Datasheet

NXP Semiconductors
PXT2222A
NPN switching transistors
PXT2222A All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2014. All rights reserved
Product data sheet 2 April 2014 4 / 15
006aaa235
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
(K/W)
1
duty cycle = 1
0.75
0.5
0.33
0.2
0.1
0.05
0.02
0.01
0
Mounted on FR4 PCB; standard footprint.
Fig. 2. Transient thermal impedance as a function of pulse time; typical values
006aaa236
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
(K/W)
1
duty cycle = 1
0.75
0.5
0.33
0.2
0.1
0.05
0.02
0.01
0
Mounted on FR4 PCB; mounting pad for collector 1 cm
2
.
Fig. 3. Transient thermal impedance as a function of pulse time; typical values