|
MUR480EG Datasheet, PDF (5/6 Pages) ON Semiconductor – SWITCHMODE Power Rectifiers | |||
|
◁ |
MUR480EG, MUR4100EG
NOTE 2 - AMBIENT MOUNTING DATA
Data shown for thermal resistance junction-to-ambient
(RqJA) for the mountings shown is to be used as typical
guideline values for preliminary engineering or in case the
tie point temperature cannot be measured.
TYPICAL VALUES FOR RqJA IN STILL AIR
Mounting
Method
1
2
RqJA
3
Lead Length, L (IN)
1/8 1/4 1/2 3/4
50 51 53 55
58 59 61 63
28
Units
°C/W
°C/W
°C/W
MOUNTING METHOD 1
P.C. Board Where Available Copper
Surface area is small.
L
L
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃÃ
MOUNTING METHOD 2
Vector Push-In Terminals T-28
ÃÃÃÃÃÃÃÃL ÃÃÃÃÃÃÃÃÃÃLÃÃÃÃÃÃ
MOUNTING METHOD 3
P.C. Board with
1-1/2 â³ x 1-1/2â³ Copper Surface
ÃÃ L = 1/2â³
ÃÃÃÃÃÃÃÃÃÃÃÃÃÃ Board Ground Plane
http://onsemi.com
5
|
▷ |