Datasheet SMAJ (Littelfuse) - 3
| Manufacturer | Littelfuse |
| Description | TVS Diodes Surface Mount – 400W |
| Pages / Page | 6 / 3 — TVS Diodes. I-V Curve Characteristics. P Peak Pulse Power Dissipation. … |
| File Format / Size | PDF / 1.0 Mb |
| Document Language | English |
TVS Diodes. I-V Curve Characteristics. P Peak Pulse Power Dissipation. PPM. Stand-off Voltage. Breakdown Voltage. Clamping Voltage
Model Line for this Datasheet
- SMAJ10 SMAJ100 SMAJ100A SMAJ100C SMAJ100CA SMAJ10A SMAJ10C SMAJ10CA SMAJ11 SMAJ110 SMAJ110A SMAJ110C SMAJ110CA SMAJ11A SMAJ11C SMAJ11CA SMAJ12 SMAJ120 SMAJ120A SMAJ120C SMAJ120CA SMAJ12A SMAJ12C SMAJ12CA SMAJ13 SMAJ130 SMAJ130A SMAJ130C SMAJ130CA SMAJ13A SMAJ13C SMAJ13CA SMAJ14 SMAJ14A SMAJ14C SMAJ14CA SMAJ15 SMAJ150 SMAJ150A SMAJ150C SMAJ150CA SMAJ15A SMAJ15C SMAJ15CA SMAJ16 SMAJ160 SMAJ160A SMAJ160C SMAJ160CA SMAJ16A SMAJ16C SMAJ16CA SMAJ17 SMAJ170 SMAJ170A SMAJ170C SMAJ170CA SMAJ17A SMAJ17C SMAJ17CA SMAJ18 SMAJ180 SMAJ180A SMAJ180C SMAJ180CA SMAJ188A SMAJ188CA SMAJ18A SMAJ18C SMAJ18CA SMAJ20 SMAJ200 SMAJ200A SMAJ200C SMAJ200CA SMAJ20A SMAJ20C SMAJ20CA SMAJ22 SMAJ220 SMAJ220A SMAJ220C SMAJ220CA SMAJ22A SMAJ22C SMAJ22CA SMAJ24 SMAJ24A SMAJ24C SMAJ24CA SMAJ250 SMAJ250A SMAJ250C SMAJ250CA SMAJ26 SMAJ26A SMAJ26C SMAJ26CA SMAJ28 SMAJ28A SMAJ28C SMAJ28CA SMAJ30 SMAJ300 SMAJ300A SMAJ300C SMAJ300CA SMAJ30A SMAJ30C SMAJ30CA SMAJ33 SMAJ33A SMAJ33C SMAJ33CA SMAJ350 SMAJ350A SMAJ350C SMAJ350CA SMAJ36 SMAJ36A SMAJ36C SMAJ36CA SMAJ40 SMAJ400 SMAJ400A SMAJ400C SMAJ400CA SMAJ40A SMAJ40C SMAJ40CA SMAJ43 SMAJ43A SMAJ43C SMAJ43CA SMAJ440 SMAJ440A SMAJ440C SMAJ440CA SMAJ45 SMAJ45A SMAJ45C SMAJ45CA SMAJ48 SMAJ48A SMAJ48C SMAJ48CA SMAJ5.0 SMAJ5.0A SMAJ5.0C SMAJ5.0CA SMAJ51 SMAJ51A SMAJ51C SMAJ51CA SMAJ54 SMAJ54A SMAJ54C SMAJ54CA SMAJ58 SMAJ58A SMAJ58C SMAJ58CA SMAJ6.0 SMAJ6.0A SMAJ6.0C SMAJ6.0CA SMAJ6.5 SMAJ6.5A SMAJ6.5C SMAJ6.5CA SMAJ60 SMAJ60A SMAJ60C SMAJ60CA SMAJ64 SMAJ64A SMAJ64C SMAJ64CA SMAJ7.0 SMAJ7.0A SMAJ7.0C SMAJ7.0CA SMAJ7.5 SMAJ7.5A SMAJ7.5C SMAJ7.5CA SMAJ70 SMAJ70A SMAJ70C SMAJ70CA SMAJ75 SMAJ75A SMAJ75C SMAJ75CA SMAJ78 SMAJ78A SMAJ78C SMAJ78CA SMAJ8.0 SMAJ8.0A SMAJ8.0C SMAJ8.0CA SMAJ8.5 SMAJ8.5A SMAJ8.5C SMAJ8.5CA SMAJ85 SMAJ85A SMAJ85C SMAJ85CA SMAJ9.0 SMAJ9.0A SMAJ9.0C SMAJ9.0CA SMAJ90 SMAJ90A SMAJ90C SMAJ90CA
Text Version of Document
TVS Diodes
Surface Mount – 400W > SMAJ series
I-V Curve Characteristics
Uni-directional Bi-directional Ipp IT Vc V I BR VR Vc VBR VR R V I V R VF IR VRVBR Vc IT IT I I pp pp
P Peak Pulse Power Dissipation
-- Max power dissipation
PPM V Stand-off Voltage
-- Maximum voltage that can be applied to the TVS without operation
R V Breakdown Voltage
-- Maximum voltage that flows though the TVS at a specified test current (I )
BR
T
V Clamping Voltage
-- Peak voltage measured across the TVS at a specified Ippm (peak impulse current)
C I Reverse Leakage Current
-- Current measured at V
R
R
V Forward Voltage Drop for Uni-directional F Ratings and Characteristic Curves (T =25°C unless otherwise noted) A Figure 1 - TVS Transients Clamping Waveform Figure 2 - Peak Pulse Power Rating Curve Voltage Transients
100 ) TJ initial = Tamb
Voltage Across TVS
10 stacked-die, 600W at 10/1000µs, 25°C
Current Through TVS
1 Single die,400W at 10/1000µs, 25°C Voltage or Current -Peak Pulse Power (kW P PPM 0.10.001 0.01 0.1 1 10 t -Pulse Width (ms) d
Time
© 2020 Littelfuse, Inc. Specifications are subject to change without notice. Revised: BA.10/21/20
Surface Mount – 400W > SMAJ series
I-V Curve Characteristics
Uni-directional Bi-directional Ipp IT Vc V I BR VR Vc VBR VR R V I V R VF IR VRVBR Vc IT IT I I pp pp
P Peak Pulse Power Dissipation
-- Max power dissipation
PPM V Stand-off Voltage
-- Maximum voltage that can be applied to the TVS without operation
R V Breakdown Voltage
-- Maximum voltage that flows though the TVS at a specified test current (I )
BR
T
V Clamping Voltage
-- Peak voltage measured across the TVS at a specified Ippm (peak impulse current)
C I Reverse Leakage Current
-- Current measured at V
R
R
V Forward Voltage Drop for Uni-directional F Ratings and Characteristic Curves (T =25°C unless otherwise noted) A Figure 1 - TVS Transients Clamping Waveform Figure 2 - Peak Pulse Power Rating Curve Voltage Transients
100 ) TJ initial = Tamb
Voltage Across TVS
10 stacked-die, 600W at 10/1000µs, 25°C
Current Through TVS
1 Single die,400W at 10/1000µs, 25°C Voltage or Current -Peak Pulse Power (kW P PPM 0.10.001 0.01 0.1 1 10 t -Pulse Width (ms) d
Time
© 2020 Littelfuse, Inc. Specifications are subject to change without notice. Revised: BA.10/21/20
