SMAJ90A5A-E3 - Vishay Presicion Group

Devices for Bidirectional Applications

For bi-directional devices, use suffix C or CA (e.g. SMAJ10C, SMAJ10CA). Electrical characteristics apply in both directions.

Maximum Ratings & Thermal Characteristics Ratings at 25°C ambient temperature unless otherwise specified.

Parameter Symbol Value Unit

Peak pulse power dissipation with PPPM 400 W

a 10/1000µs waveform(1,2) (see fig. 1)

Peak pulse current with a 10/1000µs waveform(1) IPPM See Next Table A

Peak forward surge current 8.3ms single half sine-wave IFSM 40 A

uni-directional only(2)

Typical thermal resistance, junction to ambient(3) RθJA 120 °C/W

Typical thermal resistance, junction to lead RθJL 30 °C/W

Operating junction and storage temperature range TJ, TSTG – 55 to +150 °C

Notes: (1) Non-repetitive current pulse, per Fig. 3 and derated above TA= 25°C per Fig. 2. Rating is 300W above 78V

(2) Mounted on 0.2 x 0.2” (5.0 x 5.0mm) copper pads to each terminal

(3) Mounted on minimum recommended pad layout

0.157 (3.99)

0.177 (4.50)

0.006 (0.152)

0.012 (0.305)

0.030 (0.76)

0.060 (1.52) 0.008 (0.203) MAX.

0.194 (4.93)

0.208 (5.28)

0.100 (2.54)

0.110 (2.79)

0.078 (1.98)

0.090 (2.29)

0.049 (1.25)

0.065 (1.65)

Cathode Band

SMAJ5.0 thru 188CA

Surface Mount TRANSZORB®

Transient Voltage Suppressors

Stand-off Voltage 5.0 to 188V

Peak Pulse Power 400W

Dimensions in inches

and (millimeters)

DO-214AC (SMA)

10/17/01

Features

• Plastic package has Underwriters Laboratory

Flammability Classification 94V-0

• Optimized for LAN protection applications

• Ideal for ESD protection of data lines in

accordance with IEC 1000-4-2 (IEC801-2)

• Ideal for EFT protection of data lines in

accordance with IEC 1000-4-4 (IEC801-4)

• Low profile package with built-in strain relief for

surface mounted applications

• Glass passivated junction

• Low incremental surge resistance, excellent clamping

capability

• 400W peak pulse power capability with a 10/1000µs

waveform, repetition rate (duty cycle): 0.01% (300W

above 78V)

• Very fast response time

• High temperature soldering guaranteed:

250°C/10 seconds at terminals

Mechanical Data

Case: JEDEC DO-214AC molded plastic over

passivated chip

Terminals: Solder plated, solderable per MIL-STD-750,

Method 2026

Polarity: For uni-directional types the band denotes the

cathode, which is positive with respect to the anode

under normal TVS operation

Mounting Position: Any Weight: 0.002oz., 0.064g

Packaging Codes – Options (Antistatic):

51 – 1K per Bulk box, 20K/carton

61 – 1.8K per 7” plastic Reel (12mm tape), 36K/carton

5A – 7.5K per 13” plastic Reel (12mm tape), 75K/carton

0.094 MAX.

(2.38 MAX.)

0.220

(5.58) REF

0.066 MIN.

(1.68 MIN.)

0.052 MIN.

(1.32 MIN.)

Mounting Pad Layout

Extended

Voltage Range

SMAJ5.0 thru 188CA

Surface Mount TRANSZORB®

Transient Voltage Suppressors

Electrical Characteristics Ratings at 25°C ambient temperature unless otherwise specified. VF= 3.5V at IF= 25A (uni-directional only)

Device Breakdown Voltage Maximum Maximum Maximum

Device Type Marking V(BR) at IT(1) Test Stand-off Reverse Leakage Peak Pulse Surge Clamping

Code (V) Current Voltage at VWM Current IPPM Voltage at IPPM

UNI BI Min Max IT(mA) VWM (V) ID (µA) (3) (A)(2) VC(V)

SMAJ5.0 AD WD 6.40 7.82 10 5.0 800 41.7 9.6

SMAJ5.0A(5) AE WE 6.40 7.07 10 5.0 800 43.5 9.2

SMAJ6.0 AF WF 6.67 8.15 10 6.0 800 35.1 11.4

SMAJ6.0A AG WG 6.67 7.37 10 6.0 800 38.8 10.3

SMAJ6.5 AH WH 7.22 8.82 10 6.5 500 32.5 12.3

SMAJ6.5A AK WK 7.22 7.98 10 6.5 500 35.7 11.2

SMAJ7.0 AL WL 7.78 9.51 10 7.0 200 30.1 13.3

SMAJ7.0A AM WM 7.78 8.60 10 7.0 200 33.3 12.0

SMAJ7.5 AN WN 8.33 10.2 1.0 7.5 100 28.0 14.3

SMAJ7.5A AP WP 8.33 9.21 1.0 7.5 100 31.0 12.9

SMAJ8.0 AQ WQ 8.89 10.9 1.0 8.0 50 26.7 15.0

SMAJ8.0A AR WR 8.89 9.83 1.0 8.0 50 29.4 13.6

SMAJ8.5 AS WS 9.44 11.5 1.0 8.5 10 25.2 15.9

SMAJ8.5A AT WT 9.44 10.4 1.0 8.5 10 27.8 14.4

SMAJ9.0 AU WU 10.0 12.2 1.0 9.0 5.0 23.7 16.9

SMAJ9.0A AV WV 10.0 11.1 1.0 9.0 5.0 26.0 15.4

SMAJ10 AW WW 11.1 13.6 1.0 10 1.0 21.3 18.8

SMAJ10A AX WX 11.1 12.3 1.0 10 1.0 23.5 17.0

SMAJ11 AY WY 12.2 14.9 1.0 11 1.0 19.9 20.1

SMAJ11A AZ WZ 12.2 13.5 1.0 11 1.0 22.0 18.2

SMAJ12 BD XD 13.3 16.3 1.0 12 1.0 18.2 22.0

SMAJ12A BE XE 13.3 14.7 1.0 12 1.0 20.1 19.9

SMAJ13 BF XF 14.4 17.6 1.0 13 1.0 16.8 23.8

SMAJ13A BG XG 14.4 15.9 1.0 13 1.0 18.6 21.5

SMAJ14 BH XH 15.6 19.1 1.0 14 1.0 15.5 25.8

SMAJ14A BK XK 15.6 17.2 1.0 14 1.0 17.2 23.2

SMAJ15 BL XL 16.7 20.4 1.0 15 1.0 14.9 26.9

SMAJ15A BM XM 16.7 18.5 1.0 15 1.0 16.4 24.4

SMAJ16 BN XN 17.8 21.8 1.0 16 1.0 13.9 28.8

SMAJ16A BP XP 17.8 19.7 1.0 16 1.0 15.4 26.0

SMAJ17 BQ XQ 18.9 23.1 1.0 17 1.0 13.1 30.5

SMAJ17A BR XR 18.9 20.9 1.0 17 1.0 14.5 27.6

SMAJ18 BS XS 20.0 24.4 1.0 18 1.0 12.4 32.2

SMAJ18A BT XT 20.0 22.1 1.0 18 1.0 13.7 29.2

SMAJ20 BU XU 22.2 27.1 1.0 20 1.0 11.2 35.8

SMAJ20A BV XV 22.2 24.5 1.0 20 1.0 12.3 32.4

SMAJ22 BW XW 24.4 29.8 1.0 22 1.0 10.2 39.4

SMAJ22A BX XX 24.4 26.9 1.0 22 1.0 11.3 35.5

SMAJ24 BY XY 26.7 32.6 1.0 24 1.0 9.3 43.0

SMAJ24A BZ XZ 26.7 29.5 1.0 24 1.0 10.3 38.9

SMAJ26 CD YD 28.9 35.3 1.0 26 1.0 8.6 46.6

SMAJ26A CE YE 28.9 31.9 1.0 26 1.0 9.5 42.1

SMAJ28 CF YF 31.1 38.0 1.0 28 1.0 8.0 50.0

SMAJ28A CG YG 31.1 34.4 1.0 28 1.0 8.8 45.4

SMAJ30 CH YH 33.3 40.7 1.0 30 1.0 7.5 53.5

SMAJ30A CK YK 33.3 36.8 1.0 30 1.0 8.3 48.4

Notes: (1) Pulse test: tp ≤50ms

(2) Surge current waveform per Fig. 3 and derate per Fig. 2

(3) For bi-directional types having VWM of 10 Volts and less, the ID limit is doubled

(4) All terms and symbols are consistent with ANSI/IEEE C62.35

(5) For the bidirectional SMAJ5.0CA, the maximum V(BR) is 7.25V.

Electrical Characteristics Ratings at 25°C ambient temperature unless otherwise specified. VF= 3.5V at IF= 25A (uni-directional only)

Device Breakdown Voltage Maximum Maximum Maximum

Device Type Marking V(BR) at IT(1) Test Stand-off Reverse Leakage Peak Pulse Surge Clamping

Code (V) Current Voltage at VWM Current IPPM Voltage at IPPM

UNI BI Min Max IT(mA) VWM (V) ID (µA) (3) (A)(2) VC(V)

SMAJ33 CL YL 36.7 44.9 1.0 33 1.0 6.8 59.0

SMAJ33A CM YM 36.7 40.6 1.0 33 1.0 7.5 53.3

SMAJ36 CN YN 40.0 48.9 1.0 36 1.0 6.2 64.3

SMAJ36A CP YP 40.0 44.2 1.0 36 1.0 6.9 58.1

SMAJ40 CQ YQ 44.4 54.3 1.0 40 1.0 5.6 71.4

SMAJ40A CR YR 44.4 49.1 1.0 40 1.0 6.2 64.5

SMAJ43 CS YS 47.8 58.4 1.0 43 1.0 5.2 76.7

SMAJ43A CT YT 47.8 52.8 1.0 43 1.0 5.8 69.4

SMAJ45 CU YU 50.0 61.1 1.0 45 1.0 5.0 80.3

SMAJ45A CV YV 50.0 55.3 1.0 45 1.0 5.5 72.7

SMAJ48 CW YW 53.3 65.1 1.0 48 1.0 4.7 85.5

SMAJ48A CX YX 53.3 58.9 1.0 48 1.0 5.2 77.4

SMAJ51 CY YY 56.7 69.3 1.0 51 1.0 4.4 91.1

SMAJ51A CZ YZ 56.7 62.7 1.0 51 1.0 4.9 82.4

SMAJ54 RD ZD 60.0 73.3 1.0 54 1.0 4.2 96.3

SMAJ54A RE ZE 60.0 66.3 1.0 54 1.0 4.6 87.1

SMAJ58 RF ZF 64.4 78.7 1.0 58 1.0 3.9 103

SMAJ58A RG ZG 64.4 71.2 1.0 58 1.0 4.3 93.6

SMAJ60 RH ZH 66.7 81.5 1.0 60 1.0 3.7 107

SMAJ60A RK ZK 66.7 73.7 1.0 60 1.0 4.1 96.8

SMAJ64 RL ZL 71.1 86.9 1.0 64 1.0 3.5 114

SMAJ64A RM ZM 71.1 78.6 1.0 64 1.0 3.9 103

SMAJ70 RN ZN 77.8 95.1 1.0 70 1.0 3.2 125

SMAJ70A RP ZP 77.8 86.0 1.0 70 1.0 3.5 113

SMAJ75 RQ ZQ 83.3 102 1.0 75 1.0 3.0 134

SMAJ75A RR ZR 83.3 92.1 1.0 75 1.0 3.3 121

SMAJ78 RS ZS 86.7 106 1.0 78 1.0 2.9 139

SMAJ78A RT ZT 86.7 95.8 1.0 78 1.0 3.2 126

SMAJ85 RU ZU 94.4 115 1.0 85 1.0 2.0 151

SMAJ85A RV ZV 94.4 104 1.0 85 1.0 2.2 137

SMAJ90 RW ZW 100 122 1.0 90 1.0 1.9 160

SMAJ90A RX ZX 100 111 1.0 90 1.0 2.1 146

SMAJ100 RY ZY 111 136 1.0 100 1.0 1.7 179

SMAJ100A RZ ZZ 111 123 1.0 100 1.0 1.9 162

SMAJ110 VD VD 122 149 1.0 110 1.0 1.5 196

SMAJ110A SE VE 122 135 1.0 110 1.0 1.7 177

SMAJ120 SF VF 133 163 1.0 120 1.0 1.4 214

SMAJ120A VG VG 133 147 1.0 120 1.0 1.6 193

SMAJ130 SH VH 144 176 1.0 130 1.0 1.3 231

SMAJ130A VK VK 144 159 1.0 130 1.0 1.4 209

SMAJ150 SL VL 167 204 1.0 150 1.0 1.1 268

SMAJ150A VM VM 167 185 1.0 150 1.0 1.2 243

SMAJ160 SN VN 178 218 1.0 160 1.0 1.0 287

SMAJ160A SP VP 178 197 1.0 160 1.0 1.2 259

SMAJ170 SQ VQ 189 231 1.0 170 1.0 0.99 304

SMAJ170A SR VR 189 209 1.0 170 1.0 1.09 275

SMAJ188 ST VT 209 255 1.0 188 1.0 0.9 344

SMAJ188A SS VS 209 231 1.0 188 1.0 0.91 328

Notes: (1) Pulse test: tp ≤50ms

(2) Surge current waveform per Fig. 3 and derate per Fig. 2

(3) For bi-directional types having VWM of 10 Volts and less, the ID limit is doubled

(4) All terms and symbols are consistent with ANSI/IEEE C62.35

SMAJ5.0 thru 188CA

Surface Mount TRANSZORB®

Transient Voltage Suppressors

100

07525 50 100 125 150 175 200

Peak Pulse Power (PPP) or Current (IPPM)

Derating in Percentage, %

TA — Ambient Temperature (°C)

1 5 10 50 100

tp — Pulse Duration (sec)

Fig. 2 – Pulse Derating Curve

PPPM — Peak Pulse Power (kW)

Fig. 1 – P eak Pulse P o wer Rating Curve

0.1

100

0.1µs 1.0µs10µs

td — Pulse Width (sec.)

100µs 1.0ms 10ms

0.2 x 0.2" (5.0 x 5.0mm)

Copper Pad Areas

0.2 x 0.2" (5.0 x 5.0mm)

Copper Pad Areas

Transient Thermal Impedance (°C/W)

Fig. 5 – Typical T ransient Thermal

Impedance

Non-repetitive Pulse

Waveform shown in Fig. 3

TA = 25°C

Fig. 6 - Maximum Non-Repetitive Forward

Surge Current Uni-Directional Only

IFSM — Peak Forward Surge Current (A)

Number of Cycles at 60 Hz

CJ — Junction Capacitance (pF)

100

1,000

10,000

101 100 200

VWM — Reverse Stand-off Voltage (V)

TJ = 25°C

f = 1.0MHz

Vsig = 50mVp-p

Measured at

Stand-Off

Voltage, VWM

Uni-Directional

Bi-Directional

100

200 TJ = TJ max.

8.3ms Single Half Sine-Wave

(JEDEC Method)

Fig. 4 – Typical J unction Capacitance

100

1000

0.001 0.01 0.1 1 10 100 1000

100

150

IPPM — Peak Pulse Current, % IRSM

Fig. 3 – Pulse W a vef orm

TJ = 25°C

Pulse Width (td)

is defined as the point

where the peak current

decays to 50% of IPPM

tr = 10µsec.

Peak Value

IPPM

Half Value — IPP

IPPM 2

10/1000µsec. Waveform

as defined by R.E.A.

01.0 2.0 3.0 4.0

t — Time (ms)

SMAJ5.0 --

SMAJ78

SMAJ85 --

SMAJ188

Ratings and

Characteristic Curves(TA= 25°C unless otherwise noted)

SMAJ5.0 thru 188CA

Surface Mount TRANSZORB®

Transient Voltage Suppressors