BFG480W,135 NXP Semiconductors, BFG480W,135 Datasheet - Page 11

• Manufacturer Part Number: BFG480W,135
• Description: TRANS RF NPN 21GHZ 4.5V SOT343
• Manufacturer: NXP Semiconductors

Specifications of BFG480W,135

• Package / Case: SC-82A, SOT-343
• Transistor Type: NPN
• Voltage - Collector Emitter Breakdown (max): 4.5V
• Frequency - Transition: 21GHz
• Noise Figure (db Typ @ F): 1.2dB ~ 1.8dB @ 900MHz ~ 2GHz
• Gain: 16dB
• Power - Max: 360mW
• Dc Current Gain (hfe) (min) @ Ic, Vce: 40 @ 80mA, 2V
• Current - Collector (ic) (max): 250mA
• Mounting Type: Surface Mount
• Dc Collector/base Gain Hfe Min: 40
• Dc Current Gain Hfe Max: 100
• Mounting Style: SMD/SMT
• Configuration: Single
• Transistor Polarity: NPN
• Collector- Emitter Voltage Vceo Max: 4.5 V
• Emitter- Base Voltage Vebo: 1 V
• Continuous Collector Current: 250 mA
• Power Dissipation: 360 mW
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

NXP Semiconductors
List of components used in test circuit (see Figs 18 and 19)
Notes
1. American Technical Ceramics type 100A or capacitor of same quality.
2. The striplines are on a double copper-clad printed-circuit board with PTFE fibre-glass dielectric (
1998 Oct 21
COMPONENT
C1, C5
C2, C4
C3, C6
C7
L1, L4
L2
L3
L5
R1
R2, R3
TR1
NPN wideband transistor
handbook, full pagewidth
tan  = 0.0019); thickness 0.64 mm, copper cladding = 35 m.
multilayer ceramic chip capacitor; note 1
multilayer ceramic chip capacitor; note 1
multilayer ceramic chip capacitor, note 1
multilayer ceramic chip capacitor; note 1
stripline; note 2
stripline; note 2
stripline; note 2
Grade 4S2 Ferroxcube chip bead
metal film resistor
metal film resistor
NPN transistor
Fig.18 Common emitter test circuit for class-AB operation at 2 GHz.
RF input
50 Ω
DESCRIPTION
V C
TR1
R1
R2
C1
C3
C2
L1
L2
11
24 pF
2 pF
15 pF
1 nF
100 
50 
50 
220 ; 0.4 W
10 ; 0.4 W
BC817
DUT
VALUE
L3
V S
L4
18 x 0.2 mm
5 x 0.8 mm
6 x 0.8 mm
L5
R3
C6
C4
DIMENSIONS
C5
C7
RF output
MGM221
50 Ω
Product specification
CATALOGUE No.
4330 030 36300
9335 895 20215
BFG480W
r
= 6.15,