Data Sheet – Discontinued Products 8 of 11 Rev. 07, 2017-07-19
PTFA212001E
PTFA212001F
Confidential, Limited Internal Distribution
Reference Circuit (cont.)
Reference circuit assembly diagram* (not to scale)
Component Description Suggested Manufacturer P/N or Comment
C1, C2, C3 Capacitor, 0.001 µF Digi-Key PCC1772CT-ND
C4, C10 Capacitor, 4.7 µF, 16 VDigi-Key PCS3475CT-ND
C5, C11, C17, C23 Capacitor, 0.1 µF Digi-Key PCC104BCT-ND
C6, C12 Ceramic capacitor, 7.5 pF ATC 100B 7R5
C7, C13, C19, C29 Ceramic capacitor, 8.2 pF ATC 100B 8R2
C8 Ceramic capacitor, 0.2 pF ATC 600S 0R2 BT
C9 Ceramic capacitor, 0.9 pF ATC 600A 0R9 BT
C14, C20 Capacitor, 2.2 µF Digi-Key 445-1474-2-ND
C15, C16, C21, C22 Ceramic capacitor, 1 µF Digi-Key 445-1411-2-ND
C18, C24 Tantalum capacitor, 10 µF, 50 V Garrett Electronics TPSE106K050R0400
C25, C26 Ceramic capacitor, 0.4 pF ATC 100B 0R4
C27, C28 Ceramic capacitor, 0.5 pF ATC 100B 0R5
L1, L2 Ferrite, 8.9 mm Elna Magnetics BDS 4.6/3/8.9-4S2
Q1 Transistor Infineon Technologies BCP56
QQ1 Voltage regulator National Semiconductor LM7805
R1 Chip resistor 1.2 k-ohms Digi-Key P1.2KGCT-ND
R2 Chip resistor 1.3 k-ohms Digi-Key P1.3KGCT-ND
R3, R5 Chip resistor 2 k-ohms Digi-Key P2KECT-ND
R4 not used
R6, R7 Chip resistor 5.1 k-ohms Digi-Key P5.1KECT-ND
R8 Potentiometer 2 k-ohms Digi-Key 3224W-202ETR-ND
* Gerber Files for this circuit available on request
R3
C5 R6
R5
C6
C11 C12
C10
C8
C9
C4
C7
R7
C25
C27
C28
C26
C17
C23
C29
C21
C19
C20
C13
C16
C14
R8
C1
C3
C2
R2
R1
A212001IN_01
RO4350_.030
A212001out_01
RO4350_.030
a212001ef_assy
RF_IN RF_OUT
L1
VDD
VDD
VDD
Q1
QQ1
L2
C24
C18
C15
C22