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BF420

General Semiconductor
Part Number BF420
Manufacturer General Semiconductor
Description Small Signal Transistors
Published Mar 23, 2005
Detailed Description BF420, BF422 Small Signal Transistors (NPN) TO-92 .181 (4.6) min. .492 (12.5) .181 (4.6) .142 (3.6) ♦ NPN Silicon Epita...
Datasheet PDF File BF420 PDF File

BF420
BF420

Overview
BF420, BF422 Small Signal Transistors (NPN) TO-92 .
181 (4.
6) min.
.
492 (12.
5) .
181 (4.
6) .
142 (3.
6) ♦ NPN Silicon Epitaxial Planar Transistors especially suited for application in class-B video output stages of TV receivers and monitors.
FEATURES ♦ As complementary types, the PNP transistors BF421 and BF423 are recommended max.
∅ .
022 (0.
55) .
098 (2.
5) E C B MECHANICAL DATA Case: TO-92 Plastic Package Weight: approx.
0.
18 g Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 °C ambient temperature unless otherwise specified Symbol Collector-Base Voltage Collector-Emitter Voltage Collector-Emitter Voltage Emitter-Base Voltage Collector Current Peak Collector Current Power Dissipation at Tamb = 25 °C Junction Temperature Storage Temperature Range 1) Value 300 250 250 300 5 50 100 8301) 150 –65 to +150 Unit V V V V V mA mA mW °C °C BF420 BF422 BF422 BF420 VCBO VCBO VCEO VCER VEBO IC ICM Ptot Tj TS Valid provided that leads are k...


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