山东晶导微电子有限公司
Jingdao Microelectronics
Surface mount transient voltage suppressor power 400 watts
Stand-Off Voltage：5.0V~440V
FEATURES
• For surface mounted applications in order to
optimize board space.
• Low profile package
• Glass passivated junction
• Low inductance
• Plastic package has Underwriters Laboratory
Flammability
MECHANICAL DATA
• Case: SMA
• Terminals: Solderable per MIL-STD-750, Method 2026
• A pprox. Weight: 0.055g / 0.002oz
Unipolar
SMAJ Series
PINNING
PIN
1
2
DESCRIPTION
Cathode
Anode
Bipolar
Simplified outline SMA and symbol
Maximum Ratings and Electrical characteristics
Ratings at 25
°C
ambient temperature unless otherwise specified.
Parameter
Peak Pulse Power Dissipation on
T
A
=2 5°C (Note 1,2,4, Fig1)
Peak Forward Surge Current (Note 3,Fig 4)
Peak Pulse Current on 10/1000 us waveform (Note 1, Fig 3)
Contact
Air
Symbol
P
PPM
I
FSM
(UNI)
Value
400
60
see Table 1
30
30
30
-65 ~ +150
Unit
W
A
A
kV
°C/W
I
PPM
V
ESD1
V
ESD2
R
θJA
T
j
, T
stg
ESD Voltage per IEC6100-4-2
Typical Thermal Resistance Junction to Ambient(Note 2)
Operating Junction Temperature and Storage Temperature Range
°C
NOTES:
1. Non-repetitive current pulse, per Fig.3 and derated above T
A
=
25
°C
per Fig. 2.
2. Mounted on 5mm
2
copper pads to each terminal.
3. Peak Forward Surge Current
:
8.3ms single half sine-wave Superimposed on rated load
(JEDEC
method).
4. Peak pulse power waveform is 10/1000μS.
2017.01
SMA-TVS-SMAJ Series-400W
Page 1 of 4
山东晶导微电子有限公司
Jingdao Microelectronics
SMAJ Series
Fig.1 Peak Pulse Power Rating Curve
Fig.2 Forward Current Derating Curve
100
Non-Repetive Pulse.Wavefom
Shown in Figure.3
T
A
=25
°C
PEAK PULSE POWER(P
PP
)OR CURRENT(I
PP
)
DERATINGIN PERCENTAGE%
P
PPM
,PEAK PULSE FORWARD ,kW
100
80
60
40
20
0
25
50
75
100
125
150
175
10
1.0
Mounted on 5.0mm
Copper Land Areas
0.1
0.1
1
10
100
1000
10000
t
d
,PULSE WIDTH ,us
T
A
,AMBIENT TEMPERATURE,
°C
Fig.3 Pulse Waveform
120
t
f
=10usec
Fig.4 Maximum Non-Repetitive Peak
Forward Surge Current
I
FSM
,PEAK FORWARD SURGE CURRENT,
AMPERES
60
50
T
A
=25
°C
Pulse Width (td) is Defined
as the Point where the Peak.
Current Decayst to 50% of Ipp
I ppm ,Peak Pulse Current (%)
100
80
Peak Value
I
ppm
40
30
20
10
0
1
10
100
Half Value-I
pp
/2
60
10/1000usec Waveform as Defined bye R.E.A.
40
20
0
0
1.0
2.0
3.0
4.0
T
J
=T
Jmax
8.3ms Single Half Sinepwave
JEDEC Method
T,TIME,ms
Number of Cycles at 60Hz
2017.01
www.sdjingdao.com
Page 3 of 4
详细参数
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