Diodes PSMAJ440A - Manual (Page 2)

PSMAJ440A
Document number: DS36176 Rev. 2 - 2
2 of 4
www.diodes.com
February 2014
© Diodes Incorporated
PSMAJ440A
NEW PROD
UC
T
Thermal Characteristics
Characteristic Symbol Value Unit
Operating Temperature Range T
J
-55 to +150 °C
Storage Temperature Range T
STG
-55 to +175 °C
Electrical Characteristics
(@T
A
= +25°C, unless otherwise specified.)
Part Number
Reverse Standoff
Voltage
Breakdown
Voltage
V
BR
@ I
T
(Note 7)
Test
Current
Max. Reverse
Leakage @
V
RWM
Max. Clamping
Voltage @
I
pp
(t p = 10x1000µs)
(see fig 4)
Max. Peak
Pulse Current
I
pp
Marking
Code
V
RWM
(V) Min (V) Max (V) I
T
(mA) I
R
( μA) V
C
(V) (A)
440A
PSMAJ440A 376 418 462 1.0 5.0 602.0 0.66
Notes: 7. V
BR
measured with I
T
current pulse = 300µs
10 X 1000 Waveform
as defined by REA
0 25 50 75 100 125 150 175 200
100
75
50
25
0
T , AMBIENT TEMPERATURE ( C)
Figure 1 Pulse Derating Curve
A
°
P
EAK
P
U
L
SE D
E
R
A
T
IN
G
IN
%
O
F
PEAK
POW
E
R OR CURR
ENT
1
10
100
1000
10000
1 10 100 1000
T = 25°C
J
Measured at
f = 1MHz
1.0V Signal
Bias = 0V
RMS
DC
V , STANDOFF VOLTAGE (V)
Figure 2 Typical Total Capacitance
WM
C,
T
O
TA
L CAP
A
CI
TA
NCE
(
pF
)
T
0.1 1.0 10 100 1,000 10,000
T = +25 C
J
°
P
, P
EAK
PUL
S
E PO
W
E
R (
kW
)
PK
100
Non repetitive
pulse waveform
shown in Figure 4
t PULSE WIDTH (µs)
Figure 3 Pulse Rating Curve
p
10
1.0
0.1
I
,
PEAK
PUL
SE CU
RRENT (
%
I
)
Pp
p
t, TIME (ms)
Figure 4 Pulse Waveform