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Product Detailed Parameters
- Description：DIODE ARR GP 100V 200MA SOT23-3
- Series：-
- Mfr：onsemi
- Package：Tape & Reel (TR),Cut Tape (CT)
- Diode Configuration：1 Pair Common Anode
- 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：Small Signal =< 200mA (Io), Any Speed
- 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-23-3
- Grade：-
- Qualification：-
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Overview
The onsemi MMBD4148CA is a high conductance, ultra-fast small signal switching diode housed in a surface-mount SOT-23 package. It features a dual common cathode configuration with a maximum repetitive peak reverse voltage of 100 V and a continuous forward current rating of 200 mA. The device exhibits a peak reverse recovery time of 4 ns and supports a non-repetitive peak forward surge current of 2 A. Operating within a temperature range of -55°C to +150°C, it dissipates up to 350 mW of power.
Feature Summary
- Ultra-fast switching performance with a 4 ns peak reverse recovery time for high-speed signal processing
- High conductance design ensuring low forward voltage drop for efficient power handling
- Dual common cathode configuration integrating two independent diodes in a compact three-pin footprint
Applications
- General purpose signal switching circuits
- High-speed digital logic interface protection
- Clamping and clamping applications in consumer electronics
Procurement Notes
Verify the specific suffix against official datasheets to confirm pinout and electrical tolerances. Ensure the component meets required RoHS compliance standards for the target market. Cross-reference the manufacturer part number with authorized distributor catalogs to avoid counterfeit sources. Confirm thermal resistance values match system heat dissipation requirements before finalizing procurement specifications.
Selection Notes
Select this component when circuit designs demand rapid switching speeds combined with moderate current handling capabilities. The SOT-23 package offers space efficiency for dense printed circuit board layouts. Consider the 100 V reverse voltage rating for low-voltage signal lines rather than high-power rectification tasks. Evaluate the dual configuration benefit if multiple switching paths are needed within limited board area constraints.
Part Context
This component belongs to the MMBD4148 series of small signal switching diodes manufactured by onsemi. It serves as a standard solution for general-purpose rectification and switching in low-power electronic devices. The series is widely utilized in consumer electronics and industrial control systems where reliable fast-switching characteristics are essential for proper signal integrity.
Replacement Considerations
MMBD4148SE
FAQ
What is the peak reverse recovery time for the MMBD4148CA?
The peak reverse recovery time is specified as 4 ns.
Does the MMBD4148CA feature a single or dual diode configuration?
It features a dual common cathode configuration within a single package.
What is the maximum operating junction temperature?
The maximum operating junction temperature is +150°C.
