Surface Mount Transient Voltage Suppressors (TVS)
SMAJ Series
5.0 To 440 V
400W
Description
Uni-directional
Bi-directional
The SMAJ series is designed specifically to protect sensitive electronic
equipment from voltage transients induced by lightning and other transient
voltage events.
Features
For surface mounted applications in order to optimize board space
Low leakage
Uni and Bidirectional unit
Glass passivated junction
Low inductance
Excellent clamping capability
400W Peak power capability at 10 × 1000µs waveform Repetition rate
(duty cycle):0.01%
Fast response time: typically less than 1.0ps from 0 Volts to VBR min
Typical IR less than 5μA above 12V
High Temperature soldering: 260°C/40 seconds at terminals
Typical maximum temperature coefficient ΔVBR = 0.1% ×
VBR@25°C× ΔT
Plastic package has Underwriters Laboratory Flammability 94V-0
Matte tin lead–free Plated
Halogen free and RoHS compliant
Typical failure mode is short from over-specified voltage or current
Whisker test is conducted based on JEDEC JESD201A per its table
4a and 4c
IEC-61000-4-2 ESD 15kV(Air), 8kV (Contact)
ESD protection of data lines in accordance with IEC 61000-4-2
(IEC801-2)
EFT protection of data lines in accordance with IEC 61000-4-4
(IEC801-4)
Functional Diagram
Bi-directional
Cathode
Anode
Uni-direction
Agency Approvals
AGENCY
AGENCY FILE NUMBER
E341027
Applications
TVS devices are ideal for the protection of I/O interfaces,
VCC bus and other vulnerable circuits used in Telecom,
Computer, Industrial and Consumer electronic applications.
Maximum Ratings
(TA=25℃ unless otherwise noted)
Parameter
Symbol
Value
Unit
Peak Pulse Power Dissipation with a 10/1000µs waveform (Fig.1)(Note
1), (Note 2)
PPPM
400
Watts
Amps
Peak Pulse Current with a 10/1000µs waveform.(Note1,Fig.3)
IPP
See Next Table
PM(AV)
1.0
Watt
Peak Forward Surge Current, 8.3ms Single Half Sine Wave (Note 3)
IFSM
40
Amps
Maximum Instantaneous Forward Voltage at 25A for Unidirectional Only
(Note 4)
VF
3.5/5.0
Voltage
TJ , TSTG
-55 to +150
℃
Power Dissipation on Infinite Heat Sink at TL=75°C
Operating junction and Storage Temperature Range.
Notes:
1. Non-repetitive current pulse, per Fig. 3 and derated above TA = 25℃ per Fig. 2.
2. Mounted on 5.0mm x 5.0mm (0.03mm thick) Copper Pads to each terminal.
3. 8.3ms single half sine-wave, or equivalent square wave, Duty cycle = 4 pulses per minutes maximum.
4. VF < 3.5V for VBR < 200V and VF< 6.5V for VBR > 201V.
SOCAY Electronics Corp., Ltd.
Revision March 28, 2017
www.socay.com
1/7
@ SOCAY Electronics Corp., Ltd. 2017
Specifications are subject to change without notice.
Please refer to www.socay.com for current information.
Surface Mount Transient Voltage Suppressors (TVS)
SMAJ Series
5.0 To 440 V
400W
Electrical Characteristics (TA=25℃ unless otherwise noted)
Uni
Bi
Uni
Bi
Reverse
Stand-Off
Voltage
VRWM(V)
SMAJ5.0A
SMAJ5.0CA
AE
WE
Part Number
Marking
Breakdown
Voltage VBR (V)
@IT
Maximum
Clamping
Voltage
VC
@IPP (V)
Maximum
Peak
Pulse
Current
IPP (A)
Maximum
Reverse
Leakage IR
@VRWM
(μA)
MIN
MAX
Test
Current
IT
(mA)
5.0
6.40
7.00
10
9.2
43.48
800
6.67
7.37
10
10.3
38.83
800
SMAJ6.0A
SMAJ6.0CA
AG
WG
6.0
SMAJ6.5A
SMAJ6.5CA
AK
WK
6.5
7.22
7.98
10
11.2
35.71
500
SMAJ7.0A
SMAJ7.0CA
AM
WM
7.0
7.78
8.60
10
12.0
33.33
200
SMAJ7.5A
SMAJ7.5CA
AP
WP
7.5
8.33
9.21
1
12.9
31.01
100
8.89
9.83
1
13.6
29.41
50
SMAJ8.0A
SMAJ8.0CA
AR
WR
8.0
SMAJ8.5A
SMAJ8.5CA
AT
WT
8.5
9.44
10.40
1
14.4
27.78
10
SMAJ9.0A
SMAJ9.0CA
AV
WV
9.0
10.00
11.10
1
15.4
25.97
5
SMAJ10A
SMAJ10CA
AX
WX
10.0
11.10
12.30
1
17.0
23.53
5
SMAJ11A
SMAJ11CA
AZ
WZ
11.0
12.20
13.50
1
18.2
21.98
5
SMAJ12A
SMAJ12CA
BE
XE
12.0
13.30
14.70
1
19.9
20.10
5
SMAJ13A
SMAJ13CA
BG
XG
13.0
14.40
15.90
1
21.5
18.60
5
SMAJ14A
SMAJ14CA
BK
XK
14.0
15.60
17.20
1
23.2
17.24
5
SMAJ15A
SMAJ15CA
BM
XM
15.0
16.70
18.50
1
24.4
16.39
5
SMAJ16A
SMAJ16CA
BP
XP
16.0
17.80
19.70
1
26.0
15.38
5
SMAJ17A
SMAJ17CA
BR
XR
17.0
18.90
20.90
1
27.6
14.49
5
SMAJ18A
SMAJ18CA
BT
XT
18.0
20.00
22.10
1
29.2
13.70
5
SMAJ19A
SMAJ19CA
BB
XB
19.0
21.10
23.30
1
30.8
13.00
5
SMAJ20A
SMAJ20CA
BV
XV
20.0
22.20
24.50
1
32.4
12.35
5
SMAJ22A
SMAJ22CA
BX
XX
22.0
24.40
26.90
1
35.5
11.27
5
SMAJ24A
SMAJ24CA
BZ
XZ
24.0
26.70
29.50
1
38.9
10.28
5
SMAJ26A
SMAJ26CA
CE
YE
26.0
28.90
31.90
1
42.1
9.50
5
SMAJ28A
SMAJ28CA
CG
YG
28.0
31.10
34.40
1
45.4
8.81
5
SMAJ30A
SMAJ30CA
CK
YK
30.0
33.30
36.80
1
48.4
8.26
5
SMAJ33A
SMAJ33CA
CM
YM
33.0
36.70
40.60
1
53.3
7.50
5
SMAJ36A
SMAJ36CA
CP
YP
36.0
40.00
44.20
1
58.1
6.88
5
SMAJ40A
SMAJ40CA
CR
YR
40.0
44.40
49.10
1
64.5
6.20
5
SMAJ43A
SMAJ43CA
CT
YT
43.0
47.80
52.80
1
69.4
5.76
5
SOCAY Electronics Corp., Ltd.
Revision March 28, 2017
www.socay.com
2/7
@ SOCAY Electronics Corp., Ltd. 2017
Specifications are subject to change without notice.
Please refer to www.socay.com for current information.
Surface Mount Transient Voltage Suppressors (TVS)
SMAJ Series
5.0 To 440 V
Electrical Characteristics
400W
(TA=25℃ unless otherwise noted) (Continue)
Uni
Bi
Uni
Bi
Reverse
Stand-Off
Voltage
VRWM (V)
SMAJ45A
SMAJ45CA
CV
YV
SMAJ48A
SMAJ48CA
CX
SMAJ51A
SMAJ51CA
SMAJ54A
Breakdown
Voltage VBR (V)
@IT
Maximum
Clamping
Voltage
VC
@IPP (V)
Maximum
Peak
Pulse
Current
IPP (A)
Maximum
Reverse
Leakage IR
@VRWM
(μA)
MIN
MAX
Test
Current
IT
(mA)
45.0
50.00
55.30
1
72.7
5.50
5
YX
48.0
53.30
58.90
1
77.4
5.17
5
CZ
YZ
51.0
56.70
62.70
1
82.4
4.85
5
SMAJ54CA
RE
ZE
54.0
60.00
66.30
1
87.1
4.59
5
SMAJ58A
SMAJ58CA
RG
ZG
58.0
64.40
71.20
1
93.6
4.27
5
SMAJ60A
SMAJ60CA
RK
ZK
60.0
66.70
73.70
1
96.8
4.13
5
SMAJ64A
SMAJ64CA
RM
ZM
64.0
71.10
78.60
1
103.0
3.88
5
SMAJ70A
SMAJ70CA
RP
ZP
70.0
77.80
86.00
1
113.0
3.54
5
SMAJ75A
SMAJ75CA
RR
ZR
75.0
83.30
92.10
1
121.0
3.31
5
SMAJ78A
SMAJ78CA
RT
ZT
78.0
86.70
95.80
1
126.0
3.17
5
SMAJ80A
SMAJ80CA
RB
ZB
80.0
88.80
97.60
1
129.6
3.09
5
SMAJ85A
SMAJ85CA
RV
ZV
85.0
94.40
104.00
1
137.0
2.92
5
SMAJ90A
SMAJ90CA
RX
ZX
90.0
100.00
111.00
1
146.0
2.74
5
SMAJ100A
SMAJ100CA
RZ
ZZ
100.0
111.00
123.00
1
162.0
2.47
5
SMAJ110A
SMAJ110CA
SE
VE
110.0
122.00
135.00
1
177.0
2.26
5
SMAJ120A
SMAJ120CA
SG
VG
120.0
133.00
147.00
1
193.0
2.07
5
SMAJ130A
SMAJ130CA
SK
VK
130.0
144.00
159.00
1
209.0
1.91
5
SMAJ140A
SMAJ140CA
SB
VB
140.0
155.00
171.00
1
226.8
1.76
5
SMAJ150A
SMAJ150CA
SM
VM
150.0
167.00
185.00
1
243.0
1.65
5
SMAJ160A
SMAJ160CA
SP
VP
160.0
178.00
197.00
1
259.0
1.54
5
SMAJ170A
SMAJ170CA
SR
VR
170.0
189.00
209.00
1
275.0
1.45
5
SMAJ180A
SMAJ180CA
ST
VT
180.0
201.00
220.00
1
291.6
1.37
5
SMAJ190A
SMAJ190CA
SV
VV
190.0
211.00
232.00
1
307.8
1.30
5
SMAJ200A
SMAJ200CA
SW
VW
200.0
224.00
247.00
1
324.0
1.23
5
SMAJ220A
SMAJ220CA
SX
VX
220.0
246.00
272.00
1
356.0
1.12
5
SMAJ250A
SMAJ250CA
SZ
VZ
250.0
279.00
309.00
1
405.0
0.99
5
SMAJ300A
SMAJ300CA
DE
HE
300.0
335.00
371.00
1
486.0
0.82
5
SMAJ350A
SMAJ350CA
DG
HG
350.0
391.00
432.00
1
567.0
0.71
5
SMAJ400A
SMAJ400CA
DK
HK
400.0
447.00
494.00
1
648.0
0.62
5
SMAJ440A
SMAJ440CA
DM
HM
440.0
492.00
543.00
1
713.0
0.56
5
Part Number
Marking
Note:
1. Suffix 'A ' denotes 5% tolerance device.
2. Add suffix ' CA ' after part number to specify Bi-directional devices.
3. For Bi-Directional devices having VR of 10 volts and under, the IR limit is double.
SOCAY Electronics Corp., Ltd.
Revision March 28, 2017
www.socay.com
3/7
@ SOCAY Electronics Corp., Ltd. 2017
Specifications are subject to change without notice.
Please refer to www.socay.com for current information.
Surface Mount Transient Voltage Suppressors (TVS)
SMAJ Series
5.0 To 440 V
400W
Ratings and Characteristic Curves (TA=25°C unless otherwise noted)
Figure 1 - Peak Pulse Power Rating Curve
Figure 2 - Pulse Derating Curve
Peak Pulse Power (PPP) or Current (IPP)
Derating in Percentage %
PPPM - Peak Pulse Power
(kW)
100
10
1
0.1
0.1
1
10
100
td - Pulse Width (μs)
1000
60
40
20
0
50
75
100
125
TA-Ambient temperature(°C)
150
175
Bi-directional
@zero bins
TJ=25°C
Pulse Width(td) is defined
as the point where the peak
current decays to 50% of IPPM
Peak Value
IPPM
Uni-directional
@zero bins
1000
Cj (pF)
100
Half Value
IPPM (IPPM/2)
50
Uni-directional @VRWM
100
10/1000µsec. Waveform
as defined by R.E.A
10
tc
0
Tj=25°C
f=1.0MHz
Vsig=50mVp-p
1
1.0
2.0
t - Time (ms)
3.0
4.0
1.0
IFSM-Peak Forward Surge Current
(A)
50
0.8
0.6
0.4
0.2
25
50
75
100
125
150
175
100.0
1000.0
SOCAY Electronics Corp., Ltd.
TJ=TJ max.
8.3 ms Single Half Sine-Wave
40
30
20
10
0
200
TL - Lead Temperature(°C)
Revision March 28, 2017
10.0
Figure 6 - Maximum Non-Repetitive Surge Current
1.0
0
Bi-directional @VRWM
VBR-Reverse Breakdown Voltage (V)
Figure 5 - Steady State Power Derating Curve
0.0
25
10000
tr=10µsec
0
0
Figure 4 - Typical Junction Capacitance
150
IPPM - Peak Pulse Current, % IRSM
80
10000
Figure 3 - Pulse Waveform
PM(AV), Steady State Power Dissipation (W)
100
1
10
Number of Cycles at 60Hz
100
www.socay.com
4/7
@ SOCAY Electronics Corp., Ltd. 2017
Specifications are subject to change without notice.
Please refer to www.socay.com for current information.
Surface Mount Transient Voltage Suppressors (TVS)
SMAJ Series
5.0 To 440 V
400W
I-V Curve Characteristics
Uni-directional
Bi-directional
I
I
IPP
IF
VC
V
VBR VRW
R M
VF
IT
IPP
VC
C
r
i
t
i
c
a
l
IR
IT
IT
V
IR
VRW VBR VC
R
M
IPP
Z
o
n
e
T
Physical Specifications
VBR VRW
R M
Environmental Specifications
L
Weight
0.002 ounce, 0.061 gram
Case
JEDEC DO-214AC Molded Plastic over
T
glass passivated junction
t
o
P
Color band denotes cathode except
Bipolar
Matte Tin-plated leads, Solderable per
JESD22-B102D
Polarity
Terminal
Temperature Cycle
JESD22-A104
Pressure Cooker
JESD22-A102
High Temp. Storage
JESD22-A103
HTRB
JESD22-A108
Thermal Shock
JESD22-A106
Soldering Parameters
Reflow Condition
Pre Heat
TP
Ramp-up
TL
Critical Zone
TL to TP
Temperature
TS(max)
Time to peak temperature
(t 25℃ to peak)
-Temperature Max (Ts(max))
200°C
- Time (min to max) (Ts)
60 -180 Seconds
TS(max) to TL - Ramp-up Rate
3°C/second max
- Temperature (TL) (Liquidus)
217°C
- Time (min to max) (TL)
60 -150 Seconds
Peak Temperature (TP)
Time within 5°C
Temperature (tp)
Time
SOCAY Electronics Corp., Ltd.
Revision March 28, 2017
150°C
3°C/second max
Reflow
Preheat
25
-Temperature Min (Ts(min))
Average ramp up rate ( Liquidus Temp TL)
to peak
Ramp-down
TS(min)
Lead–free assembly
260 +0/-5°C
of
actual
peak
20 -40 Seconds
Ramp-down Rate
6°C/second max
Time 25°C to peak Temperature (TP)
8 minutes Max
Do not exceed
280°C
www.socay.com
5/7
@ SOCAY Electronics Corp., Ltd. 2017
Specifications are subject to change without notice.
Please refer to www.socay.com for current information.
Surface Mount Transient Voltage Suppressors (TVS)
SMAJ Series
5.0 To 440 V
400W
Dimensions
Dimensions
DO-214AC (SMA)
Cathode Band
Part Numbering
Inches
Millimeters
Min
Max
Min
Max
A
0.053
0.065
1.35
1.65
B
0.167
0.183
4.25
4.65
C
0.098
0.114
2.50
2.90
D
0.078
0.095
1.98
2.41
E
0.030
0.060
0.76
1.52
F
0.002
0.008
0.051
0.203
G
0.194
0.208
4.93
5.28
H
0.006
0.012
0.15
0.31
I
0.067
-
1.70
-
J
0.082
-
2.10
-
K
-
0.090
-
2.30
L
0.082
-
2.10
-
Part Marking
SMAJ×××CA
Socay Logo
5% VBR VOLTAGE TOLERANCE
BI-DIRECTIONAL
VR VOLTAGE
Cathode Band
SERIES
SOCAY Electronics Corp., Ltd.
Revision March 28, 2017
Marking Code
www.socay.com
6/7
@ SOCAY Electronics Corp., Ltd. 2017
Specifications are subject to change without notice.
Please refer to www.socay.com for current information.
Surface Mount Transient Voltage Suppressors (TVS)
SMAJ Series
5.0 To 440 V
400W
Packaging
Part Number
Component
Package
Quantity
Packaging
Option
Reel Diameters
(mm)
SMAJXXXXX
DO-214AC (SMA)
1000 pcs
Tape & Reel -12mm/7″tape
177.8
SMAJXXXXX
DO-214AC (SMA)
5000 pcs
Tape & Reel -12mm/13″tape
330.0
Tape and Reel Specifications
7.0/13.0
(177.8/330.0)
0.157
(4.0)
0.059 Diameter
(1.5)
0.472
(12.0)
0.36
(9.2)
0.512(13.0)
Arbor Hole Diameter
0.315
(8.0)
0.49
(12.4)
Cover tape
Direction of Feed
Dimensions are in inches
(and millimeters)
SOCAY Electronics Corp., Ltd.
Revision March 28, 2017
www.socay.com
7/7
@ SOCAY Electronics Corp., Ltd. 2017
Specifications are subject to change without notice.
Please refer to www.socay.com for current information.
很抱歉,暂时无法提供与“SMAJ12CA”相匹配的价格&库存,您可以联系我们找货
免费人工找货