantly higher peak pulse current (194.9A). This part is suitable for applications requiring enhanced transient energy absorption.

Parameter Comparison

Parameter	SMCJ9.0CE3/TR13 (Main)	SMCJ9.0CA	SMCJ9.0CA-13-F	SMCJ9.0CA-TP	SMDJ9.0CA	SMCJ11CA-13-F
Manufacturer	Microchip Technology	Taiwan Semiconductor Corporation	Diodes Incorporated	Micro Commercial Co	Alpha & Omega Semiconductor Inc.	Diodes Incorporated
Voltage - Reverse Standoff (Typ)	9V	9V	9V	9V	9V	11V
Voltage - Breakdown (Min)	9.44V	10V	10V	10V	10V	12.2V
Voltage - Clamping (Max) @ Ipp	14.4V	15.4V	15.4V	15.4V	15.4V	18.2V
Current - Peak Pulse (10/1000µs)	104.2A	102A	97.4A	97.4A	194.9A	82.4A
Power - Peak Pulse	1500W	1500W	1500W	1500W	3000W	1500W
Type	Zener	Zener	Zener	Zener	Zener	Zener
Bidirectional Channels	1	1	1	1	1	1
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Package / Case	DO-214AB, SMC	DO-214AB, SMC	DO-214AB, SMC	DO-214AB, SMC	DO-214AB, SMC	DO-214AB, SMC
Operating Temperature Range	-65 to 150°C	-55 to 150°C	-55 to 150°C	-55 to 175°C	-55 to 150°C	-55 to 150°C
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
MSL Rating	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	Not specified	1 (Unlimited)
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected

Engineering Selection Recommendations

SMCJ9.0CA (Taiwan Semiconductor Corporation)

This part is suitable as a direct substitute for the SMCJ9.0CE3/TR13. It maintains identical reverse standoff voltage (9V), comparable clamping voltage (15.4V versus 14.4V), and nearly equivalent peak pulse current (102A versus 104.2A). Both parts share the same 1500W peak pulse power rating, DO-214AB package, and RoHS3 compliance. The SMCJ9.0CA operates across -55 to 150°C, which is within the original part's temperature range. Inventory availability is significantly higher (84,200 units).

SMCJ9.0CA-13-F (Diodes Incorporated)

This part is suitable as a direct substitute for the SMCJ9.0CE3/TR13. It maintains the 9V reverse standoff voltage and 1500W peak pulse power rating. The clamping voltage is 15.4V and peak pulse current is 97.4A, both within acceptable tolerance of the original specification. The part is supplied in Tape & Reel packaging, RoHS3 compliant, and operates across -55 to 150°C. Inventory availability is 7,439 units.

SMCJ9.0CA-TP (Micro Commercial Co)

This part is suitable as a direct substitute for the SMCJ9.0CE3/TR13. It maintains the 9V reverse standoff voltage, 1500W peak pulse power, and 15.4V clamping voltage. Peak pulse current is 97.4A. The part offers an extended operating temperature range of -55 to 175°C, providing additional thermal margin. RoHS3 compliance and Tape & Reel packaging are confirmed. Inventory availability is 4,122 units.

SMDJ9.0CA (Alpha & Omega Semiconductor Inc.)

This part is suitable as a substitute for applications requiring enhanced transient energy absorption. It maintains the 9V reverse standoff voltage and 15.4V clamping voltage but provides double the peak pulse power (3000W) and significantly higher peak pulse current (194.9A). This part is appropriate for designs where the original 1500W specification is insufficient. RoHS3 compliance is confirmed. Inventory availability is 30,300 units.

SMCJ11CA-13-F (Diodes Incorporated)

This part is suitable as a substitute only for applications where the higher voltage rating does not conflict with circuit design. It operates at 11V reverse standoff voltage with 18.2V clamping voltage and 82.4A peak pulse current. The 1500W peak pulse power rating matches the original part. RoHS3 compliance and Tape & Reel packaging are confirmed. This part is not recommended for direct substitution in circuits designed for 9V protection thresholds.

Frequently Asked Questions (FAQ)

Q: Can SMCJ9.0CA be used as a direct replacement for SMCJ9.0CE3/TR13?

A: Yes. Both parts maintain 9V reverse standoff voltage, 1500W peak pulse power, and comparable electrical characteristics. The SMCJ9.0CA clamping voltage is 15.4V versus 14.4V on the original part, and peak pulse current is 102A versus 104.2A. These differences are within acceptable substitution tolerance for general-purpose TVS applications.

Q: What is the difference between SMCJ9.0CA-13-F and SMCJ9.0CA-TP?

A: Both parts maintain identical electrical specifications (9V standoff, 15.4V clamping, 97.4A peak pulse current, 1500W power). The primary difference is the operating temperature range: SMCJ9.0CA-13-F operates -55 to 150°C, while SMCJ9.0CA-TP operates -55 to 175°C. The SMCJ9.0CA-TP is suitable for applications requiring extended high-temperature performance.

Q: When should SMDJ9.0CA be selected instead of the original SMCJ9.0CE3/TR13?

A: The SMDJ9.0CA should be selected for applications where transient energy absorption exceeds 1500W. This part provides 3000W peak pulse power and 194.9A peak pulse current, making it suitable for higher-energy transient events. The 9V reverse standoff voltage and 15.4V clamping voltage remain compatible with the original design.

Q: Is SMCJ11CA-13-F compatible with circuits designed for SMCJ9.0CE3/TR13?

A: The SMCJ11CA-13-F is not recommended as a direct substitute. It operates at 11V reverse standoff voltage compared to 9V on the original part, resulting in a 2V difference in protection threshold. This part is suitable only for applications where the higher voltage rating is acceptable and does not compromise circuit protection requirements.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All identified substitute parts (SMCJ9.0CA, SMCJ9.0CA-13-F, SMCJ9.0CA-TP, SMDJ9.0CA, and SMCJ11CA-13-F) are RoHS3 compliant and REACH unaffected, matching the compliance status of the original SMCJ9.0CE3/TR13.

Q: What is the significance of the DO-214AB package designation?

A: The DO-214AB package is a surface-mount semiconductor package also designated as SMC. All identified substitute parts use this same package, ensuring mechanical and footprint compatibility on printed circuit boards. This standardization allows direct substitution without PCB redesign.

Q: How does peak pulse current affect TVS diode selection?

A: Peak pulse current (measured at 10/1000µs) indicates the maximum transient current the TVS diode can suppress without damage. The original SMCJ9.0CE3/TR13 handles 104.2A. Substitute parts range from 82.4A to 194.9A. Selection depends on the actual transient current magnitude in the application. Lower peak pulse current may be acceptable if transient events are less severe; higher ratings provide additional margin.

Q: What does MSL 1 (Unlimited) moisture sensitivity rating mean?

A: MSL 1 indicates the component has unlimited shelf life and requires no special moisture control during storage or handling. All identified substitute parts maintain this rating, ensuring consistent handling and storage requirements.

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