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SMAJ SERIES
SURFACE MOUNT UNIDIRECTIONAL AND BIDIRECTIONAL TRANSIENT VOLTAGE SUPPRESSORS FEATURES
Rating to 200V VBR For surface mounted applications Reliable low cost construction utilizing molded plastic
.
REVERSE VOLTAGE - 5.0 to 170 Volts POWER DISSIPATION - 400 Watts
SMA
technique
Plastic material has UL recognition 94V-0 Typical IR less than 1A above 10V Fast response time:typically less than 1.0ns for
.062(1.60) .055(1.40)
.114(2.90) .098(2.50)
Uni-direction,less than 5.0ns fo Bi-direction,from 0 Volts to BV min
.181(4.60) .157(4.00) .012(.305) .006(.152) .103(2.62) .079(2.00) .060(1.52) .030(0.76) .008(.203) .002(.051)
MECHANICAL DATA
Case : Molded Plastic Polarity:by cathode band denotes uni-directional device
none cathode band denotes bi-directional device
Weight : 0.002 ounces, 0.053 grams
.208(5.28) .188(4.80)
Dimensions in inches and(millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating at 25 ambient temperature unless otherwise specified. Single phase, half wave ,60Hz, resistive or inductive load. For capacitive load, derate current by 20%
CHARACTERISTICS
Peak Power Dissipation at TA=25 TP=1ms (NOTE1,2) Peak Forward Surge Current 8.3ms Single Half Sine-Wave Super Imposed on Rated Load (JEDEC Method) Steady State Power Dissipation at TL=75 Maximum Instantaneous Forward Voltage at 35A for Unidirectional Devices Only (NOTE3) Operating Temperature Range Storage Temperature Range
SYMBOL PPK
VALUE Minimum 400
UNIT WATTS
IFSM PM(AV) VF TJ TSTG
40 1.0 3.5 -55 to + 150 -55 to + 175
AMPS WATTS VOLTS
NOTES:1. Non-repetitive current pulse ,per Fig. 3 and derated above TA=25 per Fig. 1. 2. Thermal Resistance junction to Lead. 3. 8.3ms single half-wave duty cycle=4 pulses per minutes maximum (uni-directional units only).
~ 280 ~
RATING AND CHARACTERTIC CURVES SMAJ SERIES
FIG.1-PULSE DERATING CURVE 60 100 75 50
10*1000 WAVEFORM AS DEFINED BY R.E.A
FIG.2-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT PEAK FORWARD SURGE CURRENT, AMPERES
PEAK PULSE DERATING IN % OF PEAK POWER OR CURRENT
50 40 30 20 10 0
SINGLE SINE-WAVE JEDEC METHOD
25 0 0 25 50 75 100 125 150 175 200
TA AMBIENT TEMPERATURE,
1
2
5
10
20
50
100
NUMBER OF CYCLES AT 60Hz
FIG.3-PULSE WAVEFORM FIG.4-TYPICAL JUNCTION CAPACITANCE IP PEAK PULSE CURRENT %
TR=10us
Half value =
IRSM 2
Pulse with (Tp) is defined as that point where the peak current decays to 50% of IRSM
CAPACITANCE PF
100
Peak value(IRSM)
10000
1000
Uni-directional TJ=25
50
TJ=25C 10*1000waveform as defined by R.E.A
100
Bi-directional
TP
10 1 4 10 100 1000
0 0 1.0 2.0 T, TIME (ms) 3.0 4.0
STAND-OFF VOLTAGE,VOLTS
100
PM(AV), STEADY STATE POWER DISSIPATION (W)
FIG.5-PULSE RATING CURVE
FIG.6-STEADY STATE POWER DERATING CURVE 1.0 0.8 0.6 0.4 0.2 0.0 0 25 50 75 100 125 150 175 200
60Hz RESISTIVE OR INDUCTIVE LOAD
PP, PEAK POWER (Kw)
10
1.0
TA=25 NON-REPETIVE PULSE WAVE FORM SHOWN IN FIG.3
0.1 0.1us
1.0us
10us
100us
1.0ms
10ms
TP, PULSE WIDTH
TL, LEAD TEMPERATURE
~ 281 ~
SMAJ SERIES
Device Unidirectional Device Bidirectional Device Marking code Working Peak Reverse Voltage Breakdown Voltage VBR Volts Min(V) 6.40 6.40 6.67 6.67 7.22 7.22 7.78 7.78 8.33 8.33 8.89 8.89 9.44 9.44 10.00 10.00 11.10 11.10 12.20 12.20 13.30 13.30 14.40 14.40 15.60 15.60 16.70 16.70 17.80 17.80 18.90 18.90 20.00 20.00 22.20 22.20 24.40 24.40 26.70 26.70 28.90 28.90 31.10 31.10 33.30 33.30 36.70 36.70 Max(V) 7.30 7.00 8.15 7.37 8.82 7.98 9.51 8.60 10.30 9.21 10.90 9.83 11.50 10.40 12.20 11.10 13.60 12.30 14.90 13.50 16.30 14.70 17.60 15.90 19.10 17.20 20.40 18.50 21.80 19.70 23.10 20.90 24.40 22.10 27.10 24.50 29.80 26.90 32.60 29.50 35.30 31.90 38.00 34.40 40.70 36.80 44.90 40.60 @ IT(mA) 10 10 10 10 10 10 10 10 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 Maximum Reverse Voltage at IRSM (Clamping Voltage) VRSM (volts) 9.6 9.2 11.4 10.3 12.3 11.2 13.3 12.0 14.3 12.9 15.0 13.6 15.9 14.4 16.9 15.4 18.8 17.0 20.1 18.2 22.0 19.9 23.8 21.5 25.8 23.2 26.9 24.4 28.8 26.0 30.5 27.6 32.2 29.2 35.8 32.4 39.4 35.5 43.0 38.9 46.6 42.1 50.0 45.4 53.5 48.4 59.0 53.3 Maximum Reverse Surge Current IRSM (Amps) 41.6 43.5 35.1 38.8 32.5 35.7 30.1 33.3 28.0 31.0 26.5 29.4 25.1 27.7 23.6 26.0 21.2 23.5 20.0 22.0 18.1 20.1 16.8 18.6 15.5 17.2 14.8 16.4 13.8 15.3 13.1 14.5 12.4 13.7 11.1 12.3 10.1 11.2 9.3 10.3 8.6 9.5 8.0 8.8 7.5 8.3 6.8 7.5 Maximum Reverse Leakage at VRWM IR (A) 800/1600 800/1600 800/1600 800/1600 500/1000 500/1000 200/400 200/400 100/200 100/200 50/100 50/100 10/20 10/20 5/10 5/10 5/10 5/10 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0
(UNI) SMAJ5.0 SMAJ5.0A SMAJ6.0 SMAJ6.0A SMAJ6.5 SMAJ6.5A SMAJ7.0 SMAJ7.0A SMAJ7.5 SMAJ7.5A SMAJ8.0 SMAJ8.0A SMAJ8.5 SMAJ8.5A SMAJ9.0 SMAJ9.0A SMAJ10 SMAJ10A SMAJ11 SMAJ11A SMAJ12 SMAJ12A SMAJ13 SMAJ13A SMAJ14 SMAJ14A SMAJ15 SMAJ15A SMAJ16 SMAJ16A SMAJ17 SMAJ17A SMAJ18 SMAJ18A SMAJ20 SMAJ20A SMAJ22 SMAJ22A SMAJ24 SMAJ24A SMAJ26 SMAJ26A SMAJ28 SMAJ28A SMAJ30 SMAJ30A SMAJ33 SMAJ33A SMAJ5.0C SMAJ5.0CA SMAJ6.0C SMAJ6.0CA SMAJ6.5C SMAJ6.5CA SMAJ7.0C SMAJ7.0CA SMAJ7.5C SMAJ7.5CA SMAJ8.0C SMAJ8.0CA SMAJ8.5C SMAJ8.5CA SMAJ9.0C SMAJ9.0CA SMAJ10C SMAJ10CA SMAJ11C SMAJ11CA SMAJ12C SMAJ12CA SMAJ13C SMAJ13CA SMAJ14C SMAJ14CA SMAJ15C SMAJ15CA SMAJ16C SMAJ16CA SMAJ17C SMAJ17CA SMAJ18C SMAJ18CA SMAJ20C SMAJ20CA SMAJ22C SMAJ22CA SMAJ24C SMAJ24CA SMAJ26C SMAJ26CA SMAJ28C SMAJ28CA SMAJ30C SMAJ30CA SMAJ33C SMAJ33CA HD HE HF HG HH HK HL HM HN HP HQ HR HS HT HU HV HW HX HY HZ ID IE IF IG IH IK IL IM IN IP IQ IR IS IT IU IV IW IX IY IZ JD JE JF JG JH JK JL JM
(BI) TD TE TF TG TH TK TL TM TN TP TQ TR TS TT TU TV TW TX TY TZ UD UE UF UG UH UK UL UM UN UP UQ UR US UT UU UV UW UX UY UZ VD VE VF VG VH VK VL VM
VRWM (volts) 5.0 5.0 6.0 6.0 6.5 6.5 7.0 7.0 7.5 7.5 8.0 8.0 8.5 8.5 9.0 9.0 10.0 10.0 11.0 11.0 12.0 12.0 13.0 13.0 14.0 14.0 15.0 15.0 16.0 16.0 17.0 17.0 18.0 18.0 20.0 20.0 22.0 22.0 24.0 24.0 26.0 26.0 28.0 28.0 30.0 30.0 33.0 33.0
~ 282 ~
SMAJ SERIES
Device Unidirectional Device Bidirectional Device Marking code Working Peak Reverse Voltage Breakdown Voltage VBR Volts Min(V) Max(V) @ IT(mA) Maximum Reverse Voltage at IRSM (Clamping Voltage) VRSM (volts) Maximum Reverse Surge Current IRSM (Amps) Maximum Reverse Leakage at VRWM IR (A)
(UNI) SMAJ36 SMAJ36A SMAJ40 SMAJ40A SMAJ43 SMAJ43A SMAJ45 SMAJ45A SMAJ48 SMAJ48A SMAJ51 SMAJ51A SMAJ54 SMAJ54A SMAJ58 SMAJ58A SMAJ60 SMAJ60A SMAJ64 SMAJ64A SMAJ70 SMAJ70A SMAJ75 SMAJ75A SMAJ78 SMAJ78A SMAJ85 SMAJ85A SMAJ90 SMAJ90A SMAJ100 SMAJ100A SMAJ110 SMAJ110A SMAJ120 SMAJ120A SMAJ130 SMAJ130A SMAJ150 SMAJ150A SMAJ160 SMAJ160A SMAJ170 SMAJ170A SMAJ36C SMAJ36CA SMAJ40C SMAJ40CA SMAJ43C SMAJ43CA SMAJ45C SMAJ45CA SMAJ48C SMAJ48CA SMAJ51C SMAJ51CA SMAJ54C SMAJ54CA SMAJ58C SMAJ58CA SMAJ60C SMAJ60CA SMAJ64C SMAJ64CA SMAJ70C SMAJ70CA SMAJ75C SMAJ75CA SMAJ78C SMAJ78CA SMAJ85C SMAJ85CA SMAJ90C SMAJ90CA SMAJ100C SMAJ100CA SMAJ110C SMAJ110CA SMAJ120C SMAJ120CA SMAJ130C SMAJ130CA SMAJ150C SMAJ150CA SMAJ160C SMAJ160CA SMAJ170C SMAJ170CA
(BI)
VRWM (volts)
JN JP JQ JR JS JT JU JV JW JX JY JZ RD RE RF RG RH RK RL RM RN RP RQ RR RS RT RU RV RW RX RY RZ SD SE SF SG SH SK SL SM SN SP SQ SR
VN VP VQ VR VS VT VU VV VW VX VY VZ WD WE WF WG WH WK WL WM WN WP WQ WR WS WT WU WV WW WX WY WZ XD XE XF XG XH XK XL XM XN XP XQ XR
36.0 36.0 40.0 40.0 43.0 43.0 45.0 45.0 48.0 48.0 51.0 51.0 54.0 54.0 58.0 58.0 60.0 60.0 64.0 64.0 70.0 70.0 75.0 75.0 78.0 78.0 85.0 85.0 90.0 90.0 100.0 100.0 110.0 110.0 120.0 120.0 130.0 130.0 150.0 150.0 160.0 160.0 170.0 170.0
40.0 40.0 44.4 44.4 47.8 47.8 50.0 50.0 53.3 53.3 56.7 56.7 60.0 60.0 64.4 64.4 66.7 66.7 71.1 71.1 77.8 77.8 83.3 83.3 86.7 86.7 94.4 94.4 100.0 100.0 111.0 111.0 122.0 122.0 133.0 133.0 144.0 144.0 167.0 167.0 178.0 178.0 189.0 189.0
48.9 44.2 54.3 49.1 58.4 52.8 61.1 55.3 65.1 58.9 69.3 62.7 73.3 66.3 78.7 71.2 81.5 73.7 86.4 78.6 95.1 86.0 102.0 92.1 106.0 95.8 115.0 104.0 122.0 111.0 136.0 123.0 149.0 135.0 163.0 147.0 176.0 159.0 204.0 185.0 218.0 197.0 231.0 209.0
1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0
64.3 58.1 71.4 64.5 76.7 69.4 80.3 72.7 85.5 77.4 91.1 82.4 96.3 87.1 103.0 93.6 107.0 96.8 114.0 103.0 125.0 113.0 134.0 121.0 139.0 126.0 151.0 137.0 160.0 146.0 179.0 162.0 196.0 177.0 214.0 193.0 231.0 209.0 268.0 243.0 287.0 259.0 304.0 275.0
6.2 6.9 5.6 6.2 5.2 5.7 5.0 5.5 4.7 5.2 4.4 4.9 4.2 4.6 3.9 4.3 3.7 4.1 3.5 3.9 3.2 3.5 3.0 3.3 2.9 3.2 2.6 2.9 2.5 2.7 2.2 2.5 2.0 2.3 1.9 2.0 1.7 1.9 1.5 1.6 1.4 1.5 1.3 1.4
5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0
NOTE: For bidirectional use C or CA suffix for types SMAJ5.0 thru types SMAJ170(ex. SMAJ5.0C, SMAJ170CA). Electrical characteristics apply in both directions. The later codes(/TD thru /XR) denote by bidirectional material.
~ 283 ~

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