Is there a pin-compatible replacement for MBRS3200T3G-FS?

SS3200B and SS10200B use the same DO-214AA (SMB) package and are expected to be pin-compatible. However, always verify the landing pattern and pinout from the datasheet before assembly.

What risks should I check before replacing MBRS3200T3G-FS?

Ensure the replacement is a Schottky diode, not a standard or fast recovery type. Check the forward voltage (Vf) as a higher value increases power loss. Also, verify the package dimensions (DO-214AA/SMB) match your PCB layout.

MBRS3200T3G-FS Alternatives, Datasheet & Cross Reference | FUXINSEMI

Q: What is the best alternative to MBRS3200T3G-FS?

SS10200B is an excellent upgrade with a 10A current rating. For a direct parametric match, SS3200B is a strong candidate, though its forward voltage is slightly higher.

MBRS3200T3G-FS is a 200V, 3A Schottky diode in a DO-214AA (SMB) package. Key considerations for replacement are matching the Schottky characteristics (low Vf, fast switching), package, and electrical ratings.

AI replacement insight

Electrical riskhigh

High risk if a non-Schottky diode is used. Low risk if using a recommended Schottky alternative.

Package risklow

Low risk as candidates use the same DO-214AA (SMB) package.

Can it be replaced directly?

SS3200B is a strong candidate with matching voltage, current, and package, but its forward voltage is slightly higher. SS10200B is an available upgrade option.

Best replacement path

SS10200B offers an upgrade with a higher 10A current rating. For a closer match, SS3200B has identical ratings but a slightly higher forward voltage.

Main risk

The main risk is substituting with a non-Schottky diode (e.g., fast recovery), which would increase power loss and degrade performance in high-frequency applications.

Recommended alternatives

An upgrade path with a much higher 10A current rating in the same package and voltage.

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Alternative comparison matrix

Feature / factor	MBRS3200T3G-FS	SS10200B	SS3200B	Compatibility / risk
Diode Type	Schottky	Schottky	Schottky	Schottky — Matches target type, overriding incorrect rule gap.; SS3200B: Matches target type, overriding incorrect rule gap.
Package	DO-214AA (SMB)	DO-214AA (SMB)	DO-214AA (SMB)	DO-214AA (SMB) — Same package family ensures form-fit compatibility.; SS3200B: Same package family ensures form-fit compatibility.
Current	3A	10A	3A	10A / 3A — Higher current rating provides more design margin.; SS3200B: Identical average rectified current.
Voltage	200V	200V	200V	200V — Identical reverse voltage rating.; SS3200B: Identical reverse voltage rating.
Forward Voltage	0.84V @ 3A	<0.95V @ 3A	0.95V @ 3A	<0.95V @ 3A — Vf is 0.95V at 10A; will be lower and likely comparable to target at 3A.; SS3200B: Slightly higher Vf may increase conduction losses.

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