SOCAY Surface Mount TVS Diodes SMAJ18A, DO-214AC/SMA Package 400W 18V
DATASHEET: SMAJ_v2207.1.pdf
Description:
The SMAJ series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.
| Part Number |
Marking |
Reverse
Stand-Off
Voltage VRWM(V)
|
Breakdown
Voltage VBR (V)
@IT
|
Test
Current
IT (mA)
|
Maximum
Clamping
Voltage VC @IPP (V)
|
Maximum
Peak
Pulse
Current IPP (A)
|
Maximum
Reverse
Leakage IR
@VRWM (μA)
|
| Uni |
Bi |
Uni |
Bi |
|
MIN |
MAX |
|
|
|
|
| SMAJ3.3A |
— |
A1 |
— |
3.3 |
4.10 |
-- |
1 |
8.0 |
50.00 |
600 |
| SMAJ5.0A |
SMAJ5.0CA |
AE |
WE |
5.0 |
6.40 |
7.00 |
10 |
9.2 |
43.48 |
800 |
| SMAJ6.0A |
SMAJ6.0CA |
AG |
WG |
6.0 |
6.67 |
7.37 |
10 |
10.3 |
38.83 |
800 |
| 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 |
| SMAJ8.0A |
SMAJ8.0CA |
AR |
WR |
8.0 |
8.89 |
9.83 |
1 |
13.6 |
29.41 |
50 |
| 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 |
| SMAJ45A |
SMAJ45CA |
CV |
YV |
45.0 |
50.00 |
55.30 |
1 |
72.7 |
5.50 |
5 |
| SMAJ48A |
SMAJ48CA |
CX |
YX |
48.0 |
53.30 |
58.90 |
1 |
77.4 |
5.17 |
5 |
| SMAJ51A |
SMAJ51CA |
CZ |
YZ |
51.0 |
56.70 |
62.70 |
1 |
82.4 |
4.85 |
5 |
| SMAJ54A |
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 |
Notes:
1.1.Suffix 'A ' denotes 5% tolerance device.
2. 2.Add suffix ' CA ' after part number to specify Bi-directional devices.
3. 3.For Bi-Directional devices having VR of 10 volts and under, the IR limit is double.
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)
Application:
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.
| Parameter |
Symbol |
Value |
Unit |
| Peak Pulse Power Dissipation with a 10/1000µs waveform (Fig.1)(Note 1), (Note 2) |
PPPM |
400 |
Watts |
| Peak Pulse Current with a 10/1000µs waveform.(Note1,Fig.3) |
IPP |
See Next Table |
Amps |
| Power Dissipation on Infinite Heat Sink at TL=75°C |
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 |
| Operating junction and Storage Temperature Range. |
TJ , TSTG |
-55 to +150 |
℃ |
|
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.
|
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