Overview
The BAT43 is a general-purpose, metal to silicon small signal Schottky diode manufactured by STMicroelectronics. It is characterized by its very low turn-on voltage and fast switching capabilities. This diode also features integrated protection against excessive voltage, including electrostatic discharge (ESD) protection. The BAT43 is designed for use in various applications requiring low forward voltage drop and high switching speed.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Average Rectified Current (Max) | 200 | mA |
| Peak Current (Max) | 4 | A |
| Reverse Voltage (Max) [Vrrm] | 30 | V |
| Reverse Current (Max) | 0.5 | µA |
| Forward Voltage | 1 | V |
| Power Dissipation | 200 | mW |
| Package Style | DO-35 (SOD-27) | |
| Mounting Method | Through Hole | |
| Storage and Junction Temperature Range | -65 to +150°C / -65 to +125°C | °C |
| Maximum Temperature for Soldering | 230 | °C |
Key Features
- Very low turn-on voltage, typically 0.26 to 0.33 V at 15 mA
- Fast switching capabilities with a reverse recovery time (trr) of 5 ns
- Integrated protection against excessive voltage, including electrostatic discharge (ESD)
- High surge non-repetitive forward current capability of up to 4 A for 10 ms
- Low power dissipation of 200 mW
- Compact DO-35 (SOD-27) package with through-hole mounting
Applications
- Industrial applications requiring fast switching and low forward voltage drop
- Personal electronics where high efficiency and reliability are crucial
- General-purpose rectification and switching circuits
Q & A
- What is the maximum reverse voltage of the BAT43 Schottky diode? The maximum reverse voltage (Vrrm) of the BAT43 is 30 V.
- What is the typical forward voltage of the BAT43 at 15 mA? The typical forward voltage at 15 mA is 0.26 to 0.33 V.
- What is the maximum peak current the BAT43 can handle? The BAT43 can handle a maximum peak current of 4 A for 10 ms.
- What is the power dissipation of the BAT43? The power dissipation of the BAT43 is 200 mW.
- What is the package style of the BAT43? The BAT43 comes in a DO-35 (SOD-27) package with through-hole mounting.
- What are the storage and junction temperature ranges for the BAT43? The storage and junction temperature ranges are -65 to +150°C and -65 to +125°C, respectively.
- Does the BAT43 have integrated protection against excessive voltage? Yes, the BAT43 has integrated protection against excessive voltage, including electrostatic discharge (ESD).
- What is the reverse recovery time (trr) of the BAT43? The reverse recovery time (trr) of the BAT43 is 5 ns.
- What are some common applications for the BAT43? Common applications include industrial and personal electronics, as well as general-purpose rectification and switching circuits.
- What is the maximum temperature for soldering the BAT43? The maximum temperature for soldering is 230°C.
