Assembly Documentation
Section:
Product(s):
Assembly.SchDoc
M1822
2
3
Sheet
Of
PCB#:
Rev#:
Modified:
V02
File:
2019-10-10
ES12P/ES15P/ES18P/ES21P/PSA1S/PSA2S
EML Rev#:
01
Tmp Date:
Add RTV UNDER R303 AND R304 on the
heatspreader
PCB ASSEMBLY DOCUMENTATION
MOUNTING HARDWARE FOR U302/U303 AND Q203/Q205:
YS#: 8871
DESC: 4-40X5/8 PAN
YS#: 3501
DESC: COMP WASHER
U303
U302
Q205
Q203
YS#: 8902
DESC: 4-40X3/4 PAN
YS#: 8485
DESC: #6 ZINC WASHER
YS#: 4181
DESC: CERAMIC INSULATOR
ADD GOOP ON BOTH SIDES OF CERAMIC INSULATORS
YS#: Z1611
DESC: HEAT SPREADER
IMPORTANT!
TOP VIEW:
BOTTOM VIEW:
MOUNTING HARDWARE FOR D300:
TOP VIEW:
BOTTOM VIEW:
YS#: 8701
DESC: 4-40 KEPS NUT
D300
YS#: 8800
DESC: 6-32 KEPS NUT
YS#: 8837
DESC: 6-32X1/2 PAN
NO WASHER NEEDED
MOUNTING HARDWARE & INSTRUCTIONS FOR HEAT SPREADER ZC1611:
1- First install #8742 screw to align heatspreader ZC1611
2- Install all devices on Heat Spreader
3- Install #8800 and #8835 for grounding. Nut up.
YS#: 8742
DESC: 4-40X3/8 TT Pan
YS#: ZC1611
DESC: HEAT SPREADER
YS#: 8800
DESC: 6-32 KEPS NUT
RTV INSTRUCTIONS:
YS#: 8835
DESC: 6-32X1/2 PAN
ADD RTV BETWEEN:
C311, C312, C313 and C314 AFTER WAVE
SOLDER
ADD RTV
IMPORTANT: Keep the resistors away
from the nearby capacitors (C312, C313)
INSERT FROM BOTTOM
Clip all 4 leads short on D300:
2 X YS#: 8921
DESC: FLAT WASHER
