MBRB2060CTG Equivalent & Substitute Parts

Part Overview

The MBRB2060CTG is a Schottky diode array manufactured by onsemi, configured as 1 pair common cathode with 60 V reverse voltage rating and 10 A average rectified current per diode. The device is packaged in TO-263-3 D2PAK surface mount configuration and is compliant with RoHS3 and REACH standards. The product status is listed as Obsolete, necessitating identification of equivalent and substitute components for ongoing design requirements and procurement needs.

Key Parameters

Parameter	Value
Diode Configuration	1 Pair Common Cathode
Technology	Schottky
Voltage - DC Reverse (Vr) (Max)	60 V
Current - Average Rectified (Io) (per Diode)	10 A
Voltage - Forward (Vf) (Max) @ If	950 mV @ 20 A
Speed	Fast Recovery ≤ 500ns, > 200mA (Io)
Current - Reverse Leakage @ Vr	150 µA @ 60 V
Operating Temperature - Junction	-65°C ~ 175°C
Mounting Type	Surface Mount
Package / Case	TO-263-3, D2PAK (2 Leads + Tab), TO-263AB
RoHS Status	RoHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the MBRB2060CTG is determined by the following critical parameters:

Primary Matching Criteria:

Diode Configuration: 1 Pair Common Cathode
Package / Case: TO-263-3, D2PAK (2 Leads + Tab), TO-263AB
Voltage - DC Reverse (Vr) (Max): 60 V
Mounting Type: Surface Mount

Secondary Compatibility Criteria:

Current - Average Rectified (Io) (per Diode): Equal to or greater than 10 A
Technology: Schottky or Super Barrier (functionally compatible fast recovery diodes)
Speed: Fast Recovery ≤ 500ns, > 200mA (Io)
RoHS3 Compliance and MSL Level 1

Substitute parts are grouped into two categories based on current rating:

Category 1 - Direct Current Rating Match (10 A): Parts with 10 A average rectified current per diode, maintaining identical electrical performance envelope.

Category 2 - Elevated Current Rating (15 A - 20 A): Parts with higher current ratings that operate within the same voltage and package specifications, suitable for applications requiring additional current margin or higher power dissipation capability.

Parameter Comparison

Part Number	Manufacturer	Technology	Vr (Max)	Io (per Diode)	Vf (Max) @ If	Speed	Ir @ Vr	Tj (Max)	Package	Product Status
MBRB2060CTG	onsemi	Schottky	60 V	10 A	950 mV @ 20 A	Fast Recovery ≤ 500ns	150 µA @ 60 V	175°C	TO-263-3, D2PAK	Obsolete
MBRB2060CT-E3/81	Vishay General Semiconductor	Schottky	60 V	10 A	800 mV @ 10 A	Fast Recovery ≤ 500ns	150 µA @ 60 V	150°C	TO-263-3, D2PAK	Last Time Buy
MBRB2060CT-TP	Micro Commercial Co	Schottky	60 V	20 A	800 mV @ 10 A	Fast Recovery ≤ 500ns	150 µA @ 60 V	150°C	TO-263-3, D2PAK	Active
SBR20A60CTB	Diodes Incorporated	Super Barrier	60 V	10 A	650 mV @ 10 A	Fast Recovery ≤ 500ns	500 µA @ 60 V	150°C	TO-263-3, D2PAK	Active
SBR20A60CTBQ-13	Diodes Incorporated	Super Barrier	60 V	20 A	790 mV @ 20 A	Standard Recovery >500ns	500 µA @ 60 V	150°C	TO-263-3, D2PAK	Active
STPS20L60CG-TR	STMicroelectronics	Schottky	60 V	10 A	600 mV @ 10 A	Fast Recovery ≤ 500ns	350 µA @ 60 V	150°C	TO-263-3, D2PAK	Active
STPS30L60CG-TR	STMicroelectronics	Schottky	60 V	15 A	600 mV @ 15 A	Fast Recovery ≤ 500ns	480 µA @ 60 V	150°C	TO-263-3, D2PAK	Active
STPS41L60CG-TR	STMicroelectronics	Schottky	60 V	20 A	600 mV @ 20 A	Fast Recovery ≤ 500ns	600 µA @ 60 V	150°C	TO-263-3, D2PAK	Active

Engineering Selection Recommendations

Direct Replacement (Identical Current Rating - 10 A):

STPS20L60CG-TR (STMicroelectronics) is the primary recommended substitute for the MBRB2060CTG. This part maintains the 10 A current rating, 60 V reverse voltage, and TO-263-3 D2PAK package. The device is Active status with RoHS3 compliance and MSL Level 1. Forward voltage is lower at 600 mV @ 10 A compared to the original 950 mV @ 20 A specification, resulting in reduced power dissipation. Fast recovery speed ≤ 500ns is maintained.

SBR20A60CTB (Diodes Incorporated) provides an alternative with Super Barrier technology, offering the lowest forward voltage at 650 mV @ 10 A. This part is Active status with RoHS3 compliance and automotive-grade qualification available through related part numbers. The higher reverse leakage current (500 µA @ 60 V) should be evaluated against application requirements.

MBRB2060CT-E3/81 (Vishay General Semiconductor) maintains Schottky technology with 10 A rating and identical reverse leakage specification. Product status is Last Time Buy, indicating limited availability for future procurement.

Higher Current Rating Alternatives (15 A - 20 A):

STPS30L60CG-TR (STMicroelectronics) provides 15 A current rating with identical voltage and package specifications. This part is suitable for applications requiring additional current margin while maintaining the same thermal and electrical envelope.

STPS41L60CG-TR (STMicroelectronics) and MBRB2060CT-TP (Micro Commercial Co) both provide 20 A current rating. STPS41L60CG-TR is Active status with extensive inventory availability (800,100 pcs). MBRB2060CT-TP is also Active status. Both maintain 60 V reverse voltage and TO-263-3 D2PAK package. These parts are suitable for designs requiring doubled current capacity or thermal margin.

SBR20A60CTBQ-13 (Diodes Incorporated) provides 20 A rating with Super Barrier technology and AEC-Q101 automotive qualification. Recovery speed specification is Standard Recovery >500ns, which differs from the fast recovery characteristic of the original part.

Compliance and Availability:

All substitute parts listed are RoHS3 compliant and MSL Level 1. REACH status is unaffected for all alternatives. Parts with Active product status (STPS20L60CG-TR, STPS30L60CG-TR, STPS41L60CG-TR, SBR20A60CTB, SBR20A60CTBQ-13, MBRB2060CT-TP) are recommended for new designs and ongoing procurement. STPS41L60CG-TR demonstrates the highest inventory availability at 800,100 pieces.

Frequently Asked Questions (FAQ)

Q: Can STPS20L60CG-TR directly replace MBRB2060CTG without circuit modification?

A: STPS20L60CG-TR is a direct functional replacement. Both parts share identical diode configuration (1 pair common cathode), voltage rating (60 V), current rating (10 A), package (TO-263-3 D2PAK), and fast recovery speed (≤ 500ns). The lower forward voltage (600 mV vs. 950 mV) reduces power dissipation, which is beneficial for thermal performance. No circuit modification is required.

Q: What is the difference between Schottky and Super Barrier technology in these diodes?

A: Both Schottky and Super Barrier are fast recovery diode technologies suitable for high-frequency switching applications. Super Barrier diodes (SBR series) typically exhibit lower forward voltage drop, as demonstrated by SBR20A60CTB at 650 mV compared to Schottky alternatives. The selection between technologies depends on application requirements for forward voltage, reverse leakage current, and recovery speed characteristics.

Q: Why do some substitute parts have higher current ratings (15 A or 20 A)?

A: Higher current rating alternatives are provided for applications requiring additional current margin or thermal headroom. A 20 A rated device can operate at 10 A with lower junction temperature rise compared to a 10 A rated device at the same current. This provides design flexibility for thermal management and reliability enhancement. All higher-rated parts maintain the same 60 V voltage specification and TO-263-3 D2PAK package.

Q: Are all substitute parts available in the same packaging options?

A: All substitute parts are available in TO-263-3 D2PAK surface mount package. Packaging options (Cut Tape, Tape & Reel, Bulk, Tube) vary by manufacturer and part number. Verify specific packaging availability with the selected supplier for procurement requirements.

Q: What is the significance of the "Last Time Buy" status for MBRB2060CT-E3/81?

A: Last Time Buy status indicates that the manufacturer has announced end-of-life for this part. While currently available, future procurement may become difficult or impossible. For new designs or long-term production requirements, selection of Active status parts (STPS20L60CG-TR, STPS41L60CG-TR, or SBR20A60CTB) is recommended to ensure supply chain continuity.

Q: How does reverse leakage current affect part selection?

A: Reverse leakage current (Ir) is specified at maximum reverse voltage. The MBRB2060CTG specifies 150 µA @ 60 V. Substitute parts range from 150 µA to 600 µA. Higher leakage current increases power dissipation in reverse bias conditions and may affect circuit performance in precision applications. For most switching applications, this parameter has minimal impact. Verify leakage current specification against application requirements.

Q: Can SBR20A60CTBQ-13 be used as a substitute despite having Standard Recovery speed instead of Fast Recovery?

A: SBR20A60CTBQ-13 has Standard Recovery >500ns specification, compared to the original part's Fast Recovery ≤ 500ns. This difference affects switching frequency performance and electromagnetic interference characteristics. Use of this part is limited to applications where switching frequency is below the recovery time limitation. For high-frequency switching applications, Fast Recovery alternatives (STPS20L60CG-TR, STPS30L60CG-TR, STPS41L60CG-TR) are required.

Q: What is the operating temperature range difference between the original part and substitutes?

A: MBRB2060CTG specifies -65°C to 175°C junction temperature range. Most substitute parts specify -65°C to 150°C or 150°C maximum. The 25°C difference in maximum junction temperature may affect thermal design margins in high-temperature applications. Verify application operating temperature requirements against the selected substitute part specification.

Q: Are all substitute parts RoHS3 and REACH compliant?

A: All substitute parts listed are RoHS3 compliant and REACH unaffected. Moisture Sensitivity Level is 1 (Unlimited) for all parts, indicating no special moisture handling requirements during storage or assembly.

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