BFG21W,115 NXP Semiconductors, BFG21W,115 Datasheet - Page 5

• Manufacturer Part Number: BFG21W,115
• Description: TRANS NPN 15V .5A 18GHZ CMPAK-4
• Manufacturer: NXP Semiconductors

Specifications of BFG21W,115

• Package / Case: CMPAK-4
• Transistor Type: NPN
• Voltage - Collector Emitter Breakdown (max): 4.5V
• Frequency - Transition: 18GHz
• Power - Max: 600mW
• Dc Current Gain (hfe) (min) @ Ic, Vce: 40 @ 200mA, 2V
• Current - Collector (ic) (max): 500mA
• Mounting Type: Surface Mount
• Dc Current Gain Hfe Max: 40 @ 200mA @ 2V
• Mounting Style: SMD/SMT
• Configuration: Single Dual Emitter
• Transistor Polarity: NPN
• Maximum Operating Frequency: 18000 MHz (Min)
• Collector- Emitter Voltage Vceo Max: 4.5 V
• Emitter- Base Voltage Vebo: 1 V
• Continuous Collector Current: 0.5 A
• Power Dissipation: 600 mW
• Maximum Operating Temperature: + 150 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Gain: -
• Noise Figure (db Typ @ F): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 568-1974-2; 934047480115; BFG21W T/R

NXP Semiconductors
List of components used in test circuit (see Figs 4 and 5)
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 Jul 06
handbook, full pagewidth
COMPONENT
C1, C5
C2
C3, C6
C4
C7
L1, L4
L2
L3
L5
R1
R2, R3
TR1
UHF power transistor
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
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
RF input
Fig.4 Common emitter test circuit for class-AB operation at 1.9 GHz.
50 Ω
DESCRIPTION
V C
TR1
R1
C1
R2
C3
C2
L1
L2
5
DUT
24 pF
3.3 pF
15 pF
2.4 pF
1 nF
100 
50 
50 
220 ; 0.4 W
10 ; 0.4 W
BC817
VALUE
L3
V S
L4
L5
R3
C6
18  0.2 mm
3.2  0.8 mm
4.6  0.8 mm
C4
C5
DIMENSIONS
C7
RF output
MGM221
50 Ω
Product specification
4330 030 36300
9335 895 20215
CATALOGUE No.
r
= 6.15,
BFG21W