SCS220AJTLL Equivalent & Substitute Parts Reference

Part Overview

The Rohm Semiconductor SCS220AJTLL is a silicon carbide Schottky rectifier, categorized under Diodes, Rectifiers. This device offers a reverse voltage rating of 650 V and an average rectified current of 20A in a surface-mount TO-263AB package. The product is currently Not For New Designs, making it necessary to identify alternative models with matching key electrical and mechanical characteristics for direct replacement in existing designs or inventory management.

Key Parameters

Parameter	SCS220AJTLL
Manufacturer	Rohm Semiconductor
Category	Diodes, Rectifiers
Technology	SiC (Silicon Carbide) Schottky
Voltage - DC Reverse (Vr) (Max)	650 V
Current - Average Rectified (Io)	20A
Voltage - Forward (Vf) (Max) @ If	1.55 V @ 20 A
Reverse Recovery Time (trr)	0 ns
Current - Reverse Leakage @ Vr	400 µA @ 600 V
Capacitance @ Vr, F	730pF @ 1V, 1MHz
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)
RoHS Status	ROHS3 Compliant
MSL	1 (Unlimited)
REACH Status	REACH Unaffected
ECCN	EAR99
HTSUS	8541.10.0080

Substitute Part Grouping Explanation

Substitution is strictly validated by matching key electrical, mechanical, and compliance attributes. For diodes and rectifiers in this category, the parameters strictly governing equivalency and substitute eligibility include:

Technology type (SiC Schottky)
Maximum reverse voltage (Vr)
Average rectified current (Io)
Forward voltage at rated current (Vf @ If)
Recovery time and leakage currents
Package type and mounting method
Compliance statuses (RoHS, REACH, ECCN)
Qualification grade (where specified)

Only parts that meet all listed criteria are grouped as substitutes.

Parameter Comparison

Parameter	SCS220AJTLL	SCS220AJHRTLL
Manufacturer	Rohm Semiconductor	Rohm Semiconductor
Category	Diodes, Rectifiers	Diodes, Rectifiers
Technology	SiC (Silicon Carbide) Schottky	SiC (Silicon Carbide) Schottky
Voltage - DC Reverse (Vr) (Max)	650 V	650 V
Current - Average Rectified (Io)	20A	20A
Voltage - Forward (Vf) (Max) @ If	1.55 V @ 20 A	1.55 V @ 20 A
Reverse Recovery Time (trr)	0 ns	0 ns
Current - Reverse Leakage @ Vr	400 µA @ 600 V	400 µA @ 600 V
Capacitance @ Vr, F	730pF @ 1V, 1MHz	730pF @ 1V, 1MHz
Mounting Type	Surface Mount	Surface Mount
Package / Case	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
Operating Temperature - Junction	175°C (Max)	175°C (Max)
RoHS Status	ROHS3 Compliant	ROHS3 Compliant
MSL	1 (Unlimited)	1 (Unlimited)
REACH Status	REACH Unaffected	REACH Unaffected
ECCN	EAR99	EAR99
HTSUS	8541.10.0080	8541.10.0080

Engineering Selection Recommendations

Both SCS220AJTLL and SCS220AJHRTLL are ROHS3 compliant and REACH unaffected. They share identical electrical and mechanical parameters, including maximum reverse voltage, average rectified current, forward voltage, reverse leakage, recovery time, and package specification. SCS220AJHRTLL is additionally qualified to AEC-Q101 automotive standards. The product status for both indicates they are not recommended for new designs. The choice between these models may be determined by qualification requirements or existing inventory considerations.

Frequently Asked Questions (FAQ)

Q1: What are the substitution criteria for the SCS220AJTLL silicon carbide rectifier?
A1: Substitution is based on matching the technology (SiC Schottky), voltage ratings, current handling, forward voltage, reverse recovery, leakage characteristics, mounting type, package, and compliance statuses.

Q2: Are the SCS220AJTLL and SCS220AJHRTLL compatible in layout and footprint?
A2: Both use the TO-263-3, D2PAK (2 Leads + Tab), TO-263AB package, ensuring mechanical and PCB footprint compatibility.

Q3: Is there a difference in electrical performance between SCS220AJTLL and SCS220AJHRTLL?
A3: The electrical specifications provided are identical, including maximum reverse voltage (650 V), average rectified current (20A), forward voltage, reverse leakage, and recovery time.

Q4: Does automotive qualification affect substitution?
A4: SCS220AJHRTLL includes AEC-Q101 automotive qualification. For applications requiring this standard, SCS220AJHRTLL meets the criteria.

Q5: What compliance statuses are relevant for these diodes?
A5: Both parts are ROHS3 compliant and REACH unaffected, with an MSL rating of 1 (Unlimited), facilitating safe handling and assembly.

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