2N3866 Datasheet, PDF (6/9 Pages) NXP Semiconductors – Silicon planar epitaxial overlay transistors

Philips Semiconductors
Silicon planar epitaxial
overlay transistors
Product specification
2N3866; 2N4427
Ruggedness
The transistors are capable of withstanding a load mismatch corresponding to VSWR = 3 : 1 varied through all phases,
under the conditions mentioned in Table 1.
handbook, full pagewidth
input
50 Ω
C2
DUT
L1
L2
L3
C1
C7
R2
R1
C5
VEE
L4
C6
C3
L5
C4
output
50 Ω
MGC941
V_EE = −28 V
Fig.4 Test circuit for the 2N3866 at 400 MHz.
List of components (see Fig.4)
COMPONENT
C1, C2, C3
C4
C5
C6
C7
R1
R2
L1
L2
L3, L4
L5
DESCRIPTION
VALUE
air trimmer capacitor 4 to 29 pF
air trimmer capacitor 4 to 14 pF
feed-through
capacitor
1 nF
capacitor
12 pF
capacitor
12 nF
resistor
5.6 Ω
resistor
10 Ω
2 turns 1.0 mm
−
copper wire
Ferroxcube choke coil Z = 450 Ω;
f = 250 MHz
6 turns enamelled 100 nH
0.5 mm copper wire
2 turns 1.0 mm
−
copper wire
1995 Oct 27
6
DIMENSIONS
CATALOGUE No.
int. diameter 6 mm;
winding pitch 3 mm
4312 020 36690
int. diameter 3.5 mm
int. diameter 7 mm;
winding pitch
2.5 mm; leads
2 × 15 mm