Document
SMAJ SERIES
GLASS PASSIVATED SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR
Breakdown Voltage - 5.0 to 440 Volts
Peak Pulse Power-400 Watts
SMA/DO-214AC
0.115(2.92) 0.090(2.28)
0.096(2.43) 0.078(1.99)
0.050(1.27) 0.030(0.77)
0.181(4.60) 0.157(4.00)
Max. 0.203 0.220(5.60) 0.191(4.84)
0.064(1.63) 0.050(1.27)
0.016(0.41) 0.006(0.15)
*Dimensions in inches and (millimeters)
FEATURES
* Glass passivated chip * 400 W peak pulse power capability with a 10/1000 µs wavefrom,
repetitive rate (duty cycle) : 0.01% * Low leakage * Excellent clamping capability * Very fast response time
MECHANICAL DATA
Case : JEDEC DO-214AC molded plastic Terminals : Plated axial leads , solderable per MIL-STD-750,
Method 2026 Polarity : Color band denotes positive end (cathode) except
for bidirectional types Weight : 0.002 ounes, 0.064 gram
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 oC ambient temperature unless otherwise specified. single phase, half wave, 60Hz resistive or inductive load. for capacitive load, derate current by 20%
RATING
SYMBOL
VALUE
UNITS
Peak power dissipation with a 10/1000 µs waveform (note 1)
PPPM
Peak pulse current with a 10/1000 µs waveform (node 1) Power dissipation on infinite heatsink at TL = 75
IPPM PD
Peak forward surge current,8.3ms single half sine-wave unidirectional only (note 2)
IFSM
Operating junction and storage temperature range
TJ,TSTG
NOTES : (1) Non-repetitive current pulse per Fig. 5 and derated abobe TA = 25per Fig. 1 (2) Measured on 8.3ms single half sine-wave or equivalent square wave, duty cycle = 4 pulses per minute maximum.
400 Watts
See next table
Amps
1.0 Watts
40 Amps
-55 to +150
2011/05
Zowie Technology Corporation
Zowie Technology Corporation
SMAJ SERIES
SMAJ PART NUMBER
UNI- POLAR
BI-POLAR
Device Marking
Code
UNI BI
Working Peak Reverse Voltage
VRWM (V)
Breakdown Voltage VBR @IT Min. (V) Max. (V) IT (mA)
SMAJ5.0A SMAJ5.0CA AE WE
5.0
6.4 7.00
10
SMAJ6.0A SMAJ6.0CA AG WG
6.0
6.7 7.37
10
SMAJ6.5A SMAJ6.5CA AK WK
6.5
7.2 7.98
10
SMAJ7.0A SMAJ7.0CA AM WM
7.0
7.8 8.60
10
SMAJ7.5A SMAJ7.5CA AP WP
7.5
8.3 9.21
1
SMAJ8.0A SMAJ8.0CA AR WR
8.0
8.9 9.83
1
SMAJ8.5A SMAJ8.5CA AT WT
8.5
9.4 10.4
1
SMAJ9.0A SMAJ9.0CA AV WV
9.0
10.0 11.1
1
SMAJ10A
SMAJ10CA
AX WX
10
11.1 12.3
1
SMAJ11A
SMAJ11CA
AZ WZ
11
12.2 13.5
1
SMAJ12A
SMAJ12CA
BE XE
12
13.3 14.7
1
SMAJ13A
SMAJ13CA
BG XG
13
14.4 15.9
1
SMAJ14A
SMAJ14CA
BK XK
14
15.6 17.2
1
SMAJ15A
SMAJ15CA
BM XM
15
16.7 18.5
1
SMAJ16A
SMAJ16CA
BP XP
16
17.8 19.7
1
SMAJ17A
SMAJ17CA
BR XR
17
18.9 20.9
1
SMAJ18A
SMAJ18CA
BT XT
18
20.0 22.1
1
SMAJ19A
SMAJ19CA
BB XB
19
21.1 23.3
1
SMAJ20A
SMAJ20CA
BV XV
20
22.2 24.5
1
SMAJ22A
SMAJ22CA
BX XX
22
24.4 26.9
1
SMAJ24A
SMAJ24CA
BZ XZ
24
26.7 29.5
1
SMAJ26A
SMAJ26CA
CE YE
26
28.9 31.9
1
SMAJ28A
SMAJ28CA
CG YG
28
31.1 34.4
1
SMAJ30A
SMAJ30CA
CK YK
30
33.3 36.8
1
SMAJ33A
SMAJ33CA
CM YM
33
36.7 40.6
1
SMAJ36A
SMAJ36CA
CP YP
36
40.0 44.2
1
SMAJ40A
SMAJ40CA
CR YR
40
44.4 49.1
1
SMAJ43A
SMAJ43CA
CT YT
43
47.8 52.8
1
SMAJ45A
SMAJ45CA
CV YV
45
50.0 55.3
1
SMAJ48A
SMAJ48CA
CX YX
48
53.3 58.9
1
SMAJ51A
SMAJ51CA
CZ YZ
51
56.7 62.7
1
SMAJ54A
SMAJ54CA
RE ZE
54
60.0 66.3
1
SMAJ58A
SMAJ58CA
RG ZG
58
64.4 71.2
1
SMAJ60A
SMAJ60CA
RK ZK
60
66.7 73.7
1
SMAJ64A
SMAJ64CA
RM ZM
64
71.1 78.6
1
SMAJ70A
SMAJ70CA
RP ZP
70
77.8 86.0
1
SMAJ75A
SMAJ75CA
RR ZR
75
83.3 92.1
1
SMAJ78A
SMAJ78CA
RT ZT
78
86.7 95.8
1
SMAJ80A
SMAJ80CA
RB ZB
80
88.8 97.6
1
SMAJ85A
SMAJ85CA
RV ZV
85
94.4 104
1
SMAJ90A
SMAJ90CA
RX ZX
90
100 111
1
SMAJ100A SMAJ100CA RZ ZZ
100
111 123
1
SMAJ110A SMAJ110CA SE VE
110
122 135
1
SMAJ120A SMAJ120CA SG VG
120
133 147
1
SMAJ130A SMAJ130CA SK VK
130
144 159
1
SMAJ140A SMAJ140CA SB VB
140
155 171
1
SMAJ150A SMAJ150CA SM VM
150
167 185
1
SMAJ160A SMAJ160CA SP VP
160
178 197
1
SMAJ170A SMAJ170CA SR VR
170
189 209
1
SMAJ180A SMAJ180CA ST VT
180
200 220
1
SMAJ190A SMAJ190CA SV VV
190
211 232
1
SMAJ200A SMAJ200CA SW VW
200
224 247
1
SMAJ220A SMAJ220CA SX VX
220
246 272
1
SMAJ250A SMAJ250CA SZ VZ
250
279 309
1
SMAJ300A SMAJ300CA DE HE
300
335 371
1
SMAJ350A SMAJ350CA DG HG
350
391 432
1
SMAJ400A SMAJ400CA DK HK
400
447 494
1
SMAJ440A SMAJ440CA DM HM
440
492 543
1
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 .
Maximum Clamping Voltage VC (V) @ IPP
9.2 10.3 11.2 12.0 12.9 13.6 14.4 15.4 17.0 18.2 19.9 21.5 23.2 24.4 26.0 27.6 29.2 30.8 32.4 35.5 38.9 42.1 45.4 48.4 53.3 58.1 64.5 69.4 72.7 77.4 82.4 87.1 93.6 96.8 103 113 121 126 130 137 146 162 177 193 209 227 243 259 275 292 308 324 356 405 486 567 648 713
Maximum Reverse Surge Current I.