Overview
The BAT54AT-7-G, produced by Diodes Incorporated, is a surface-mount Schottky barrier diode. Although this specific part is listed as obsolete and no longer manufactured, it is closely related to the still-available BAT54AT-7-F. This diode is known for its ultra-small SOT-523 package, making it ideal for space-constrained applications. It features low forward voltage drop, fast switching capabilities, and a PN junction guard ring for transient and ESD protection. The BAT54AT series is fully RoHS compliant, lead-free, and halogen and antimony-free, adhering to 'Green' device standards.
Key Specifications
| Characteristic | Symbol | Value | Unit | Test Condition |
|---|---|---|---|---|
| Peak Repetitive Reverse Voltage | VRRM | 30 | V | |
| Forward Continuous Current | IFM | 200 | mA | |
| Repetitive Peak Forward Current | IFRM | 300 | mA | |
| Forward Surge Current | IFSM | 600 | mA | t < 1.0s |
| Power Dissipation | Pd | 220 | mW | |
| Thermal Resistance, Junction to Ambient | RθJA | 570 | °C/W | |
| Operating and Storage Temperature Range | Tj, TSTG | -65 to +150 | °C | |
| Forward Voltage | VF | — — — — — | 240, 320, 400, 500, 1000 mV | IF = 0.1mA, 1mA, 10mA, 30mA, 100mA |
| Reverse Leakage Current | IR | — — 2.0 | μA | VR = 25V |
| Total Capacitance | CT | — — 10 | pF | VR = 10V, f = 1.0MHz |
| Reverse Recovery Time | tRR | — — 5.0 | ns | IF = IR = 10mA, IRR = 0.1 x IR, RL = 100Ω |
Key Features
- Ultra-Small Surface-Mount Package: The BAT54AT-7-G is packaged in the SOT-523 format, making it suitable for applications where space is limited.
- Low Forward Voltage Drop: This diode offers low forward voltage, which is beneficial for reducing power losses in circuits.
- Fast Switching: It features fast switching capabilities, making it ideal for high-frequency applications.
- PN Junction Guard Ring for Transient and ESD Protection: The diode includes a PN junction guard ring to protect against transient and electrostatic discharge (ESD) events.
- Totally Lead-Free & Fully RoHS Compliant: The BAT54AT-7-G is lead-free and fully compliant with RoHS directives, ensuring environmental sustainability.
- Halogen and Antimony Free: This 'Green' device is free from halogen and antimony, aligning with modern environmental standards.
Applications
The BAT54AT-7-G is suitable for a variety of applications, including:
- Power Supply Circuits: Due to its low forward voltage drop and fast switching, it is often used in power supply circuits to improve efficiency.
- High-Frequency Circuits: The fast switching capability makes it ideal for high-frequency applications such as RF circuits and switching power supplies.
- Automotive Electronics: Although the BAT54AT-7-G itself is not automotive-compliant, similar parts in the BAT54 series are available with automotive compliance, making them suitable for automotive electronics.
- Consumer Electronics: Its small package size and low power consumption make it a good choice for various consumer electronic devices.
Q & A
- What is the peak repetitive reverse voltage of the BAT54AT-7-G?
The peak repetitive reverse voltage (VRRM) is 30V.
- What is the forward continuous current rating of the BAT54AT-7-G?
The forward continuous current (IFM) is 200mA.
- Is the BAT54AT-7-G RoHS compliant?
Yes, the BAT54AT-7-G is fully RoHS compliant and lead-free.
- What is the thermal resistance, junction to ambient, of the BAT54AT-7-G?
The thermal resistance, junction to ambient (RθJA), is 570°C/W.
- What are the operating and storage temperature ranges for the BAT54AT-7-G?
The operating and storage temperature range is -65°C to +150°C.
- What is the typical forward voltage of the BAT54AT-7-G at different current levels?
The forward voltage (VF) ranges from 240mV to 1000mV at different current levels (0.1mA to 100mA).
- What is the reverse leakage current of the BAT54AT-7-G?
The reverse leakage current (IR) is up to 2.0μA at VR = 25V.
- What is the total capacitance of the BAT54AT-7-G?
The total capacitance (CT) is up to 10pF at VR = 10V and f = 1.0MHz.
- What is the reverse recovery time of the BAT54AT-7-G?
The reverse recovery time (tRR) is up to 5.0ns.
- Is the BAT54AT-7-G still in production?
No, the BAT54AT-7-G is listed as obsolete and no longer manufactured. However, the BAT54AT-7-F is a parametric equivalent and is still available.
