Zvn4306av, Thermal characteristics, Derating curve – Diodes ZVN4306AV User Manual
Page 4: Maximum transient thermal impedance

THERMAL CHARACTERISTICS
PARAMETER
SYMBOL
MAX.
UNIT
Thermal Resistance:Junction to Ambient
Junction to Case
R
th(j-amb)
R
th(j-case)
150
50
°C/W
°C/W
ZVN4306AV
Derating curve
T -Temperature
(°C)
Maximum transient thermal impedance
Pulse Width (seconds)
Therm
al
Re
sist
ance
(°C/
W
)
-40
0.50
0.25
1.0
0.75
-20
0
20 40 60 80 100 120
160
140
Am
bient tem
per
ature
0.0001
50
150
100
10
100
1
0.1
0.01
t
t
2
D=t
/t
2
D.C.
D=0.6
D=0.2
D=0.1
0.001
0
D=0.05
Maximum Repetitive Avalanche Energy
v Junction Temperature.
0
25
50
75
100
125
150
0
5
10
15
20
25
T
J
- Junction Temperature (°C)
0
150
125
100
75
50
25
0
0.2
0.4
0.6
0.8
1.0
Maximum Repetitive Avalanche Current
v Junction Temperature
Single Pulse
T
J
- Junction Temperature (°C)
Note: Unclamped Inductive Test
L=43mH, Vcc=12V
Note: Unclamped Inductive Test
L=43mH, Vcc=12V
Zetex plc.
Fields New Road, Chadderton, Oldham, OL9-8NP, United Kingdom.
Telephone: (44)161-627 5105 (Sales), (44)161-627 4963 (General Enquiries)
Fax: (44)161-627 5467
Zetex GmbH
Zetex Inc.
Zetex (Asia) Ltd.
These are supported by
Streitfeldstraße 19
47 Mall Drive, Unit 4
3510 Metroplaza, Tower 2
agents and distributors in
D-81673 München
Commack NY 11725
Hing Fong Road,
major countries world-wide
Germany
USA
Kwai Fong, Hong Kong
Zetex plc 1997
Telefon: (49) 89 45 49 49 0
Telephone: (516) 543-7100
Telephone:(852) 26100 611
Internet:
Fax: (49) 89 45 49 49 49
Fax: (516) 864-7630
Fax: (852) 24250 494
http://www.zetex.com
This publication is issued to provide outline information only which (unless agreed by the Company in writing) may not be used, applied
or reproduced for any purpose or form part of any order or contract or be regarded as a representation relating to the products or
services concerned. The Company reserves the right to alter without notice the specification, design, price or conditions of supply of any
product or service.