Datasheet

1N4001, 1N4002, 1N4003, 1N4004, 1N4005, 1N4006, 1N4007
www.onsemi.com
4
Lead Length, L
Mounting
Method
1/8
1/4 1/2 Units
1
2
3
52
67
R
q
JA
65 72
80 87
50
°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 1. − AMBIENT MOUNTING DATA
MOUNTING METHOD 1
MOUNTING METHOD 2
MOUNTING METHOD 3
ÉÉÉÉÉÉÉÉÉÉÉ
ÉÉÉÉÉÉÉÉÉÉÉ
L L
ÉÉÉÉÉÉÉÉÉÉÉÉ
ÉÉÉÉÉÉÉÉÉÉÉÉ
L L
Vector Pin Mounting
ÉÉ
ÉÉ
ÉÉ
ÉÉ
ÉÉ
ÉÉ
ÉÉ
L = 3/8
Board Ground Plane
P.C. Board with
1−1/2 X 1−1/2 Copper Surface″″
″