Data Sheet 7 of 10 Rev. 02, 2009-05-27
PTFA092211EL
PTFA092211FL
Confidential, Limited Internal Distribution
Reference circuit
assembly diagram (not to scale)*
Reference Circuit (cont.)
Component Description Suggested Manufacturer P/N or Comment
C1, C2, C3 Capacitor, 0.001 µF Digi-Key PCC1772CT-ND
C4 Tantalum Capacitor, 10 µF, 35 V Digi-Key 399-1655-2-ND
C5, C15, C21 Capacitor, 0.1 µF Digi-Key PCC104BCT-ND
C12, C18 Capacitor, 1 µF Digi-Key 445-1411-1-ND
C7, C8, C11, C17, C25 Ceramic Capacitor, 33 pF ATC 100B 330
C9 Ceramic Capacitor, 3.9 pF ATC 100B 3R9
C10 Ceramic Capacitor, 6.8 pF ATC 100A 6R8
C16, C22 Tantalum Capacitor, 10 µF, 50 V Garrett Electronics TPSE106K050R0400
C13, C19 Multilayer Ceramic Capacitor, 10 µF, 50 V Digi-Key 445-3497-2-ND
C14, C20 Electrolitic Capacitor, 100 µF, 50 V Digi-Key P5571-ND
C23, C24 Ceramic Capacitor, 2.6 pF ATC 100B 2R6
C6 Capacitor, 20 nF ATC ATC200B 203
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 Chip Resistor, 2 k-ohms Digi-Key P2KECT-ND
R4 Potentiometer, 2 k-ohms Digi-Key 3224W-202ETR-ND
R5, R8 Chip Resistor, 10 ohms Digi-Key P10ECT-ND
R6, R7 Chip Resistor, 5.1 k-ohms Digi-Key P5.1KECT-ND
*Gerber Files for this circuit available on request
L2
l 11 l 12 l 13
l 7
C11
33pF
C12
1µF
C14
100µF
50V
C13
10µF
50V
L1
C17
33pF
C18
1µF
C21
0.1µF
R3
2K V
C3
0.001µF
C2
0.001µF
Q1
BCP56
R2
1.3K V
QQ1
LM7805
C1
0.001µF
VDD
R5
10 V
R4
2K V
R1
1.2K V
C8
33pF
l1
C9
3.9pF
l2 l3 l4
J1
J2
C16
10µF
50V
C15
0.1µF
C19
10µF
50V
C22
10µF
50V
C20
100µF
50V
VDD
R6
2.4K V
C6
20nF
C4
10µF
35V
C5
0.1µF
R7
2.4K V
C7
33pF
C10
6.8pF
l 5
R8
10 V
l 6
C23
2.6pF
C25
33pF
C24
2.6pF
l 9
DUT
l 8
l 10
