Overview
The BAT54-HF series, manufactured by Comchip Technology, is a range of Surface Mount Device (SMD) Schottky barrier diodes. These diodes are designed to offer high performance in various electronic applications. They are housed in a SOT-23 package, which is molded plastic and epoxy sealed to UL 94V-0 standards. The BAT54-HF series is halogen-free, making it environmentally friendly and compliant with RoHS regulations.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Maximum Repetitive Peak Reverse Voltage | VRRM | 30 | V |
| Maximum RMS Voltage | VRMS | 21 | V |
| Maximum DC Blocking Voltage | VDC | 30 | V |
| Maximum Average Forward Rectified Current | IFM | 200 | mA |
| Peak Forward Surge Current (8.3 ms single half sine-wave) | IFSM | 600 | mA |
| Power Dissipation | PD | 200 | mW |
| Typical Thermal Resistance | RθJA | 500 | °C/W |
| Junction Temperature | TJ | -50 to +150 | °C |
| Storage Temperature Range | TSTG | -50 to +150 | °C |
| Maximum Forward Voltage (at IF=100mA) | VF | 1000 | mV |
| Maximum Reverse Current (at VR=25V) | IR | 2.0 | μA |
| Type Junction Capacitance (at VR=1V, f=1MHz) | Cj | 10 | pF |
| Reverse Recovery Time | trr | 5 | ns |
Key Features
- High current capability: The BAT54-HF series can handle high forward currents, making it suitable for applications requiring substantial current handling.
- Low forward voltage drop: This feature reduces power losses and improves efficiency in the circuit.
- Extremely fast switching speed: With a reverse recovery time of 5 ns, these diodes are ideal for high-frequency applications.
- Halogen-free and RoHS compliant: Environmentally friendly and compliant with current regulatory standards.
- SOT-23 package: Compact and suitable for surface mount technology, facilitating dense circuit designs.
- Epoxy sealed to UL 94V-0 standards: Ensures high reliability and safety in various operating conditions.
Applications
- Power conversion circuits: Suitable for use in power supplies, DC-DC converters, and other power conversion applications due to their high current capability and low forward voltage drop.
- High-frequency circuits: The fast switching speed makes these diodes ideal for high-frequency applications such as RF circuits and switching power supplies.
- Automotive systems: Can be used in various automotive systems including TPMS, seat heating systems, remote keyless entry systems, and LED lighting systems.
- Consumer electronics: Applicable in mobile phones, notebooks, LCD TVs, and digital still cameras for power conversion and small signal circuits.
- General-purpose rectification: Suitable for general-purpose rectification in a wide range of electronic devices.
Q & A
- What is the maximum repetitive peak reverse voltage of the BAT54-HF series?
The maximum repetitive peak reverse voltage (VRRM) is 30 V.
- What is the typical thermal resistance of the BAT54-HF series?
The typical thermal resistance (RθJA) is 500 °C/W.
- What is the maximum average forward rectified current of the BAT54-HF series?
The maximum average forward rectified current (IFM) is 200 mA.
- What is the peak forward surge current of the BAT54-HF series?
The peak forward surge current (IFSM) is 600 mA for an 8.3 ms single half sine-wave.
- What is the junction temperature range of the BAT54-HF series?
The junction temperature range (TJ) is -50 to +150 °C.
- What is the storage temperature range of the BAT54-HF series?
The storage temperature range (TSTG) is -50 to +150 °C.
- What is the maximum forward voltage drop of the BAT54-HF series at 100 mA?
The maximum forward voltage drop (VF) at 100 mA is 1000 mV.
- What is the reverse recovery time of the BAT54-HF series?
The reverse recovery time (trr) is 5 ns.
- Are the BAT54-HF series diodes RoHS compliant?
Yes, the BAT54-HF series diodes are RoHS compliant and halogen-free.
- What package type do the BAT54-HF series diodes come in?
The BAT54-HF series diodes come in a SOT-23 package.
