This document describes the features and characteristics of the BAT54 series surface mount Schottky barrier diodes, including low turn-on voltage, fast switching, and PN junction guard ring for transient and ESD protection.
This document is a technical datasheet for the Vishay BAT54, BAT54A, BAT54C, and BAT54S series of Surface Mount Schottky Barrier Diodes. It provides absolute maximum ratings, electrical characteristics, and physical dimensions for these components.
The diodes are designed with a PN junction guard ring for transient and ESD protection. Key features include low turn-on voltage and fast switching capabilities. The datasheet specifies performance parameters such as forward voltage, reverse current, breakdown voltage, and reverse recovery time under various test conditions.
| Repetitive peak reverse voltage | 30 V |
|---|---|
| Working peak reverse voltage | =VawM |
| DC Blocking voltage | =VpA |
| Peak forward surge current | 600 mA |
| Repetitive peak forward current | 300 mA |
| Average forward current | 100 mA |
| Forward current on fiberglass substrate | 200 mA |
| Power dissipation on fiberglass substrate | 200 mW |
| Junction and storage temperature range | -55..4125 °C |
| Forward voltage (IF=0.1mA) | 240 mV |
| Breakdown voltage | 30 V |
| Diode capacitance (Va=1V) | 10 pF |
The case type is SOT23, molded plastic.
The maximum power dissipation is 200 mW when mounted on a fiberglass substrate.
Dimension A ranges from a minimum of 0.37 mm to a maximum of 0.50 mm.
The typical forward voltage is 320 mV when the forward current is 1 mA.