DISCRETE SEMICONDUCTORS DATA SHEET book, halfpage M3D088 BF840 NPN medium frequency transistor Product specification Supersedes data of 1998 Dec 02 1999 Apr 12
Philips Semiconductors Product specification NPN medium frequency transistor BF840 FEATURES PINNING • Low current (max. 25 mA) PIN • Low voltage (max. 40 V). 1 base 2 emitter 3 collector APPLICATIONS DESCRIPTION • AM mixers • IF amplifiers in AM/FM receivers. handbook, halfpage DESCRIPTION 3 3 NPN medium frequency transistor in a SOT23 plastic package. 1 MARKING 1 MARKING CODE(1) TYPE NUMBER BF840 2 2 Top view MAM255 NC∗ Note 1. ∗ = p : Made in Hong Kong.
Philips Semiconductors Product specification NPN medium frequency transistor BF840 THERMAL CHARACTERISTICS SYMBOL Rth j-a PARAMETER CONDITIONS thermal resistance from junction to ambient VALUE UNIT 500 K/W note 1 Note 1. Transistor mounted on an FR4 printed-circuit board. CHARACTERISTICS Tj = 25 °C unless otherwise specified. SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX.
Philips Semiconductors Product specification NPN medium frequency transistor BF840 PACKAGE OUTLINE Plastic surface mounted package; 3 leads SOT23 D E B A X HE v M A 3 Q A A1 1 2 e1 bp c w M B Lp e detail X 0 1 2 mm scale DIMENSIONS (mm are the original dimensions) UNIT A A1 max. bp c D E e e1 HE Lp Q v w mm 1.1 0.9 0.1 0.48 0.38 0.15 0.09 3.0 2.8 1.4 1.2 1.9 0.95 2.5 2.1 0.45 0.15 0.55 0.45 0.2 0.
Philips Semiconductors Product specification NPN medium frequency transistor BF840 DEFINITIONS Data Sheet Status Objective specification This data sheet contains target or goal specifications for product development. Preliminary specification This data sheet contains preliminary data; supplementary data may be published later. Product specification This data sheet contains final product specifications.
Philips Semiconductors Product specification NPN medium frequency transistor BF840 NOTES 1999 Apr 12 6
Philips Semiconductors Product specification NPN medium frequency transistor BF840 NOTES 1999 Apr 12 7
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