BF494 Fairchild Semiconductor, BF494 Datasheet - Page 2

• Manufacturer Part Number: BF494
• Description: TRANSISTOR RF NPN 20V TO-92
• Manufacturer: Fairchild Semiconductor

Specifications of BF494

• Transistor Type: NPN
• Voltage - Collector Emitter Breakdown (max): 20V
• Power - Max: 350mW
• Dc Current Gain (hfe) (min) @ Ic, Vce: 67 @ 1mA, 10V
• Current - Collector (ic) (max): 30mA
• Mounting Type: Through Hole
• Package / Case: TO-92-3 (Standard Body), TO-226
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Gain: -
• Frequency - Transition: -
• Noise Figure (db Typ @ F): -

BF494 Rev. A
Package Dimensions
[1.27
1.27TYP
0.46
±0.20
±0.10
]
3.60
4.58
±0.20
+0.25
–0.15
(R2.29)
[1.27
1.27TYP
TO-92
±0.20
]
2
0.38
Dimensions in Millimeters
+0.10
–0.05
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