Datasheet

PEMH9_PIMH9_PUMH9 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet Rev. 5 — 12 November 2013 5 of 17
NXP Semiconductors
PEMH9; PIMH9; PUMH9
NPN/NPN resistor-equipped transistors; R1 = 10 k, R2 = 47 k
FR4 PCB, standard footprint
Fig 2. Per transistor: Transient thermal impedance from junction to ambient as a function of pulse duration for
PEMH9 (SOT666); typical values
FR4 PCB, standard footprint
Fig 3. Per transistor: Transient thermal impedance from junction to ambient as a function of pulse duration for
PIMH9 (SOT457); typical values
006aac751
10
-5
1010
-2
10
-4
10
2
10
-1
t
p
(s)
10
-3
10
3
1
10
2
10
10
3
Z
th(j-a)
(K/W)
1
duty cycle = 1
0.75
0.5
0.33
0.2
0.1
0.05
0.02
0.01
0
006aac767
10
-5
1010
-2
10
-4
10
2
10
-1
t
p
(s)
10
-3
10
3
1
10
2
10
10
3
Z
th(j-a)
(K/W)
1
duty cycle = 1
0.75
0.5
0.33
0.2
0.1
0.05
0.02
0.01
0