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 3 / 15
T
amb
(°C)
- 75 17512525 75- 25
006aaa238
800
400
1200
1600
P
tot
(mW)
0
(1)
(2)
(3)
(1) FR4 PCB; 6 cm
2
mounting pad for collector.
(2) FR4 PCB; 1 cm
2
mounting pad for collector.
(3) FR4 PCB; standard footprint.
Fig. 1. Power derating curves
9. Thermal characteristics
Table 6. Thermal characteristics
Symbol Parameter Conditions Min Typ Max Unit
[1] - - 250 K/W
[2] - - 156 K/W
R
th(j-a)
thermal resistance
from junction to
ambient
in free air
[3] - - 113 K/W
R
th(j-sp)
thermal resistance
from junction to solder
point
- - 30 K/W
[1] Transistor mounted on an FR4 PCB, single-sided copper, tin-plated and standard footprint.
[2]
Transistor mounted on an FR4 PCB, single-sided copper, tin-plated and mounting pad for collector 1 cm
2
.
[3]
Transistor mounted on an FR4 PCB, single-sided copper, tin-plated and mounting pad for collector 6 cm
2
.