TDK-Lambda PYH200 Series, Руководство пользователя, Страница: 20 / 21

PYH200 Manual
DC-DC Converter Isolated, 200W, ½ Brick, PCB Mount
25. A
CCESSORY
– H
EATSINK
K
ITS
Heat sinks can be ordered separately and mounted on the converter by means of
four screws, four washers and a thermal pad.
The heatsink kits includes one heatsink, one thermal pad, screws and washers.
Order number ACC-PYHB-HC05 ACC-PYHB-HC02 ACC-PYHB-HC01
Fin Style Longitudinal Transverse Transverse
Size (L x W x H) 58 x 60.7 x 21mm 61 x 58 x 12.7mm 61 x 58 x 25.4mm
Material Aluminium Aluminium Aluminium
Weight
T.B.D. T.B.D. T.B.D.
Recommended
Tightening Torque
3Kgf-cm 3Kgf-cm 3Kgf-cm
Screw M3 x 8mm (4x) M3 x 8mm (4x) M3 x 8mm (4x)
Washer 3.2mm (4x) 3.2mm (4x) 3.2mm (4x)
Thermal Pad 56.9 x 60 x 0.25mm 56.9 x 60 x 0.25mm 56.9 x 60 x 0.25mm
Thermal impedance 3.90°C/W nat. convection
1.74°C/W with 100LFM
1.33°C/W with 200LFM
1.12°C/W with 300LFM
0.97°C/W with 400LFM
4.70°C/W nat. convection
2.89°C/W with 100LFM
2.30°C/W with 200LFM
1.88°C/W with 300LFM
1.59°C/W with 400LFM
3.00°C/W nat. convection
1.44°C/W with 100LFM
1.17°C/W with 200LFM
1.04°C/W with 300LFM
0.95°C/W with 400LFM
All parameters are typical values specified at nominal input voltage, nominal output load, 25°C ambient and after a 5 minutes run-in time unless
otherwise noted. The information presented in this document is believed to be accurate and reliable and may change without notice.
For additional information, please visit https://product.tdk.com/info/en/products/power/index.html
20/21
DOC-ID: IM-PYH200-2022-05-04