Absolute maximum ratings, Thermal resistance, Absolute maximum ratings thermal resistance – Diodes ZXTP25020DZ User Manual
Page 2
ZXTP25020DZ
© Zetex Semiconductors plc 2007
Absolute maximum ratings
Thermal resistance
NOTES:
(a) For a device surface mounted on 15mm x 15mm x 0.6mm FR4 PCB with high coverage of single sided 1oz copper, in
still air conditions.
(b) Mounted on 25mm x 25mm x 0.6mm FR4 PCB with high coverage of single sided 1oz copper, in still air conditions.
(c) Mounted on 50mm x 50mm x 0.6mm FR4 PCB with high coverage of single sided 2oz copper, in still air conditions.
(d) As (c) above measured at t<5 seconds.
(e) Junction to case (collector tab). Typical.
Parameter
Symbol
Limit
Unit
Collector-Base voltage
V
CBO
-25
V
Collector-Emitter voltage
V
CEO
-20
V
Emitter-Base voltage (reverse blocking)
V
ECO
-4
V
Emitter-Base voltage
V
EBO
-7
V
Continuous Collector current
(c)
I
C
-5
A
Base current
I
B
-1
A
Peak pulse current
I
CM
-10
A
Power dissipation at T
A
=25
°C
(a)
Linear derating factor
P
D
1.1
8.8
W
mW/
°C
Power dissipation at T
A
=25
°C
(b)
Linear derating factor
P
D
1.8
14.4
W
mW/
°C
Power dissipation at T
A
=25
°C
(c)
Linear derating factor
P
D
2.4
19.2
W
mW/
°C
Power dissipation at T
A
=25
°C
(d)
Linear derating factor
P
D
4.46
35.7
W
mW/
°C
Power dissipation at T
C
=25
°C
(e)
Linear derating factor
P
D
15.7
126
W
mW/
°C
Operating and storage temperature range
T
j
, T
stg
-55 to 150
°C
Parameter
Symbol
Limit
Unit
Junction to ambient
(a)
R
⍜JA
117
°C/W
Junction to ambient
(b)
R
⍜JA
68
°C/W
Junction to ambient
(c)
R
⍜JA
51
°C/W
Junction to ambient
(d)
R
⍜JA
28
°C/W
Junction to case
(e)
R
⍜JC
7.95
°C/W