PN918 Fairchild Semiconductor, PN918 Datasheet - Page 7

• Manufacturer Part Number: PN918
• Description: TRANSISTOR RF NPN 15V TO-92
• Manufacturer: Fairchild Semiconductor

Specifications of PN918

• Transistor Type: NPN
• Voltage - Collector Emitter Breakdown (max): 15V
• Frequency - Transition: 600MHz
• Noise Figure (db Typ @ F): 6dB @ 60MHz
• Gain: 15dB
• Power - Max: 350mW
• Dc Current Gain (hfe) (min) @ Ic, Vce: 20 @ 3mA, 1V
• Current - Collector (ic) (max): 50mA
• Mounting Type: Through Hole
• Package / Case: TO-92-3 (Standard Body), TO-226
• Configuration: Single
• Transistor Polarity: NPN
• Maximum Operating Frequency: 600 MHz (Min)
• Collector- Emitter Voltage Vceo Max: 15 V
• Emitter- Base Voltage Vebo: 3 V
• Continuous Collector Current: 0.05 A
• Power Dissipation: 1000 mW
• Maximum Operating Temperature: + 150 C
• Dc Collector/base Gain Hfe Min: 20 @ 3 mA @ 1 V
• Minimum Operating Temperature: - 65 C
• Mounting Style: Through Hole
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Test Circuit
- V
ee
RFC
2.2 K
FIGURE 1: 500 MHz Oscillator Circuit
1000 pF
(NOTE 2)
50 pF
V
CC
(NOTE 1)
RFC
175 pF
1000 pF
NOTE 1: 2 turns No. 16 AWG wire, 3/8 inch OD, 1 1/4 inch long
NOTE 2: 9 turns No. 22 AWG wire, 3/16 inch OD, 1/2 inch long
500 mHz Output
into 50
NPN RF Transistor
(continued)