BC240 / BF199

Provides switching, rectification or protection depending on its technology.

Tutorial / documentation

Transistors & diodes

Quick documentation & first test preparation

  1. Identify component BC240 and its package.
  2. Identify the terminals and polarity of the selected package.
  3. Check voltage, current, dissipation and drive conditions.
  4. Consult the application circuit in the linked documentation before testing.

BC240

50mA Ic, 40V Vce, RF Signal NPN Transistor, TO-92

  • 50mA Ic, 40V Vce, RF Signal NPN Transistor, TO-92
  • Identify the terminals and polarity of the selected package.
  • Check voltage, current, dissipation and drive conditions.
  • The manufacturer’s pinout and absolute limits take precedence over this page.
Technical documentation

BF199

50mA Ic, 25V Vce, NPN Radio Frequency Transistor, TO-220

  • 50mA Ic, 25V Vce, NPN Radio Frequency Transistor, TO-220
  • Identify the terminals and polarity of the selected package.
  • Check voltage, current, dissipation and drive conditions.
  • The manufacturer’s pinout and absolute limits take precedence over this page.
Technical documentation