Data Sheet

IRLML2502
www.irf.com 5
Fig 10. Maximum Effective Transient Thermal Impedance, Junction-to-Ambient
Fig 9. Maximum Drain Current Vs.
Case Temperature
25 50 75 100 125 150
0.0
1.0
2.0
3.0
4.0
T , Case Temperature ( C)
I , Drain Current (A)
°
C
D
0.1
1
10
100
1000
0.00001 0.0001 0.001 0.01 0.1 1 10
Notes:
1. Duty factor D = t / t
2. Peak T = P x Z + T
1 2
J DM thJA A
P
t
t
DM
1
2
t , Rectangular Pulse Duration (sec)
Thermal Response (Z )
1
thJA
0.01
0.02
0.05
0.10
0.20
D = 0.50
SINGLE PULSE
(THERMAL RESPONSE)