Datasheet

MBR1035, MBR1045
http://onsemi.com
5
r(t), TRANSIENT THERMAL RESISTANCE
(NORMALIZED)
0.01 0.1 1.0 10 100
0.05
0.03
0.02
0.01
0.1
t, TIME (ms)
0.5
0.3
0.2
1.0
P
pk
P
pk
t
p
t
1
TIME
DUTY CYCLE, D = t
p
/t
1
PEAK POWER, P
pk
, is peak of an
equivalent square power pulse.
DT
JL
= P
pk
• R
q
JL
[D + (1 − D) • r(t
1
+ t
p
) + r(t
p
) − r(t
1
)] where:
DT
JL
= the increase in junction temperature above the lead temperature.
r(t) = normalized value of transient thermal resistance at time, t, i.e.:
r(t
1
+ t
p
) = normalized value of transient thermal resistance at time,
t
1
+ t
p
.
1000
Figure 9. Thermal Response
0.07
0.7
V
R
, REVERSE VOLTAGE (VOLTS)
0.5
1500
1000
500
300
150
0.10.05 50
700
C, CAPACITANCE (pF)
Figure 10. Capacitance
0.2 2.01.0 5.0
200
MAXIMUM
TYPICAL
10 20