SB140 Shottky Barrier Diode – Datasheet

The SB140 diode is a low cost Schottky barrier diode with a reverse voltage rating of 40V and capable of forward current up to 1.0A. The SB140 diode has a low forward voltage drop of typically 0.5V, and has a low fast reverse recovery time.

Features of SB140

  • Schottky Barrier Chip
  • Guard Ring for Transient and ESD Protection
  • Surge Overload Rating to 30A Peak
  • Low Power Loss, High Efficiency
  • Ideally Suited for use in High Frequency SMPS, and Inverters

Pinout of SB140

Specification of SB140

Package TypeDO-41
Diode Element MaterialSchottky
Operating Temperature-Max+200 Cel
Output Current-Max1.0 A
Peak Repeat. Reverse Voltage40 V
Max. Reverse Current (Ir)0.5 mA
Max. Forward Voltage Drop (Vf)0.5 V
Average Rectified Current (Io)1.0 A
Total Power Dissipation1250 mW


  • Ultra high-speed switching
  • Battery charging circuit
  • Rectifier circuit
  • Voltage clamping
  • Voltage Blocking

Leave a Comment