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BF840
NPN medium frequency transistor
Philips Semiconductors Product specification
NPN medium frequency transistor BF840
FEATURES Low current (max. 25 mA) Low voltage (max. 40V).
APPLICATIONS AM mixers IF amplifiers in AM/FM receivers.
DESCRIPTIONNPN medium frequency transistor in a SOT23 plastic
package.
MARKING
Note∗=p: Made in Hong Kong.=t: Made in Malaysia.
PINNING
LIMITING VALUESIn accordance with the Absolute Maximum Rating System (IEC 134).
Note Transistor mounted on an FR4 printed-circuit board.
Philips Semiconductors Product specification
NPN medium frequency transistor BF840
THERMAL CHARACTERISTICS
Note Transistor mounted on an FR4 printed-circuit board.
CHARACTERISTICS =25 °C unless otherwise specified.
Philips Semiconductors Product specification
NPN medium frequency transistor BF840
PACKAGE OUTLINE
Plastic surface mounted package; 3 leads SOT23
Philips Semiconductors Product specification
NPN medium frequency transistor BF840
DEFINITIONS
LIFE SUPPORT APPLICATIONSThese products are not designed for use in life support appliances, devices, or systems where malfunction of these
products can reasonably be expected to result in personal injury. Philips customers using or selling these products for
use in such applications do so at their own risk and agree to fully indemnify Philips for any damages resulting from such
improper use or sale.
Philips Semiconductors Product specification
NPN medium frequency transistor BF840
NOTES
