Diodes Incorporated — Analog and discrete power solutions
SOD123F

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RS1MEWFQ

1.0A SURFACE MOUNT FAST RECOVERY RECTIFIER

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Description

The RS1MEWFQ is a rectifier packaged in the small form factor, low profile SOD123F. Providing fast recovery time for high efficiency, low reverse leakage current, and high surge current capability, this device is ideal for use in general rectification applications.

Feature(s)

  • Glass Passivated Die Construction
  • Small Form Factor, Low Profile
  • Fast Recovery Time for High Efficiency
  • Surge Overload Rating to 30A Peak
  • Low Reverse Leakage Current
  • High Reverse Breakdown Voltage
  • Lead-Free Finish; RoHS Compliant
  • Halogen and Antimony Free. “Green” Device
  • The RS1MEWFQ is suitable for automotive applications
    requiring specific change control; this part is AEC-Q101
    qualified, PPAP capable, and manufactured in IATF 16949
    certified facilities.
    https://www.diodes.com/quality/product-definitions/

Application(s)

  • Switching mode power supplies
  • DC-DC converters
  • AC-DC adaptors/chargers

Specifications & Technical Documents

Product Parameters

AEC Qualified

Yes

Compliance (Only Automotive Supports PPAP)

Automotive

Product Type

Fast Recovery Rectifier

Configuration

Single

MaximumAverageRectifiedCurrent IO (A)

1 A

Maximum Peak Forward Surge Current IFSM (A)

30 A

Peak RepetitiveReverse VoltageVRRM (V)

1000 V

Forward VoltageDrop VF(V)

1.3 V

@ IF (A)

1 A

Maximum ReverseCurrent IR (µA)

5 µA

@ VR (V)

1000 V

Reverse RecoveryTime trr (ns)

500 ns

Related Content

Packages

Technical Documents

Recommended Soldering Techniques

TN1.pdf

Purchase & Availability

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Product Change Notices (PCNs)

A PCN may only apply to specific orderable part numbers in this datasheet. Please refer to the corresponding PCN to see the exact orderable part number(s) affected.

PCN # Issue Date Implementation Date Subject
PCN-2770 2025-10-30 2025-10-30 Add Fab Site Code, Country of Diffusion (COD) and Assembly Site Origin (ASO) on Product and Shipping Labels for all Diodes Products
PCN-2694 2024-08-14 2024-11-12 Additional Wafer Sources and Transfer of Wafer Manufacturing Site for Select Discrete Automotive Products
PCN-2590 2022-06-01 2022-09-01 Qualification of Additional Clip Bonding, Lead Frame Structure (Matrix) and Mold Compound for Select Automotive Products