STAC2942FW View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

STAC2942FW

HF/VHF/UHF RF power N-channel MOSFETs

STMicroelectronics 

STAC2942F

Test circuit

Table 7. 175 MHz test circuit component part list (continued)

Component

Description

R3, R4

270 Ω 1/2 W axial lead resistor

B1

RG-316 50 Ω 11.8" thru ferrite toroid

B2

RG-142 50 Ω 11.8"

T1

4:1, RG-316 25 Ω, 5.9", 2 turns thru ferrite core

T2

1:4, 25 Ω semi-rigid cable, OD .141", 5.9"

L1

λ/4 inductor, RG-142 50 Ω, 11.8", 3 turns thru ferrite toroid

FB1,FB5

Ferrite toroid

FB2, FB6

Multi-aperture core

FB3, FB4

Surface mount ferrite bead

PCB

Rogers ultralam 2000, Er 2.55, .060"

Figure 14. Circuit layout

Doc ID 17122 Rev 3

11/16

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