Overview
The BAT54A is a dual small signal Schottky diode produced by SMC Diode Solutions. It is packaged in a SOT-23 format, making it suitable for surface mount applications. This diode is known for its low forward voltage drop, negligible switching losses, and very small conduction losses, which make it an efficient choice for various electronic circuits. The BAT54A is also AEC-Q101 qualified, ensuring its reliability in automotive and other demanding environments.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Part Number | BAT54A | - |
| Number of Functions | Dual | - |
| Configuration | Common Anode | - |
| Average Forward Current (IF(AV)) | 0.2 | A |
| Maximum Repetitive Reverse Voltage (VRRM) | 30 | V |
| Forward Voltage Drop (VF) @ IF(A) | 0.4 | V |
| Reverse Leakage Current (IR) @ VR | 2 | μA |
| Operating Junction Temperature (TJ) | -55 to +150 | °C |
| Power Dissipation (PD) | 200 | mW |
| Thermal Resistance, Junction-to-Ambient (RθJA) | 430 | °C/W |
Key Features
- Negligible switching losses and very small conduction losses, ensuring high efficiency in electronic circuits.
- Low forward voltage drop, typically ranging from 0.21 to 0.8 V depending on the current.
- Surface mount device in SOT-23 package, suitable for compact designs.
- AEC-Q101 qualified, making it reliable for automotive applications.
- Pb-free and traceable to the wafer lot for quality assurance.
- Double diodes with different pinning configurations available.
Applications
- Automotive electronics: Due to its AEC-Q101 qualification, it is suitable for use in automotive systems.
- Switching power supplies: The low forward voltage drop and negligible switching losses make it ideal for power supply applications.
- High-frequency circuits: Its low capacitance and fast switching times make it suitable for high-frequency applications.
- General-purpose rectification: Can be used in various rectification circuits where low forward voltage drop is required.
Q & A
- What is the package type of the BAT54A diode? The BAT54A diode is packaged in a SOT-23 format.
- What is the maximum repetitive reverse voltage (VRRM) of the BAT54A? The VRRM is 30 V.
- What is the average forward current (IF(AV)) of the BAT54A? The IF(AV) is 0.2 A.
- What is the forward voltage drop (VF) of the BAT54A at 0.1 mA? The VF at 0.1 mA is approximately 0.21 V.
- Is the BAT54A AEC-Q101 qualified? Yes, the BAT54A is AEC-Q101 qualified, making it suitable for automotive applications.
- What is the operating junction temperature range of the BAT54A? The operating junction temperature range is -55 to +150 °C.
- What is the power dissipation (PD) of the BAT54A? The power dissipation is 200 mW.
- Is the BAT54A Pb-free? Yes, the BAT54A is a Pb-free device.
- What are some typical applications of the BAT54A? It is used in automotive electronics, switching power supplies, high-frequency circuits, and general-purpose rectification.
- What is the thermal resistance, junction-to-ambient (RθJA) of the BAT54A? The RθJA is 430 °C/W.
