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Product Detailed Parameters
- Description：DIODE ARRAY GP 100V 200MA SOT23
- Series：-
- Mfr：Taiwan Semiconductor Corporation
- Package：Tape & Reel (TR),Cut Tape (CT)
- Diode Configuration：1 Pair Series Connection
- Technology：Standard
- Voltage - DC Reverse (Vr) (Max)：100 V
- Current - Average Rectified (Io) (per Diode)：200mA
- Voltage - Forward (Vf) (Max) @ If：1 V @ 10 mA
- Speed：Fast Recovery =< 500ns, > 200mA (Io)
- Reverse Recovery Time (trr)：4 ns
- Current - Reverse Leakage @ Vr：5 µA @ 75 V
- Operating Temperature - Junction：-55°C ~ 150°C
- Mounting Type：Surface Mount
- Package / Case：TO-236-3, SC-59, SOT-23-3
- Supplier Device Package：SOT-23
- Grade：-
- Qualification：-
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Overview
The MMBD4148SE RFG is a small signal switching diode manufactured by Taiwan Semiconductor Corporation. It features a single diode configuration housed in an SOT-23 surface-mount package with three pins. Key electrical parameters include a maximum repetitive peak reverse voltage of 100 V and a maximum continuous forward current of 200 mA. The device exhibits a peak non-repetitive forward surge current rating of 2 A and a typical reverse recovery time of 4 ns. Forward voltage is specified at 1 V under standard test conditions, while reverse leakage current is limited to 5 µA. The component operates within a junction temperature range of -55°C to +150°C.
Feature Summary
- High-speed switching capability with ultra-fast reverse recovery characteristics suitable for high-frequency applications.
- Compact surface-mount design utilizing the industry-standard SOT-23 package for efficient PCB space utilization.
- Robust thermal performance allowing operation at elevated junction temperatures up to 150°C.
Applications
- Signal processing circuits requiring fast rectification or clamping.
- General-purpose switching applications in consumer electronics.
- Protection circuits against voltage spikes in low-power systems.
Procurement Notes
Verify the specific suffix 'RFG' against official Taiwan Semiconductor documentation to confirm packaging details such as reel size or tape specifications. Ensure that the ordering part number matches the exact electrical and mechanical requirements of your design. Cross-reference datasheet revisions to confirm compliance with current environmental standards like RoHS before finalizing procurement orders.
Selection Notes
Select this component when a compact, high-speed silicon switching diode is required for low-current applications. The SOT-23 package offers a smaller footprint compared to through-hole alternatives. Consider the 100 V reverse voltage rating and 200 mA forward current limits to ensure adequate headroom for the target circuit's operational conditions and transient loads.
Part Context
This component belongs to the general-purpose switching diode category, often serving as a surface-mount equivalent to traditional glass-passivated junction diodes. It is designed for use in applications where speed and size are critical constraints. The manufacturer provides this device as part of a broader portfolio of discrete semiconductor solutions aimed at modern electronic manufacturing needs.
Replacement Considerations
Direct substitutes may include other manufacturers' MMBD4148 variants in SOT-23 packages, such as those from onsemi or Nexperia, provided pinouts and electrical ratings align. Verify compatibility regarding reverse recovery time and forward voltage drops before substitution.
