TSF40L60C Equivalent & Substitute Parts

Part Overview

The TSF40L60C is a Schottky diode array manufactured by Taiwan Semiconductor Corporation, configured as a 1 Pair Common Cathode with 60 V reverse voltage rating and 20 A average rectified current per diode. The device is packaged in TO-220-3 Full Pack with isolated tab (ITO-220AB) for through-hole mounting applications.

The TSF40L60C is classified as obsolete. Equivalent and substitute parts are necessary to maintain design continuity and ensure component availability for new production runs and field replacements. Substitute parts must maintain electrical compatibility within the specified parameter ranges while meeting current manufacturing and compliance standards.

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)	20	A
Voltage - Forward (Vf) (Max) @ If	630 mV @ 20 A	—
Speed	Fast Recovery ≤ 500ns, > 200mA (Io)	—
Current - Reverse Leakage @ Vr	500 µA @ 60 V	—
Operating Temperature - Junction	-55°C ~ 150°C	—
Mounting Type	Through Hole	—
Package / Case	TO-220-3 Full Pack, Isolated Tab	—
Supplier Device Package	ITO-220AB	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level (MSL)	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitution of the TSF40L60C is determined by the following critical parameters:

Diode Configuration: Must be 1 Pair Common Cathode
Technology: Must be Schottky
Voltage - DC Reverse (Vr) (Max): Must be ≥ 60 V
Current - Average Rectified (Io) (per Diode): Must be ≥ 20 A
Mounting Type: Must be Through Hole
Package / Case: Must be TO-220-3 Full Pack, Isolated Tab (ITO-220AB)
Speed: Must be Fast Recovery ≤ 500ns, > 200mA (Io)

Substitute parts are grouped into two categories:

Category A - Direct Current Rating Match (20 A): Parts with 20 A or higher current rating at 60 V reverse voltage, maintaining identical electrical performance envelope.

Category B - Lower Current Rating (< 20 A): Parts with current ratings below 20 A at 60 V reverse voltage. These parts are electrically compatible but operate within reduced current capacity and are suitable only for applications with lower current requirements.

Category C - Higher Voltage Rating (> 60 V): Parts with voltage ratings exceeding 60 V. These parts provide enhanced voltage margin but may exhibit different forward voltage characteristics.

Parameter Comparison

Part Number	Manufacturer	Vr (Max) [V]	Io (per Diode) [A]	Vf (Max) @ If [mV]	Ir @ Vr [µA]	Tj (Operating) [°C]	Product Status	RoHS Status
TSF40L60C	Taiwan Semiconductor Corporation	60	20	630 @ 20 A	500 @ 60 V	-55 ~ 150	Obsolete	ROHS3 Compliant
MBRF1560CT-E3/45	Vishay General Semiconductor - Diodes Division	60	7.5	750 @ 7.5 A	1000 @ 60 V	-65 ~ 150	Active	ROHS3 Compliant
MBRF1560CTHE3/45	Vishay General Semiconductor - Diodes Division	60	7.5	750 @ 7.5 A	1000 @ 60 V	-65 ~ 150	Active	ROHS3 Compliant
MBRF2060CT-E3/45	Vishay General Semiconductor - Diodes Division	60	10	800 @ 10 A	150 @ 60 V	-65 ~ 150	Active	ROHS3 Compliant
MBRF2060CTHE3/45	Vishay General Semiconductor - Diodes Division	60	10	800 @ 10 A	150 @ 60 V	-65 ~ 150	Active	ROHS3 Compliant
MBRF2560CT-E3/45	Vishay General Semiconductor - Diodes Division	60	15	750 @ 15 A	1000 @ 60 V	-65 ~ 150	Active	ROHS3 Compliant
MBRF2560CT/45	Vishay General Semiconductor - Diodes Division	60	15	750 @ 15 A	1000 @ 60 V	-65 ~ 150	Active	RoHS non-compliant
STF30200C	SMC Diode Solutions	200	—	1100 @ 15 A	160 @ 200 V	-55 ~ 150	Active	ROHS3 Compliant
STF4060C	SMC Diode Solutions	60	—	620 @ 20 A	6000 @ 60 V	-55 ~ 150	Active	ROHS3 Compliant
VFT1060C-E3/4W	Vishay General Semiconductor - Diodes Division	60	5	700 @ 5 A	700 @ 60 V	-40 ~ 150	Active	ROHS3 Compliant
VFT2060C-E3/4W	Vishay General Semiconductor - Diodes Division	60	10	650 @ 10 A	850 @ 60 V	-55 ~ 150	Active	ROHS3 Compliant

Engineering Selection Recommendations

Primary Substitutes (Recommended for Direct Replacement)

For applications requiring the full 20 A current capacity of the TSF40L60C, the STF4060C from SMC Diode Solutions is the closest electrical equivalent. It maintains the 60 V reverse voltage rating, supports 20 A forward current, and exhibits forward voltage characteristics (620 mV @ 20 A) nearly identical to the original part. The STF4060C is ROHS3 compliant and currently in active production status.

Secondary Substitutes (Current-Limited Applications)

The MBRF2560CT-E3/45 and MBRF2560CT/45 from Vishay General Semiconductor - Diodes Division are suitable for applications where current requirements do not exceed 15 A. Both parts maintain 60 V reverse voltage rating and are ROHS3 compliant. The MBRF2560CT-E3/45 is recommended over MBRF2560CT/45 due to ROHS3 compliance status.

The VFT2060C-E3/4W from Vishay General Semiconductor - Diodes Division supports 10 A current and offers improved forward voltage characteristics (650 mV @ 10 A) compared to the original part. This part is ROHS3 compliant and part of the TMBS® series.

Lower Current Alternatives

The MBRF2060CT-E3/45, MBRF2060CTHE3/45, MBRF1560CT-E3/45, and MBRF1560CTHE3/45 are suitable only for applications with current requirements of 10 A or lower. The MBRF1560CTHE3/45 and MBRF2060CTHE3/45 variants include automotive-grade qualification (AEC-Q101) and are suitable for automotive applications.

The VFT1060C-E3/4W supports 5 A maximum current and is suitable only for low-current applications.

Higher Voltage Alternative

The STF30200C from SMC Diode Solutions provides 200 V reverse voltage rating, offering enhanced voltage margin for applications requiring higher voltage withstand capability. This part is ROHS3 compliant and currently in active production.

Compliance Considerations

All recommended primary and secondary substitutes are ROHS3 compliant. The MBRF2560CT/45 is RoHS non-compliant and should be avoided in applications requiring RoHS compliance. All substitute parts maintain MSL 1 (Unlimited) moisture sensitivity level, matching the original part specification.

Frequently Asked Questions (FAQ)

Q: Can the MBRF2560CT-E3/45 directly replace the TSF40L60C in all applications?

A: The MBRF2560CT-E3/45 is electrically compatible with the TSF40L60C in terms of voltage rating (60 V) and package (TO-220-3 ITO-220AB). However, it is rated for 15 A maximum current compared to the TSF40L60C's 20 A rating. Direct replacement is suitable only for applications where the actual current requirement does not exceed 15 A.

Q: What is the difference between MBRF2560CT-E3/45 and MBRF2560CT/45?

A: Both parts are electrically identical with 60 V reverse voltage and 15 A current rating. The primary difference is RoHS compliance status: MBRF2560CT-E3/45 is ROHS3 compliant, while MBRF2560CT/45 is RoHS non-compliant. For new designs and applications requiring RoHS compliance, MBRF2560CT-E3/45 is the appropriate choice.

Q: Is the STF4060C a suitable replacement for the TSF40L60C?

A: Yes. The STF4060C maintains the same 60 V reverse voltage rating and 20 A current capacity as the TSF40L60C. Forward voltage characteristics are nearly identical (620 mV @ 20 A for both parts). The STF4060C is ROHS3 compliant and in active production status, making it suitable for direct replacement in applications requiring full 20 A current capacity.

Q: Can I use the STF30200C as a substitute for the TSF40L60C?

A: The STF30200C is electrically compatible in terms of package and diode configuration but provides 200 V reverse voltage rating compared to the TSF40L60C's 60 V rating. This higher voltage rating introduces different electrical characteristics and is suitable only for applications requiring enhanced voltage withstand capability. Use of STF30200C in 60 V applications is not recommended due to potential performance differences.

Q: What are the temperature operating range differences among substitute parts?

A: The TSF40L60C operates from -55°C to 150°C. Most Vishay substitute parts (MBRF series) operate from -65°C to 150°C, providing extended low-temperature capability. SMC parts (STF series) and VFT1060C-E3/4W operate from -55°C to 150°C, matching the original part. VFT2060C-E3/4W operates from -55°C to 150°C. Temperature range differences are not limiting factors for most applications.

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

A: Yes. All substitute parts listed are packaged in TO-220-3 Full Pack with isolated tab (ITO-220AB) for through-hole mounting, matching the TSF40L60C package specification. Mechanical compatibility is maintained across all substitutes.

Q: Which substitute part should I select for automotive applications?

A: For automotive applications, the MBRF1560CTHE3/45 and MBRF2060CTHE3/45 are qualified to AEC-Q101 automotive standard. These parts are suitable for automotive-grade designs. The MBRF1560CTHE3/45 supports 7.5 A current, while MBRF2060CTHE3/45 supports 10 A current. Both maintain 60 V reverse voltage rating and ROHS3 compliance.

Q: What is the significance of the forward voltage (Vf) differences among substitute parts?

A: Forward voltage differences affect power dissipation and thermal performance in the application circuit. The TSF40L60C exhibits 630 mV @ 20 A. The STF4060C matches this specification closely (620 mV @ 20 A). Lower current-rated substitutes exhibit higher forward voltages at their respective current ratings (e.g., MBRF2560CT-E3/45 at 750 mV @ 15 A). Selection should account for thermal design requirements and power budget constraints.

Q: Can I use a lower current-rated substitute if my application only requires 10 A?

A: Yes. For applications requiring 10 A or less, the MBRF2060CT-E3/45, MBRF2060CTHE3/45, or VFT2060C-E3/4W are suitable substitutes. All three parts support 10 A current and maintain 60 V reverse voltage rating. The VFT2060C-E3/4W offers slightly lower forward voltage (650 mV @ 10 A) compared to MBRF2060CT-E3/45 (800 mV @ 10 A), which may provide thermal advantages in power-sensitive applications.

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