Data Sheet

MUR405, MUR410, MUR415, MUR420, MUR440, MUR460
www.onsemi.com
7
Lead Length, L (IN)
Mounting
Method
1/8
1/4 1/2 Units
1
2
3
50
58
R
q
JA
51 53
59 61
28
°C/W
°C/W
°C/W
TYPICAL VALUES FOR R
q
JA
IN STILL AIR
Data shown for thermal resistance junction−to−ambient
(R
q
JA
) 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.
NOTE 2 — AMBIENT MOUNTING DATA
MOUNTING METHOD 1
MOUNTING METHOD 2
MOUNTING METHOD 3
3/4
55
63
ÉÉÉÉÉÉÉÉÉÉÉ
ÉÉÉÉÉÉÉÉÉÉÉ
L L
P.C. Board Where Available Copper
Surface area is small.
ÉÉÉÉÉÉÉÉÉÉÉÉ
L L
Vector Push−In Terminals T−28
ÉÉ
ÉÉ
ÉÉ
ÉÉ
ÉÉ
ÉÉ
ÉÉ
ÉÉ
L = 1/2
Board Ground Plane
″
P.C. Board with
1−1/2
″
x1−1/2
″
Copper Surface