Diodes DMN2501UFB4 - Manual (Page 5)

DMN2501UFB4
Document number: DS35824 Rev. 3 - 2
5 of 6
www.diodes.com
August 2012
© Diodes Incorporated
DMN2501UFB4
ADVAN
CE I
N
F
O
RM
ATI
O
N
0.00001 0.0001 0.001 0.01 0.1 1 10 100 1,000
t1, PULSE DURATION TIME (sec)
Fig. 13 Transient Thermal Resistance
R (t) = r(t) * R
R = 251°C/W
Duty Cycle, D = t1/ t2
θ θ
θ
JA JA
JA
0.001
0.01
0.1
1
r(
t),
T
R
A
N
SI
EN
T
T
H
E
R
MA
L
R
ES
IS
T
AN
C
E
D = 0.5
D = 0.7
D = 0.9
D = 0.3
D = 0.1
D = 0.05
D = 0.02
D = 0.01
D = 0.005
D = Single Pulse
Package Outline Dimensions
Please see AP02002 at http://www.diodes.com/datasheets/ap02002.pdf for latest version.
Suggested Pad Layout
Please see AP02001 at http://www.diodes.com/datasheets/ap02001.pdf for the latest version.
X2-DFN1006-3
Dim Min Max Typ
A ⎯ 0.40 ⎯
A1 0 0.05 0.03
b1 0.10 0.20 0.15
b2 0.45 0.55 0.50
D 0.95 1.05 1.00
E 0.55 0.65 0.60
e ⎯ ⎯ 0.35
L1 0.20 0.30 0.25
L2 0.20 0.30 0.25
L3 ⎯ ⎯ 0.40
All Dimensions in mm
Dimensions Value (in mm)
Z 1.1
G1 0.3
G2 0.2
X 0.7
X1 0.25
Y 0.4
C 0.7
Y
C
G1
G2 X
X
1
Z
L2
A1
E b2
L1 L3
D
e
b1
A