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MMBD5004A-7

MMBD5004A-7 Description

The MMBD5004A-7 from Diodes Incorporated is a surface-mount general-purpose diode array designed for high-efficiency rectification and fast-switching applications. It features 1 pair of common-anode diodes with a 350V maximum reverse voltage (Vr) and 300mA average rectified current (Io) per diode, making it suitable for medium-power circuits. The device boasts a fast recovery time of 50ns and a low forward voltage drop of 1.275V @ 200mA, ensuring minimal power loss. Packaged in SOT-23 and supplied in tape & reel (TR), it is optimized for automated assembly.

MMBD5004A-7 Features

• Fast Recovery: ≤500ns recovery time, ideal for high-frequency switching.
• Low Leakage: 5µA @ 360V reverse leakage ensures efficiency.
• High Voltage Tolerance: 350V Vr for robust performance in AC/DC applications.
• Compact & Reliable: SOT-23 package with MSL1 (unlimited) moisture sensitivity.
• Compliance: ROHS3 and REACH Unaffected, meeting environmental standards.
• Common-Anode Configuration: Simplifies circuit design in paired diode applications.

MMBD5004A-7 Applications

• Power Supplies: Rectification in AC/DC converters and SMPS.
• Signal Clamping/Protection: Fast recovery suits transient voltage suppression.
• Switching Circuits: High-speed switching in logic interfaces or PWM controllers.
• Industrial Electronics: Motor drives, inverters, and relay drivers.
• Consumer Electronics: Energy-efficient designs in adapters and LED drivers.

Conclusion of MMBD5004A-7

The MMBD5004A-7 combines high-voltage capability, fast recovery, and compact packaging, making it a versatile choice for modern electronics. Its low Vf and leakage enhance energy efficiency, while the common-anode design reduces PCB complexity. Though marked obsolete, it remains a reliable option for legacy designs or replacements in power and signal conditioning applications. Engineers should evaluate alternatives for new designs but can leverage its proven performance in existing systems.