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Product Detailed Parameters
- Description：SOT-23, 30V, 0.2A, SCHOTTKY DIOD
- Series：-
- Mfr：Taiwan Semiconductor Corporation
- Package：Tape & Reel (TR),Cut Tape (CT)
- Diode Configuration：-
- Technology：-
- Voltage - DC Reverse (Vr) (Max)：-
- Current - Average Rectified (Io) (per Diode)：-
- Voltage - Forward (Vf) (Max) @ If：-
- Speed：-
- Reverse Recovery Time (trr)：-
- Current - Reverse Leakage @ Vr：-
- Operating Temperature - Junction：-
- Mounting Type：-
- Package / Case：-
- Supplier Device Package：-
- Grade：-
- Qualification：-
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Overview
The BAT54CH RFG is a dual Schottky barrier diode manufactured by Taiwan Semiconductor Corporation, housed in an SOT-23 surface-mount package. It features a common cathode configuration with a maximum repetitive reverse voltage of 30 V and an average forward rectified current of 200 mA per diode. The device exhibits a maximum forward voltage of 800 mV at 100 mA and a low reverse leakage current of 2 µA at 25 V. It supports a junction temperature range from -55°C to +125°C and holds AEC-Q101 automotive qualification.
Feature Summary
- Dual Schottky barrier diodes integrated into a single compact SOT-23 package for space-constrained designs.
- Common cathode configuration simplifies circuit layout and reduces component count.
- Automotive-grade reliability certified under the AEC-Q101 standard for harsh environment operation.
- Low forward voltage drop and fast switching characteristics suitable for high-efficiency signal processing.
Applications
- DC-DC converter output rectification
- Polarity protection circuits
- Voltage clamping and switching applications
Procurement Notes
Verify the complete part number including the RFG suffix to ensure correct packaging specifications. Confirm that the AEC-Q101 automotive qualification aligns with target application requirements. Cross-reference datasheet electrical limits against system operating conditions to prevent overstress. Ensure compatibility with RoHS3 compliance standards for environmental regulations.
Selection Notes
Select this component when a dual diode solution is required in a minimal footprint SOT-23 housing. The common cathode arrangement is optimal for OR-ing logic or protection schemes where two inputs share a common ground reference. Consider the 30 V reverse voltage rating relative to peak line transients. Evaluate thermal dissipation capabilities within the 200 mW power limit during continuous operation.
Part Context
This device belongs to the BAT54 series of small-signal Schottky diodes produced by Taiwan Semiconductor. The series offers various configurations including common anode and single diode variants. The BAT54CH specifically denotes the dual common cathode topology within this family, providing standardized performance metrics for general-purpose switching and rectification tasks across consumer and industrial electronics.
Replacement Considerations
BAT54C RFG
FAQ
What is the internal configuration of the BAT54CH RFG?
The device contains two independent Schottky diodes connected in a common cathode configuration within a single SOT-23 package.
Is the BAT54CH RFG qualified for automotive applications?
Yes, the component meets the AEC-Q101 stress test qualification requirements for automotive grade discrete semiconductors.
What is the maximum operating junction temperature?
The maximum operating junction temperature is specified as +125°C.
