TSF20L200C Equivalent & Substitute Parts

Part Overview

The TSF20L200C is a Schottky diode array manufactured by Taiwan Semiconductor Corporation, configured as a 1 Pair Common Cathode with 200 V reverse voltage rating and 10 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.

This part carries a "Not For New Designs" product status, indicating it is obsolete or being phased out. Equivalent and substitute parts are necessary for ongoing production support, maintenance applications, and design continuity where the TSF20L200C specifications remain functionally appropriate.

Key Parameters

Parameter	Value	Unit
Diode Configuration	1 Pair Common Cathode	—
Technology	Schottky	—
Voltage - DC Reverse (Vr) (Max)	200	V
Current - Average Rectified (Io) (per Diode)	10	A
Voltage - Forward (Vf) (Max) @ If	980 mV @ 10 A	—
Speed	Fast Recovery ≤ 500ns, > 200mA (Io)	—
Current - Reverse Leakage @ Vr	100	µA @ 200 V
Operating Temperature - Junction	-55 to 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 TSF20L200C is determined by strict equivalence across the following critical parameters:

Primary Substitution Criteria:

Diode Configuration: 1 Pair Common Cathode
Technology: Schottky
Voltage - DC Reverse (Vr) (Max): 200 V
Mounting Type: Through Hole
Package / Case: TO-220-3 Full Pack, Isolated Tab
Supplier Device Package: ITO-220AB

Secondary Compatibility Factors:

Current - Average Rectified (Io) (per Diode): Equal or greater rating
Voltage - Forward (Vf) (Max) @ If: Within acceptable operating range
Speed: Fast Recovery ≤ 500ns, > 200mA (Io)
Operating Temperature - Junction: Must encompass or exceed -55°C to 150°C range
RoHS Status: ROHS3 Compliant
Moisture Sensitivity Level (MSL): 1 (Unlimited)

Parts are grouped as Parametric Equivalents when all primary criteria and current rating match exactly. Parts are grouped as Similar when primary criteria match but current rating, forward voltage, or temperature range differs within acceptable engineering tolerances.

Parameter Comparison

Part Number	Manufacturer	Diode Config	Vr (Max)	Io (per Diode)	Vf (Max) @ If	Reverse Leakage @ Vr	Tj (Operating)	Product Status
TSF20L200C	Taiwan Semiconductor Corporation	1 Pair Common Cathode	200 V	10 A	980 mV @ 10 A	100 µA @ 200 V	-55 to 150°C	Not For New Designs
MBRF10200CT	SMC Diode Solutions	1 Pair Common Cathode	200 V	—	980 mV @ 5 A	1 mA @ 200 V	-55 to 150°C	Active
STF15200	SMC Diode Solutions	Single Diode	200 V	—	1.1 V @ 15 A	160 µA @ 200 V	-55 to 150°C	Active
STF20200C	SMC Diode Solutions	1 Pair Common Cathode	200 V	—	1.6 V @ 10 A	150 µA @ 200 V	-55 to 150°C	Active
VF20200C-E3/4W	Vishay General Semiconductor - Diodes Division	1 Pair Common Cathode	200 V	10 A	1.6 V @ 10 A	150 µA @ 200 V	-40 to 150°C	Active
VF20200G-E3/4W	Vishay General Semiconductor - Diodes Division	1 Pair Common Cathode	200 V	10 A	1.7 V @ 10 A	150 µA @ 200 V	-40 to 150°C	Active
VF30200C-E3/4W	Vishay General Semiconductor - Diodes Division	1 Pair Common Cathode	200 V	15 A	1.1 V @ 15 A	160 µA @ 200 V	-40 to 150°C	Active
VFT10200C-E3/4W	Vishay General Semiconductor - Diodes Division	1 Pair Common Cathode	200 V	5 A	1.6 V @ 5 A	150 µA @ 200 V	-40 to 150°C	Active

Engineering Selection Recommendations

Parametric Equivalent (Direct Replacement):

The MBRF10200CT from SMC Diode Solutions is classified as a parametric equivalent. It maintains identical diode configuration (1 Pair Common Cathode), reverse voltage rating (200 V), package type (TO-220-3 Full Pack, Isolated Tab, ITO-220AB), and operating temperature range (-55 to 150°C). The MBRF10200CT carries Active product status and is ROHS3 compliant. This part is suitable for direct substitution in applications where the TSF20L200C is currently deployed.

Similar Parts (Configuration-Matched Alternatives):

The following parts maintain the same diode configuration, reverse voltage, and package but differ in current rating or forward voltage characteristics:

STF20200C (SMC Diode Solutions): Active status, identical configuration and voltage ratings, forward voltage 1.6 V @ 10 A, operating temperature -55 to 150°C. Suitable where forward voltage tolerance permits.
VF20200C-E3/4W (Vishay General Semiconductor - Diodes Division): Active status, TMBS® series, 10 A current rating, forward voltage 1.6 V @ 10 A, operating temperature -40 to 150°C. Suitable for applications not requiring -55°C minimum junction temperature.
VF20200G-E3/4W (Vishay General Semiconductor - Diodes Division): Active status, TMBS® series, 10 A current rating, forward voltage 1.7 V @ 10 A, operating temperature -40 to 150°C. Suitable where forward voltage tolerance permits and -55°C minimum is not required.
VF30200C-E3/4W (Vishay General Semiconductor - Diodes Division): Active status, TMBS® series, 15 A current rating (higher than original), forward voltage 1.1 V @ 15 A, operating temperature -40 to 150°C. Suitable for applications requiring higher current capacity.
VFT10200C-E3/4W (Vishay General Semiconductor - Diodes Division): Active status, TMBS® series, 5 A current rating (lower than original), forward voltage 1.6 V @ 5 A, operating temperature -40 to 150°C. Suitable for applications with reduced current requirements.

Configuration-Different Alternative:

STF15200 (SMC Diode Solutions): Single diode configuration (not diode array), 200 V reverse voltage, TO-220-2 package. This part is not a direct substitute due to different configuration and package pinout.

All recommended substitutes are ROHS3 compliant and carry MSL 1 (Unlimited) moisture sensitivity rating, matching the original part's environmental compliance profile.

Frequently Asked Questions (FAQ)

Q: Can the MBRF10200CT replace the TSF20L200C in all applications?

A: The MBRF10200CT is a parametric equivalent with matching diode configuration, reverse voltage, package, and operating temperature range. It is suitable for direct substitution in applications currently using the TSF20L200C. However, the reverse leakage current is higher (1 mA vs. 100 µA @ 200 V), which may affect performance in applications with strict leakage specifications.

Q: What is the difference between the VF20200C-E3/4W and VF20200G-E3/4W?

A: Both parts are Vishay TMBS® series diode arrays with identical configuration, current rating (10 A), and package. The primary difference is forward voltage: VF20200C-E3/4W is rated at 1.6 V @ 10 A, while VF20200G-E3/4W is rated at 1.7 V @ 10 A. Both have operating temperature range of -40 to 150°C, which does not extend to -55°C like the original TSF20L200C.

Q: Why does the VF30200C-E3/4W have a lower forward voltage (1.1 V) than the original part (980 mV)?

A: The VF30200C-E3/4W is rated for 15 A current per diode, compared to 10 A for the TSF20L200C. Forward voltage is measured at the rated current; therefore, the 1.1 V specification for VF30200C-E3/4W is measured at 15 A, while the 980 mV for TSF20L200C is measured at 10 A. At equivalent current levels, forward voltage characteristics differ between device designs.

Q: Can I use the VFT10200C-E3/4W as a substitute if my application only requires 5 A?

A: The VFT10200C-E3/4W is rated for 5 A average rectified current per diode and maintains the same diode configuration, reverse voltage (200 V), and package as the TSF20L200C. It is suitable for applications with 5 A or lower current requirements. The operating temperature range is -40 to 150°C, which does not extend to -55°C.

Q: What is the significance of the "Isolated Tab" designation in the package specification?

A: The "Isolated Tab" designation indicates that the mounting tab is electrically isolated from the diode circuit. This allows the device to be mounted directly to a heat sink without requiring an insulating washer, simplifying thermal management in high-current applications. All substitute parts listed maintain this isolated tab feature.

Q: Is the STF15200 a suitable replacement for the TSF20L200C?

A: The STF15200 is not a suitable direct replacement. While it maintains the 200 V reverse voltage rating and Schottky technology, it is a single diode (not a diode array pair) and uses a different package (TO-220-2 vs. TO-220-3). The pinout and electrical configuration are incompatible with applications designed for the TSF20L200C.

Q: What compliance certifications should I verify when selecting a substitute?

A: All substitute parts listed are ROHS3 compliant and carry MSL 1 (Unlimited) moisture sensitivity rating, matching the original TSF20L200C. Verify that the selected substitute meets your application's specific compliance requirements, including REACH status if applicable to your end market.

Q: How does the operating temperature range affect part selection?

A: The TSF20L200C operates from -55°C to 150°C junction temperature. Substitute parts from Vishay (VF20200C-E3/4W, VF20200G-E3/4W, VF30200C-E3/4W, VFT10200C-E3/4W) operate from -40°C to 150°C. If your application requires operation below -40°C, select the MBRF10200CT or STF20200C, which maintain the -55°C minimum specification.

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