DST2060C Equivalent & Substitute Parts

Part Overview

The DST2060C is a Schottky diode array manufactured by Littelfuse Inc., configured as 1 pair common cathode with 60V reverse voltage rating and 10A average rectified current per diode. The device is packaged in TO-220-3 through-hole configuration and is currently active in production. Substitute parts are necessary when the DST2060C becomes unavailable, when inventory constraints require alternative sourcing, or when design requirements permit higher current ratings or improved electrical characteristics within the same voltage class and package family.

Key Parameters

Parameter	Value	Unit
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	645 mV @ 10 A	—
Speed	Fast Recovery ≤ 500ns, > 200mA (Io)	—
Current - Reverse Leakage @ Vr	850 µA @ 60 V	—
Operating Temperature - Junction	-55 to 150	°C
Mounting Type	Through Hole	—
Package / Case	TO-220-3	—
RoHS Status	ROHS3 Compliant	—

Substitute Part Grouping Explanation

Substitution of the DST2060C is determined by strict adherence to the following electrical and mechanical parameters:

Primary Substitution Criteria:

Diode configuration must remain 1 pair common cathode
Technology must be Schottky
Voltage - DC Reverse (Vr) must be 60V (exact match required)
Current - Average Rectified (Io) must be equal to or greater than 10A per diode
Speed must be Fast Recovery ≤ 500ns, > 200mA (Io)
Mounting type must be Through Hole
Package / Case must be TO-220-3

Secondary Compatibility Parameters:

Operating temperature range may extend beyond the original specification
Forward voltage (Vf) may vary within manufacturer specifications
Reverse leakage current may vary within manufacturer specifications
RoHS and REACH compliance status must be maintained

Substitute parts are grouped into three categories based on current rating: 10A equivalents (direct replacement), 15A upgrades (higher current capacity), and 20A upgrades (highest current capacity). All substitute parts maintain the 60V reverse voltage specification and TO-220-3 package requirement.

Parameter Comparison

Part Number	Manufacturer	Io (A)	Vr (V)	Vf (Max) @ If	Ir @ Vr	Tj (°C)	Status
DST2060C	Littelfuse Inc.	10	60	645 mV @ 10 A	850 µA @ 60 V	-55 to 150	Active
MBR1560CT	Taiwan Semiconductor Corporation	15	60	750 mV @ 7.5 A	300 µA @ 60 V	-55 to 150	Discontinued at DiGi Electronics
MBR2060CTG	onsemi	10	60	850 mV @ 10 A	100 µA @ 60 V	-65 to 175	Active
MBR2560CT	Diodes Incorporated	15	60	750 mV @ 15 A	1 mA @ 60 V	-65 to 150	Obsolete
MBR30L60CTG	onsemi	15	60	620 mV @ 15 A	350 µA @ 60 V	-55 to 150	Obsolete
MBR40L60CTG	onsemi	20	60	610 mV @ 20 A	550 µA @ 60 V	-55 to 150	Active
STPS20L60CT	STMicroelectronics	10	60	600 mV @ 10 A	350 µA @ 60 V	-55 to 150	Active
STPS30H60CT	STMicroelectronics	15	60	660 mV @ 15 A	60 µA @ 60 V	-55 to 175	Active
STPS30M60CT	STMicroelectronics	15	60	590 mV @ 15 A	80 µA @ 60 V	-55 to 150	Obsolete
STPS40M60CT	STMicroelectronics	20	60	595 mV @ 20 A	110 µA @ 60 V	-55 to 150	Active
STPS41L60CT	STMicroelectronics	20	60	600 mV @ 20 A	600 µA @ 60 V	-55 to 150	Active

Engineering Selection Recommendations

Direct Current-Matched Substitutes (10A Rating):

MBR2060CTG and STPS20L60CT are the primary direct substitutes for the DST2060C. Both maintain the 10A current rating and 60V reverse voltage specification. MBR2060CTG is manufactured by onsemi with active product status and extended operating temperature range (-65°C to 175°C). STPS20L60CT is manufactured by STMicroelectronics with active product status and improved forward voltage characteristics (600 mV @ 10A versus 645 mV @ 10A for the DST2060C). Both parts are ROHS3 compliant and suitable for direct pin-compatible replacement.

Higher Current Capacity Substitutes (15A Rating):

STPS30H60CT is the recommended 15A substitute. It is manufactured by STMicroelectronics with active product status, extended maximum junction temperature (175°C), and superior reverse leakage characteristics (60 µA @ 60V). MBR30L60CTG and STPS30M60CT are obsolete alternatives with 15A ratings. MBR1560CT is discontinued at DiGi Electronics. MBR2560CT is obsolete. These higher-rated parts are suitable when design margins require increased current capacity or when thermal management permits higher current operation.

Maximum Current Capacity Substitutes (20A Rating):

MBR40L60CTG and STPS40M60CT are active 20A substitutes. STPS41L60CT is an alternative 20A option. These parts are suitable for applications requiring maximum current handling within the 60V voltage class. All three maintain active product status and ROHS3 compliance.

Compliance and Availability Considerations:

All substitute parts listed are ROHS3 compliant and REACH unaffected. MBR2060CTG, STPS20L60CT, STPS30H60CT, MBR40L60CTG, STPS40M60CT, and STPS41L60CT maintain active product status. Obsolete and discontinued parts should be avoided for new designs unless existing inventory justifies their use in production runs with defined end-of-life dates.

Frequently Asked Questions (FAQ)

Q: Can I use a 15A or 20A rated substitute in place of the 10A DST2060C?

A: Yes. The 15A and 20A rated substitutes (MBR30L60CTG, STPS30H60CT, MBR40L60CTG, STPS40M60CT, STPS41L60CT) are electrically compatible with the DST2060C. Higher current ratings provide design margin and do not degrade performance in 10A applications. All maintain the same 60V reverse voltage specification, TO-220-3 package, and 1 pair common cathode configuration.

Q: What is the difference between forward voltage specifications at different current levels?

A: Forward voltage (Vf) is current-dependent. The DST2060C specifies 645 mV @ 10A. Substitute parts may specify Vf at different current levels (e.g., 750 mV @ 7.5A or 620 mV @ 15A). These specifications reflect the diode's operating point at the stated current. When comparing substitutes, verify that the specified current level matches your application's operating point or use the manufacturer's datasheet for interpolation.

Q: Are all substitute parts pin-compatible with the DST2060C?

A: Yes. All listed substitute parts use the TO-220-3 package with identical pin configuration: common cathode configuration with 1 pair of diodes. Physical dimensions and pin spacing are standardized for TO-220-3 devices. Direct PCB replacement is possible without layout modification.

Q: What is the significance of reverse leakage current differences?

A: Reverse leakage current (Ir) varies among manufacturers and part numbers. The DST2060C specifies 850 µA @ 60V. Substitutes range from 60 µA (STPS30H60CT) to 1 mA (MBR2560CT). Lower leakage current indicates better reverse blocking characteristics and lower power dissipation in reverse bias conditions. Higher leakage current is acceptable in most applications but may affect efficiency in low-power or standby circuits.

Q: Why are some substitute parts marked as obsolete or discontinued?

A: Obsolete and discontinued parts (MBR2560CT, MBR30L60CTG, STPS30M60CT, MBR1560CT) are no longer in active production. Manufacturers discontinue parts due to market consolidation, technology advancement, or low demand. These parts should not be selected for new designs. Existing inventory may be available through distributors, but long-term supply cannot be guaranteed.

Q: What is the difference between MBR2060CTG and STPS20L60CT for 10A applications?

A: Both are active 10A substitutes with identical electrical specifications (60V, 10A, TO-220-3). MBR2060CTG (onsemi) offers extended operating temperature range (-65°C to 175°C) and lower reverse leakage (100 µA @ 60V). STPS20L60CT (STMicroelectronics) offers lower forward voltage (600 mV @ 10A versus 850 mV @ 10A) and identical reverse leakage (350 µA @ 60V). Selection depends on thermal requirements and power dissipation priorities.

Q: Can I use these substitutes in automotive applications?

A: MBR2560CT carries AEC-Q101 automotive qualification. Other substitutes do not list automotive qualification in the provided specifications. Automotive applications require verification of qualification status in manufacturer datasheets before selection.

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