onsemi

BAS40-04LT1

BAS40-04LT1 Description

The BAS40-04LT1 from onsemi is a Schottky diode array designed for high-efficiency, low-power applications. This surface-mount device features 1 pair of series-connected Schottky diodes in a compact SOT-23 package, making it ideal for space-constrained designs. With a maximum reverse voltage (Vr) of 40V and a forward voltage (Vf) of 1V at 40mA, it offers low power loss and fast switching performance, suitable for small-signal and high-frequency circuits. Its average rectified current (Io) of 120mA per diode ensures reliable operation in low-current applications.

BAS40-04LT1 Features

• Schottky Technology: Delivers low forward voltage drop and fast switching speeds, reducing energy loss.
• Compact SOT-23 Package: Optimized for high-density PCB layouts.
• Low Reverse Leakage: 1 µA at 25V, ensuring minimal power dissipation in standby modes.
• 40V Reverse Voltage: Provides robust protection in low-voltage circuits.
• 1 Pair Series Connection: Enables balanced performance in dual-diode configurations.
• MSL 1 (Unlimited): Suitable for long-term storage without moisture sensitivity concerns.
• REACH Unaffected: Compliant with environmental regulations.

BAS40-04LT1 Applications

• Signal Clamping & Protection: Used in audio/video interfaces to prevent signal distortion.
• High-Frequency Rectification: Ideal for RF detectors, mixers, and switching power supplies.
• Logic Level Shifting: Ensures low-voltage drop in bidirectional voltage translation.
• Portable Electronics: Fits wearables, IoT devices, and battery-powered systems due to low power consumption.
• Automotive & Industrial Systems: Reliable performance in harsh environments with tight space constraints.

Conclusion of BAS40-04LT1

The BAS40-04LT1 stands out as a high-performance Schottky diode array for low-power, high-speed applications. Its compact form factor, low Vf, and minimal leakage make it superior to standard silicon diodes in efficiency-critical designs. While obsolete, it remains a viable choice for legacy systems or replacements. Engineers should consider this diode for space-saving, energy-efficient circuits requiring fast switching and reliable signal integrity.