PD55025-E_10 Datasheet, PDF (13/23 Pages) STMicroelectronics – RF POWER transistor, LdmoST plastic family N-channel enhancement-mode, lateral MOSFETs

PD55025-E, PD55025S-E
Circuit layout
Figure 23. 175 MHz test circuit schematic (engineering)
+_VGG
C8
C9
C10
R1
FB1
R2
C14
FB2
C16
C11
C12
C13
+_VDD
C1
RF
INPUT
C2
C15
R3
C3
R4
L1
R5
C6
RF
OUTPUT
C4
C5
C7
Table 9. 175 MHz test circuit component part list
Component
Description
C1, C6
300 pF chip capacitor
C2, C3
C4, C14
91 pF chip capacitor
75 pF chip capacitor
C5
1-20 pF trimmer capacitor
C7
.01 µF molded capacitor
C8, C13
C9, C12
10 µF electrolytic capacitor
.1 µF chip capacitor
C10, C11 1000 pF chip capacitor
C15, C16 1200 pF chip capacitor
FB1, FB2
R1
R2
R3
R4
R5
L1
Board
Ferrite bead
33 kΩ chip resistor
17 Ω chip resistor
15 Ω chip resistor
47 Ω chip resistor
220 Ω chip resistor
5 turn, 16 AWG magnet wire, ID = .40” , inductor
Roger, ultra lam 2000, THK 0.030”, εr = 2.55 2oz. ED cu 2 SIDES.
Doc ID 12330 Rev 2
13/23