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Product Detailed Parameters
- Description：DIODE ARR SCHOT 30V 100MA SOT523
- Series：-
- Mfr：onsemi
- Package：Tape & Reel (TR),Cut Tape (CT)
- Diode Configuration：1 Pair Series Connection
- Technology：Schottky
- Voltage - DC Reverse (Vr) (Max)：30 V
- Current - Average Rectified (Io) (per Diode)：100mA
- Voltage - Forward (Vf) (Max) @ If：1 V @ 100 mA
- Speed：Small Signal =< 200mA (Io), Any Speed
- Reverse Recovery Time (trr)：5 ns
- Current - Reverse Leakage @ Vr：2 µA @ 25 V
- Operating Temperature - Junction：125°C (Max)
- Mounting Type：Surface Mount
- Package / Case：SOT-523
- Supplier Device Package：SOT-523
- Grade：-
- Qualification：-
Download product information
Overview
The BAT54ST is a Schottky Barrier Diode manufactured by onsemi, packaged in an SOT-523-3 surface mount configuration. It features a maximum repetitive reverse voltage of 30 V and an average rectified forward current rating of 200 mA. The device exhibits a maximum forward voltage of 1 V at 100 mA and a reverse leakage current of 2 µA at 25 V. Electrical characteristics include a total capacitance of 10 pF and a reverse recovery time of 5 ns. Thermal performance specifies a power dissipation of 150 mW and a junction-to-ambient thermal resistance of 500 °C/W.
Feature Summary
- Low forward voltage drop for efficient conduction
- Surface mount device with a maximum height of 0.95 mm
- Negligible switching losses due to fast reverse recovery
- Compliant with MSL 1 per J-STD-020
Applications
- General purpose signal rectification
- High-speed switching applications
- Low voltage DC-DC converter circuits
Procurement Notes
Verify the specific ordering suffix against the manufacturer's official documentation to confirm package type and packing method. Confirm RoHS compliance status and lead finish specifications prior to procurement. Ensure the component meets the required moisture sensitivity level for the intended assembly process. Validate that the sourcing channel is authorized to prevent counterfeit parts.
Selection Notes
Select this component when low forward voltage and high switching speed are critical requirements. The SOT-523 package is suitable for space-constrained surface mount designs. Evaluate the 150 mW power dissipation limit against the expected thermal environment. Consider the 30 V reverse voltage rating relative to the maximum circuit operating voltage.
Part Context
This part belongs to the BAT54 series of Schottky barrier diodes from onsemi. The series includes variants such as BAT54T and BAT54S, offering different internal configurations within similar packages. These devices are designed for general-purpose applications requiring low conduction losses and fast switching capabilities.
Replacement Considerations
BAT54WT1G
FAQ
What is the maximum height of the BAT54ST package?
The maximum height of the BAT54ST surface mount device is 0.95 mm.
What is the typical reverse recovery time for this diode?
The reverse recovery time (trr) is specified as 5 ns under standard test conditions.
Is the BAT54ST compliant with environmental standards?
Yes, the device is Pb Free, RoHS Compliant, and utilizes a matte Sn lead finish with green mold compound.
