SMCJ10E3/TR13 Equivalent & Substitute Parts

Part Overview

The SMCJ10E3/TR13 is a unidirectional transient voltage suppressor (TVS) diode manufactured by Microchip Technology, designed for general-purpose overvoltage protection applications. This surface-mount component operates with a 10V reverse standoff voltage and provides 1500W peak pulse power dissipation in a DO-214AB (SMC) package. The part is currently active in production and ROHS3 compliant.

Substitute parts are identified when equivalent electrical performance and mechanical compatibility are maintained across the key parameters that define TVS diode functionality: reverse standoff voltage, breakdown voltage, clamping voltage, peak pulse current, and power dissipation rating.

Substiute Parts

SMCJ10E3/TR13

Microchip TechnologyIn Stock: 988SMCJ10E3/TR13 Datasheet

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SMCJ10A

MeritekIn Stock: 6390SMCJ10A Datasheet

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SMCJ10A

MeritekIn Stock: 6390SMCJ10A Datasheet

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SMCJ10A-13-F

Diodes IncorporatedIn Stock: 3245SMCJ10A-13-F Datasheet

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SMCJ10A-TP

Micro Commercial CoIn Stock: 3794SMCJ10A-TP Datasheet

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SMDJ10A

Alpha & Omega Semiconductor Inc.In Stock: 10155SMDJ10A Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the SMCJ10E3/TR13 are qualified based on the following criteria:

Electrical Compatibility Requirements:

• Reverse standoff voltage: 10V (identical)
• Breakdown voltage minimum: 11.1V (identical)
• Unidirectional channel configuration: 1 channel (identical)
• Zener diode type (identical)

Mechanical Compatibility Requirements:

• Package type: DO-214AB (SMC) surface mount (identical)
• Mounting type: Surface mount (identical)

Performance Tolerance Parameters:

• Clamping voltage: 17V to 18.8V (acceptable range for general-purpose protection)
• Peak pulse current: 79.8A to 176.5A (higher values provide enhanced protection margin)
• Peak pulse power: 1500W to 3000W (higher values provide enhanced protection margin)

Compliance Requirements:

• RoHS3 compliance (all substitutes maintain this requirement)
• Moisture sensitivity level 1 (all substitutes maintain this requirement)
• Active product status (all substitutes are active)

Substitute parts that maintain the 10V reverse standoff voltage, 11.1V minimum breakdown voltage, single unidirectional channel, DO-214AB package, and surface-mount configuration are electrically and mechanically compatible with the SMCJ10E3/TR13.

Parameter Comparison

Engineering Selection Recommendations

All identified substitute parts maintain active product status and ROHS3 compliance, ensuring regulatory alignment with the original SMCJ10E3/TR13 specification.

SMCJ10A (Meritek): Electrically equivalent with identical reverse standoff and breakdown voltages. Clamping voltage reduced to 17V with peak pulse current increased to 88.24A. Operating temperature range limited to -55°C minimum compared to -65°C for the original part. Suitable for applications where the lower temperature bound is acceptable.

SMCJ10A-13-F (Diodes Incorporated): Electrically equivalent with identical reverse standoff and breakdown voltages. Clamping voltage reduced to 17V with peak pulse current of 88.2A. Operating temperature range -55°C to 150°C. Supplied in Tape & Reel packaging. Suitable for high-volume automated assembly operations.

SMCJ10A-TP (Micro Commercial Co): Electrically equivalent with identical reverse standoff and breakdown voltages. Clamping voltage reduced to 17V with peak pulse current of 88.3A. Operating temperature range extended to -55°C to 175°C, providing superior high-temperature performance. Supplied in Tape & Reel packaging. Suitable for applications requiring extended temperature operation.

SMDJ10A (Alpha & Omega Semiconductor Inc.): Electrically equivalent with identical reverse standoff and breakdown voltages. Clamping voltage reduced to 17V. Peak pulse current doubled to 176.5A with peak pulse power doubled to 3000W. Operating temperature range -55°C to 150°C. Suitable for applications requiring enhanced transient energy absorption capacity.

Frequently Asked Questions (FAQ)

Q: Can SMCJ10A (Meritek) be used as a direct replacement for SMCJ10E3/TR13?

A: Yes. Both parts share identical reverse standoff voltage (10V), breakdown voltage (11.1V), unidirectional channel configuration, and DO-214AB package. The SMCJ10A exhibits lower clamping voltage (17V vs. 18.8V) and higher peak pulse current (88.24A vs. 79.8A), providing equivalent or improved protection performance. The operating temperature minimum is -55°C instead of -65°C; applications operating above -55°C are unaffected.

Q: What is the difference between SMCJ10A-13-F and SMCJ10A-TP?

A: Both parts are electrically identical with 10V reverse standoff voltage, 11.1V breakdown voltage, 17V clamping voltage, and approximately 88A peak pulse current. The primary difference is operating temperature range: SMCJ10A-13-F operates -55°C to 150°C, while SMCJ10A-TP operates -55°C to 175°C. Select SMCJ10A-TP for applications requiring operation above 150°C.

Q: When should SMDJ10A be selected instead of SMCJ10A variants?

A: SMDJ10A is selected when enhanced transient energy absorption is required. With 176.5A peak pulse current and 3000W peak pulse power (double the SMCJ10A ratings), SMDJ10A provides superior protection margin for high-energy transient events. Electrical compatibility (10V standoff, 11.1V breakdown) remains identical. Both parts use DO-214AB packaging and are surface-mount compatible.

Q: Are all substitute parts available in Tape & Reel packaging?

A: SMCJ10A (Meritek) packaging is not specified in available data. SMCJ10A-13-F (Diodes Incorporated) and SMCJ10A-TP (Micro Commercial Co) are both supplied in Tape & Reel (TR) packaging. SMDJ10A (Alpha & Omega) is supplied in Tape & Reel packaging. For automated assembly operations requiring Tape & Reel format, select from SMCJ10A-13-F, SMCJ10A-TP, or SMDJ10A.

Q: Do all substitute parts maintain ROHS3 compliance?

A: Yes. All identified substitute parts (SMCJ10A, SMCJ10A-13-F, SMCJ10A-TP, and SMDJ10A) are ROHS3 compliant, matching the original SMCJ10E3/TR13 specification. Moisture sensitivity level 1 (unlimited) is maintained across all parts except SMDJ10A, where this specification is not provided.

Q: What is the impact of reduced clamping voltage in substitute parts?

A: Substitute parts exhibit 17V clamping voltage compared to 18.8V for the original SMCJ10E3/TR13. Lower clamping voltage provides faster voltage suppression and reduced transient overshoot, representing improved performance for protected circuits. This change is beneficial for circuit protection applications.

Q: Can SMCJ10A variants be mixed with SMDJ10A in the same circuit design?

A: Yes. All parts share identical reverse standoff voltage (10V), breakdown voltage (11.1V), and DO-214AB package configuration. Mixing part types in parallel or distributed protection networks is electrically compatible. SMDJ10A provides higher current handling capacity (176.5A vs. 88A) and should be positioned at primary transient entry points for optimal protection distribution.