Equivalent & Substitute Parts Reference: SCS212AJHRTLL

Part Overview

Manufacturer Part Number SCS212AJHRTLL from Rohm Semiconductor is a silicon carbide (SiC) Schottky diode rated at 650 V and 12A, offered in a surface mount TO-263AB package. Intended primarily for automotive applications, this diode features zero recovery time and is qualified to AEC-Q101 standards. The product status is “Not For New Designs,” necessitating identification of substitute components for new design-in or continued production requirements.

Key Parameters

Parameter	SCS212AJHRTLL
Manufacturer	Rohm Semiconductor
Category	Diodes, Rectifiers
Technology	SiC (Silicon Carbide) Schottky
Voltage - DC Reverse (Vr) (Max)	650 V
Current - Average Rectified (Io)	12A
Voltage - Forward (Vf) (Max) @ If	1.55 V @ 12 A
Speed	No Recovery Time > 500mA (Io)
Reverse Recovery Time (trr)	0 ns
Current - Reverse Leakage @ Vr	240 µA @ 600 V
Capacitance @ Vr, F	438 pF @ 1 V, 1 MHz
Mounting Type	Surface Mount
Package / Case	TO-263-3, D2PAK (2 Leads + Tab), TO-263AB
Supplier Device Package	TO-263AB
Operating Temperature - Junction	175°C (Max)
Grade / Qualification	Automotive / AEC-Q101
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

The substitution grouping is strictly determined by matching all the essential electrical and mechanical parameters provided: technology (SiC Schottky), voltage rating (650 V), current rating, recovery time, reverse leakage, package type, mounting style, operating temperature, Automotive/AEC-Q101 status, and RoHS compliance. Only parts sharing equivalent or compatible parameters in all listed fields are considered for substitution within the Diodes, Rectifiers category.

Parameter Comparison

Parameter	SCS212AJHRTLL	SCS212AJTLL	STPSC6H065G-TR
Manufacturer	Rohm Semiconductor	Rohm Semiconductor	STMicroelectronics
Technology	SiC Schottky	SiC Schottky	SiC Schottky
Voltage - DC Reverse (Vr) (Max)	650 V	650 V	650 V
Current - Average Rectified (Io)	12A	12A	6A
Voltage - Forward (Vf) (Max) @ If	1.55 V @ 12 A	1.55 V @ 12 A	1.75 V @ 6 A
Speed	No Recovery Time > 500mA (Io)	No Recovery Time > 500mA (Io)	No Recovery Time > 500mA (Io)
Reverse Recovery Time (trr)	0 ns	0 ns	0 ns
Current - Reverse Leakage @ Vr	240 µA @ 600 V	240 µA @ 600 V	60 µA @ 650 V
Mounting Type	Surface Mount	Surface Mount	Surface Mount
Package / Case	TO-263-3, D2PAK (2 Leads + Tab), TO-263AB	TO-263-3, D2PAK (2 Leads + Tab), TO-263AB	TO-263-3, D2PAK (2 Leads + Tab), TO-263AB
Supplier Device Package	TO-263AB	TO-263AB	D2PAK
Operating Temperature - Junction	175°C (Max)	175°C (Max)	-40°C ~ 175°C
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1	1	1

Engineering Selection Recommendations

Selection within this group is limited by product status and compliance certifications. SCS212AJHRTLL is designated "Not For New Designs," indicating it should not be specified for new projects. SCS212AJTLL is listed as "Active," and provides direct parametric equivalence in all key parameters, with the same automotive and compliance certifications. STPSC6H065G-TR is also "Active" and ROHS3 Compliant, but differs in current rating and some mechanical specifications, which may affect compatibility unless these differences are specifically allowed for the application.

Frequently Asked Questions (FAQ)

Q: What parameters determine whether SCS212AJHRTLL can be substituted?
A: All substitutions must match core parameters: SiC Schottky technology, 650 V reverse voltage, comparable forward voltage, current rating, zero reverse recovery, surface-mount TO-263AB packaging, AEC-Q101 automotive qualification, and ROHS3 compliance.

Q: Are package and mounting types compatible among these substitutes?
A: SCS212AJHRTLL, SCS212AJTLL, and STPSC6H065G-TR share TO-263-3, D2PAK (2 Leads + Tab), TO-263AB surface mount compatibility. Supplier Device Package variants may differ in manufacturer designation but share mechanical footprint.

Q: Does the substitute need to match automotive grade and qualification?
A: Yes, automotive grade and AEC-Q101 qualification are required for direct replacement in qualified applications.

Q: How does product status affect selection?
A: "Not For New Designs" status restricts the use of SCS212AJHRTLL in new projects. Active-status parts like SCS212AJTLL are suitable substitutes when all compliance and parametric requirements are met.

Q: What considerations are there for reverse leakage and forward voltage differences?
A: Substitution is strictly limited by the parameters provided. Variations outside the specified range are not suitable unless confirmed by the application requirements.

Q: Is ROHS or MSL a factor in substitution?
A: ROHS3 and MSL 1 statuses are consistent across all listed substitutes and match the requirements for global compliance and assembly handling.

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