FPNH10 Fairchild Semiconductor, FPNH10 Datasheet - Page 6

• Manufacturer Part Number: FPNH10
• Description: TRANSISTOR RF NPN 25V 50MA TO-92
• Manufacturer: Fairchild Semiconductor

Specifications of FPNH10

• Transistor Type: NPN
• Voltage - Collector Emitter Breakdown (max): 25V
• Frequency - Transition: 650MHz
• Power - Max: 350mW
• Dc Current Gain (hfe) (min) @ Ic, Vce: 60 @ 4mA, 10V
• Current - Collector (ic) (max): 50mA
• Mounting Type: Through Hole
• Package / Case: TO-92-3 (Standard Body), TO-226
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Gain: -
• Noise Figure (db Typ @ F): -

Test Circuits
Input
50 Ω Ω Ω Ω Ω
- V
ee
RFC
2.2 KΩ Ω Ω Ω Ω
1000 pF
FIGURE 1: Neutralized 200 MHz pF and NF Circuit
1000 pF
(NOTE 2)
2.0 KΩ Ω Ω Ω Ω
FIGURE 2: 500 MHz Oscillator Circuit
V
BB
L1
1000 pF
50 pF
T1
V
CC
1000 pF
5.0-18 pF
(NOTE 1)
RFC
175 pF
1000 pF
0.8-10 pF
2.0 pF
10 KΩ Ω Ω Ω Ω
TUM
680 Ω Ω Ω Ω Ω
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
L2
1000 pF
100 pF
0.8-10 pF
V
CC
L1 - L3 turns No. 16 wire, 1/2 inch L x 1/4 inch ID
tapped 1 1/2 turns from cold side
L2 - L6 turns No. 14 wire, 1 inch L x 1/4 inch ID
tapped 1 1/2 turns from cold side
T1 - Pri. 1 turn No. 16 wire
Sec. 1 turn No. 18 wire
= 12 V
500 mHz Output
into 50Ω Ω Ω Ω Ω
NPN RF Transistor
(continued)