Overview
The BAT42-TR is a small signal Schottky diode produced by Vishay General Semiconductor - Diodes Division. This diode is designed for general-purpose applications and is known for its very low turn-on voltage and fast switching characteristics. It is available in the DO-35 (DO-204AH) package and is suitable for a wide range of applications requiring efficient rectification and signal switching.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Repetitive Peak Reverse Voltage (VRRM) | 30 | V |
| Forward Continuous Current (IF) | 200 | mA |
| Repetitive Peak Forward Current (IFRM) | 500 | mA |
| Surge Forward Current (IFSM) | 4 | A |
| Power Dissipation (Ptot) | 200 | mW |
| Thermal Resistance Junction to Ambient Air (RthJA) | 300 | K/W |
| Junction Temperature (Tj) | 125 | °C |
| Ambient Operating Temperature Range (Tamb) | -65 to +125 | °C |
| Storage Temperature Range (Tstg) | -65 to +150 | °C |
| Reverse Breakdown Voltage (V(BR)) | 30 | V |
| Leakage Current (IR) | 0.5 μA @ 25 V | μA |
| Forward Voltage (VF) | 650 mV @ 50 mA | mV |
| Diode Capacitance (CD) | 7 pF @ 1 V, 1 MHz | pF |
| Reverse Recovery Time (trr) | 5 ns | ns |
Key Features
- Very low turn-on voltage, making it suitable for low-voltage applications.
- Fast switching characteristics with a reverse recovery time of 5 ns.
- Low diode capacitance of 7 pF at 1 V and 1 MHz.
- High surge forward current capability of up to 4 A.
- Available in DO-35 (DO-204AH) package and also in SOD-123 and MiniMELF SOD-80 cases under different type designations.
- Guard ring protection against excessive voltage, such as electrostatic discharges.
Applications
- General-purpose rectification and signal switching.
- Polarity protection in electronic circuits.
- Signal rectification in audio and video equipment.
- Automotive systems, including power conversion and electronic control units (ECUs).
- Consumer electronics, such as power supplies and voltage regulators.
- Industrial and computing applications requiring efficient and fast diodes.
Q & A
- What is the maximum repetitive peak reverse voltage of the BAT42-TR?
The maximum repetitive peak reverse voltage (VRRM) is 30 V.
- What is the forward continuous current rating of the BAT42-TR?
The forward continuous current (IF) is 200 mA.
- What is the surge forward current capability of the BAT42-TR?
The surge forward current (IFSM) is up to 4 A.
- What is the typical forward voltage drop of the BAT42-TR at 50 mA?
The typical forward voltage (VF) at 50 mA is 650 mV.
- What is the reverse recovery time of the BAT42-TR?
The reverse recovery time (trr) is 5 ns.
- What is the maximum junction temperature of the BAT42-TR?
The maximum junction temperature (Tj) is 125 °C.
- What are the typical applications of the BAT42-TR?
The BAT42-TR is used in general-purpose rectification, signal switching, polarity protection, and various industrial and consumer electronics applications.
- What package types are available for the BAT42-TR?
The BAT42-TR is available in DO-35 (DO-204AH) package, and also in SOD-123 and MiniMELF SOD-80 cases under different type designations.
- What is the diode capacitance of the BAT42-TR at 1 V and 1 MHz?
The diode capacitance (CD) is 7 pF at 1 V and 1 MHz.
- Is the BAT42-TR RoHS compliant?
Yes, the BAT42-TR is RoHS compliant, although it contains lead.
