Absolute maximum ratings, Thermal resistance – Diodes ZXMN0545G4 User Manual
Page 2
ZXMN0545G4
ISSUE 1 - JANUARY 2006
2
ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
VALUE
UNIT
Drain-Source Voltage
V
DS
450
V
Gate Source Voltage
V
GS
Ϯ20
V
Continuous Drain Current (V
GS
=10V; T
amb
=25°C)
(a)
I
D
140
mA
Pulsed Drain Current
(c)
I
DM
600
mA
Continuous Source Current (Body Diode)
(b)
I
S
140
A
Pulsed Source Current (Body Diode)
(c)
I
SM
600
A
Power Dissipation at T
amb
=25°C
(a)
Linear derating factor
P
tot
2.0
1.6
W
mW/°C
THERMAL RESISTANCE
PARAMETER
SYMBOL
VALUE
UNIT
Junction to Ambient
(a)
R
θJA
62.5
°C/W
Junction to Ambient
(b)
R
θJA
32
°C/W
NOTES:
(a) For a device surface mounted on 25mm x 25mm FR4 PCB with high coverage of single sided 1oz copper, in still air conditions
(b) For a device surface mounted on FR4 PCB measured at t
Յ5 secs.
(c) Repetitive rating - pulse width limited by maximum junction temperature. Refer to Transient Thermal Impedance graph.