NXP Semiconductors
PMEG6020ETR
High-temperature 60 V, 2 A Schottky barrier rectifier
PMEG6020ETR All information provided in this document is subject to legal disclaimers. © NXP B.V. 2012. All rights reserved
Product data sheet 11 October 2012 3 / 13
Symbol Parameter Conditions Min Max Unit
[2] - 680 mW
[3] - 1150 mW
P
tot
total power dissipation T
amb
≤ 25 °C
[1] - 2140 mW
T
j
junction temperature - 175 °C
T
amb
ambient temperature -55 175 °C
T
stg
storage temperature -65 175 °C
[1] Device mounted on a ceramic Printed-Circuit Board (PCB), Al
2
O
3
, standard footprint.
[2] Device mounted on an FR4 PCB, single-sided copper, tin-plated and standard footprint.
[3]
Device mounted on an FR4 PCB, single-sided copper, tin-plated, mounting pad for cathode 1 cm
2
.
6. Thermal characteristics
Table 6. Thermal characteristics
Symbol Parameter Conditions Min Typ Max Unit
[1][2] - - 220 K/W
[1][3] - - 130 K/W
R
th(j-a)
thermal resistance
from junction to
ambient
in free air
[1][4] - - 70 K/W
R
th(j-sp)
thermal resistance
from junction to solder
point
[5] - - 18 K/W
[1] For Schottky barrier diodes thermal runaway has to be considered, as in some applications the reverse
power losses P
R
are a significant part of the total power losses.
[2] Device mounted on an FR4 PCB, single-sided copper, tin-plated and standard footprint.
[3]
Device mounted on an FR4 PCB, single-sided copper, tin-plated, mounting pad for cathode 1 cm
2
.
[4] Device mounted on a ceramic PCB, Al
2
O
3
, standard footprint.
[5] Soldering point of cathode tab.
006aab649
10
1
10
2
10
3
Z
th(j-a)
(K/W)
10
- 1
t
p
(s)
10
- 3
10
2
10
3
10110
- 2
10
- 1
duty cycle =
1
0.75
0.5
0.33
0.2
0.25
0.1
0.05
0.02
0.01
0
FR4 PCB, standard footprint
Fig. 1. Transient thermal impedance from junction to ambient as a function of pulse duration; typical values