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2
3
A
SPECIAL PRODUCTION NOTES
B
1. ADD RTV BETWEEN C63 AND C123 AS SHOWN HERE.
2. FIT #8921 FLAT WASHER BETWEEN #3501 BELL WASHER AND #8667 SHOULDER
WASHER FOR Q2, Q10, U30 AND U31
C
3. ENSURE THAT #5862 CAP LEADS ARE PROPERLY INSERTED
(DO NOT PUT LEADS INTO RTV HOLES!)
4. ADD AMPLE RTV UNDER ENTIRE BASE OF OUTPUT COIL L1
5. MOUNT Q14 AND Q15 ON #4181 CERAMIC INSULATORS WITH GOOP IN BETWEEN AND
D
ALSO GOOP IN ON BOTH SIDES OF SILPAD 3884. TO BE APPLIED AS THIN AS POSSIBLE.
E
F
G
H
DETAIL FOR Q14 AND Q15
I
J
K
THIS SHEET CONTAINS SPECIAL PRODUCTION NOTES AND A LIST OF PCB HARDWARE PARTS REQUIRED FOR THE BUILD.
1
2
3
4
5
6
7
PCB ASSEMBLY DOCUMENTATION
DETAIL FOR Q1 AND Q12
#3501 BELL WASHER
#3884 SIL PAD
HEATSPREADER
TORQUE 4 INCH/LB
DETAIL FOR Q2, Q10, U30 AND U31
HEATSPREADER
4
5
6
7
8
9
10
#8871 4-40 X 1/2"
TO247
#8701 4-40 KEPS NUT
#8741 4-40 X 1/2"
#3501 BELL WASHER
#8921 WASHER
#8667 SHOULDER WASHER
TO-220 THIN BODY
#3884 SIL PAD
#8701 4-40 KEPS NUT
TORQUE 4 INCH/LB
8
9
10
11
12
13
14
PCB HARDWARE
8701
8701
8701
8701
8701
8701X 8
8701
8701
HW13
HW14
HW15
HW16
HW17
HW18
HW19
HW20
THERMAL PAD
THERMAL PAD
4181
4181
X 2
HS2
HS1
XC7
SNAP-IN SPACERS
DETAIL FOR Q2, Q10 THICK BODY VERSION
#3501 BELL WASHER
TO-220 THICK BODY
#3884 SIL PAD
HEATSPREADER
PCB
TORQUE 4 INCH/LB
11
12
13
14
15
16
17
A
B
8871
8871
8871
8871
X 4
X 4
8902
8902
8902
8902
C
8667
8667
8667
8667
8667
8667
X
4
3501
3501
3501
3501
3501
3501
X 6
HW22
HW21
HW30
HW26
HW10
HW23
HW6
HW27
HW24
HW9
HW1
HW28
HW25
HW11
HW31
HW8
HW32
HW29
D
HW27
THERMAL PAD
3884
ZC453
HS3
XC8
E
2 x #3751
F
G
H
#8871 4-40 X 1/2"
#8921 WASHER
I
#8667 SHOULDER WASHER
PCB
J
#8701 4-40 KEPS NUT
Assembly Documentation
Section:
NX55P-2
Product(s):
K
M1556
V02
01
6
7
PCB#:
Rev#:
EML Rev#:
Sheet
Of
Modified:
2022-06-02
File:
Assembly.SchDoc
Tmp Rev:
V028
15
16
17
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