# TVS Diode, 3.0SMCJ Series, Unidirectional, 28 V, 45.4 V, DO-214AB (SMC), 2 Pins
**URL**: https://novapart.co/products/3.0SMCJ28A/tvs-diode-30smcj-series-unidirectional-28-v-454-do
**SKU**: 3.0SMCJ28A
**Manufacturer**: LITTELFUSE
**Category**: Circuit Protection || TVS - Transient Voltage Suppressors || TVS Diodes
**Price**: €0.2940
**Stock**: 1000+
**Lead Time**: 2 days (indicative)
## Specifications
| Parameter | Value |
|---|---|
| Svhc | To Be Advised |
| No. Of Pins | 2Pins |
| Tvs Polarity | Unidirectional |
| Product Range | 3.0SMCJ Series |
| Qualification | - |
| Diode Mounting | Surface Mount |
| Diode Case Style | DO-214AB (SMC) |
| Clamping Voltage Max | 45.4V |
| Reverse Standoff Voltage | 28V |
| Maximum Breakdown Voltage | 34.4V |
| Minimum Breakdown Voltage | 31.1V |
| Operating Temperature Max | 150°C |
| Peak Pulse Power Dissipation | 3kW |
## Datasheet
📄 [Download PDF](https://novapart.co/datasheet/farnell:3780376/)
TVS Diode **Datasheet**
## **3.0SMCJ Series** Surface Mount – 3000W – DO-214AB
## RoHS Pb **e3** IWQO
## **Description**
The 3.0SMCJ Series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.
## **Features**
## **Agency Approvals**
|**Agency**|**Agency File Number**|
|---|---|
|AW|E230531|
## **Maximum Ratings and Thermal Characteristics**
(TA=25°C unless otherwise noted)
|**Parameter**
Peak Pulse Power Dissipation by
10/1000μs Waveform
(Fig.4)(Note 1), (Note 2)|**Symbol**
PPPM|**Value**
3000|**Unit**
W|
|---|---|---|---|
|Power dissipation on infinite
heatsink at TC= 25 °C|PD|6.5|W|
|Peak Forward Surge Current, 8.3ms
Single Half Sine Wave (Note 3)|IFSM|300|A|
|Maximum Instantaneous Forward
Voltage at 100A for Unidirectional
Only|VF|3.5|V|
|Operating Temperature Range|TJ|-65 to 150|°C|
|Storage Temperature Range|TSTG|-65 to 175|°C|
|Typical Thermal Resistance Junction
to Lead|RθJL|15|°C/W|
|Typical Thermal Resistance Junction
to Ambient|RθJA|75|°C/W|
- 3000W PPPM peak pulse ■ Excellent clamping capability power capability at 10/1000μs ■ Low incremental surge waveform, repetition rate (duty resistance cycles):0.01% ■ High temperature to reflow
- ■ For surface mounted soldering guaranteed: applications in order to 260°C/40sec optimize board space ■ VBR @ TJ= VBR@25°C x (1+αT
- ■ Low profile package x (TJ - 25)) (αT:Temperature ■ Typical failure mode is short Coefficient, typical value is from over-specified voltage or 0.1%) current ■ UL Recognized compound
- ■ Whisker test is conducted meeting flammability rating based on JEDEC JESD201A V-0. per its table 4a and 4c ■ Meet MSL level1, per
- ■ ESD protection of data lines J-STD-020, LF maximun peak in accordance with IEC of 260°C 61000-4-2,30kV(Air), 30kV ■ Matte tin lead–free plated (Contact) ■ Halogen free and RoHS
- ■ EFT protection of data lines in compliant accordance with IEC 61000■ Pb-free E3 means 2nd level
- 4-4 interconnect is Pb-free and
- ■ Built-in strain relief the terminal finish material ■ Glass passivated chip junction is tin(Sn) (IPC/JEDEC J-STD609A.01)
- ■ Fast response time: typically less than 1.0ps from 0V to BV min
## **Applications**
TVS components are ideal for the protection of I/O Interfaces, VCC bus and other vulnerable circuits used in Telecom, Computer, Industrial and Consumer electronic applications.
## **Functional Diagram**
## **Notes:**
1. Non-repetitive current pulse , per Fig. 4 and derated above TJ (initial) =25[O] C per Fig. 3.
2. Mounted on copper pad area of 0.31x0.31” (8.0 x 8.0mm) to each terminal.
3. Measured on 8.3ms single half sine wave or equivalent square wave for unidirectional component only, duty cycle=4 per minute maximum.
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Bi-directional
Cathode Anode
O—q g o
Uni-directional
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© 2021 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 08/17/21
TVS Diode **Datasheet**
**3.0SMCJ Series** Surface Mount – 3000W – DO-214AB
## **Electrical Characteristics** (TA=25°C unless otherwise noted)
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Reverse Breakdown Test Maximum Maximum Maximum Maximum Maximum
Number (Uni)Part Number Part (Bi) UNIMarkingBI Stand offVoltage (Volts)VR (Volts) @ IMINVoltage VMAXBRT Current(mA)IT (10/1000μs)Voltage VClamping @ Ipp C (10/1000μs)Peak Pulse Current I(A) pp Voltage V(8/20μs) Clamping @ Ipp C Peak Pulse (8/20μs) Current I (A) pp Leakage IReverse @ V(µA)R R coefficient of TemperatureMaximumVBR (%/C) AgencyApproval
(V) (V)
- 3.0SMCJ5.0CA - 3DDE 5.00 6.40 7.00 10 9.2 326.1 11.89 1630.5 800 0.041 X
- 3.0SMCJ6.0CA - 3DDG 6.00 6.67 7.37 10 10.3 291.3 13.31 1456.5 800 0.046 X
- 3.0SMCJ6.5CA - 3DDK 6.50 7.22 7.98 10 11.2 267.9 14.47 1339.5 500 0.052 X
- 3.0SMCJ7.0CA - 3DDM 7.00 7.78 8.60 10 12.0 250.0 15.50 1250.0 200 0.058 X
- 3.0SMCJ7.5CA - 3DDP 7.50 8.33 9.21 1 12.9 232.6 16.67 1163.0 100 0.061 X
- 3.0SMCJ8.0CA - 3DDR 8.00 8.89 9.83 1 13.6 220.6 17.57 1103.0 50 0.064 X
- 3.0SMCJ8.5CA - 3DDT 8.50 9.44 10.40 1 14.4 208.3 18.60 1041.5 20 0.066 X
3.0SMCJ9.0A 3.0SMCJ9.0CA 3PDV 3DDV 9.00 10.00 11.10 1 15.4 194.8 19.90 974.0 10 0.069 X
3.0SMCJ10A 3.0SMCJ10CA 3PDX 3DDX 10.00 11.10 12.30 1 17.0 176.5 21.96 882.5 5 0.071 X
3.0SMCJ11A 3.0SMCJ11CA 3PDZ 3DDZ 11.00 12.20 13.50 1 18.2 164.8 23.51 824.0 2 0.074 X
3.0SMCJ12A 3.0SMCJ12CA 3PEE 3DEE 12.00 13.30 14.70 1 19.9 150.8 25.71 754.0 2 0.075 X
3.0SMCJ13A 3.0SMCJ13CA 3PEG 3DEG 13.00 14.40 15.90 1 21.5 139.5 27.78 697.5 2 0.076 X
3.0SMCJ14A 3.0SMCJ14CA 3PEK 3DEK 14.00 15.60 17.20 1 23.2 129.3 29.97 646.5 2 0.080 X
3.0SMCJ15A 3.0SMCJ15CA 3PEM 3DEM 15.00 16.70 18.50 1 24.4 123.0 31.52 615.0 2 0.083 X
3.0SMCJ16A 3.0SMCJ16CA 3PEP 3DEP 16.00 17.80 19.70 1 26.0 115.4 33.59 577.0 2 0.084 X
3.0SMCJ17A 3.0SMCJ17CA 3PER 3DER 17.00 18.90 20.90 1 27.6 108.7 35.66 543.5 2 0.085 X
3.0SMCJ18A 3.0SMCJ18CA 3PET 3DET 18.00 20.00 22.10 1 29.2 102.7 37.73 513.5 2 0.088 X
3.0SMCJ20A 3.0SMCJ20CA 3PEV 3DEV 20.00 22.20 24.50 1 32.4 92.6 41.86 463.0 2 0.091 X
3.0SMCJ22A 3.0SMCJ22CA 3PEX 3DEX 22.00 24.40 26.90 1 35.5 84.5 45.87 422.5 2 0.092 X
3.0SMCJ24A 3.0SMCJ24CA 3PEZ 3DEZ 24.00 26.70 29.50 1 38.9 77.1 50.26 385.5 2 0.092 X
3.0SMCJ26A 3.0SMCJ26CA 3PFE 3DFE 26.00 28.90 31.90 1 42.1 71.3 54.39 356.5 2 0.093 X
3.0SMCJ28A 3.0SMCJ28CA 3PFG 3DFG 28.00 31.10 34.40 1 45.4 66.1 58.66 330.5 2 0.094 X
3.0SMCJ30A 3.0SMCJ30CA 3PFK 3DFK 30.00 33.30 36.80 1 48.4 62.0 62.53 310.0 2 0.096 X
3.0SMCJ33A 3.0SMCJ33CA 3PFM 3DFM 33.00 36.70 40.60 1 53.3 56.3 68.86 281.5 2 0.097 X
3.0SMCJ36A 3.0SMCJ36CA 3PFP 3DFP 36.00 40.00 44.20 1 58.1 51.6 75.06 258.0 2 0.098 X
3.0SMCJ40A 3.0SMCJ40CA 3PFR 3DFR 40.00 44.40 49.10 1 64.5 46.5 83.33 232.5 2 0.099 X
- 3.0SMCJ43CA - 3DFT 43.00 47.80 52.80 1 69.4 43.2 89.66 216.0 2 0.100 X
- 3.0SMCJ45CA - 3DFV 45.00 50.00 55.30 1 72.7 41.3 93.93 206.5 2 0.101 X
- 3.0SMCJ48CA - 3DFX 48.00 53.30 58.90 1 77.4 38.8 100.00 194.0 2 0.101 X
- 3.0SMCJ51CA - 3DFZ 51.00 56.70 62.70 1 82.4 36.4 106.46 182.0 2 0.101 X
- 3.0SMCJ54CA - 3DGE 54.00 60.00 66.30 1 87.1 34.4 112.53 172.0 2 0.102 X
- 3.0SMCJ58CA - 3DGG 58.00 64.40 71.20 1 93.6 32.1 120.93 160.5 2 0.103 X
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Notes:
1. VBR measured after IT applied for 300μs, IT= square wave pulse or equivalent.
2. Surge current waveform per 10μs/1000μs exponential wave and derated per Fig. 2
3. All terms and symbols are consistent with ANSI/IEEE C62.35
© 2021 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 08/17/21
TVS Diode **Datasheet**
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## **3.0SMCJ Series** Surface Mount – 3000W – DO-214AB
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## **I-V Curve Characteristics**
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I I
Uni-directional Bi-directional
Ipp
IT
Vc VBR VR IR VF V Vc VBR VR IR IR VRVBR Vc V
IT IT
Ipp Ipp
PPPM Peak Pulse Power Dissipation -- Max power dissipation
VR Stand-off VoltageR Stand-off VoltageStand-off Voltage -- Maximum voltage that can be applied to the TVS without operationMaximum voltage that can be applied to the TVS without operation
VBR Breakdown VoltageBR Breakdown VoltageBreakdown Voltage -- Maximum voltage that flows though the TVS at a specified test current (IT)Maximum voltage that flows though the TVS at a specified test current (IT)T))
VC Clamping VoltageC Clamping VoltageClamping Voltage -- Peak voltage measured across the TVS at a specified Ippm (peak impulse current)Peak voltage measured across the TVS at a specified Ippm (peak impulse current)
IR Reverse Leakage Current R Reverse Leakage Current Reverse Leakage Current -- Current measured at VRCurrent measured at VRR
VF Forward Voltage Drop for Uni-directional
Ratings and Characteristic Curves (TA=25°C unless otherwise noted)
Figure 1: Figure 2:
TVS Transients Clamping Waveform Peak Pulse Power Rating
Voltage Transients
100
Voltage Across TVS
10
Current Through TVS
1
TJ initial = Tamb
0.1
0.001 0.01 0.1 1 10
Time td-Pulse Width (ms)
Voltage or Current
-Peak Pulse Power (kW)
PPM
P
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- **VR Stand-off VoltageR Stand-off VoltageStand-off Voltage** -- Maximum voltage that can be applied to the TVS without operationMaximum voltage that can be applied to the TVS without operation
- **VBR Breakdown VoltageBR Breakdown VoltageBreakdown Voltage** -- Maximum voltage that flows though the TVS at a specified test current (IT)Maximum voltage that flows though the TVS at a specified test current (IT)T))
**VC Clamping VoltageC Clamping VoltageClamping Voltage** -- Peak voltage measured across the TVS at a specified Ippm (peak impulse current)Peak voltage measured across the TVS at a specified Ippm (peak impulse current)
**IR Reverse Leakage Current R Reverse Leakage Current Reverse Leakage Current** -- Current measured at VRCurrent measured at VRR
© 2021 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 08/17/21
TVS Diode **Datasheet**
## **3.0SMCJ Series** Surface Mount – 3000W – DO-214AB
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Figure 3: Figure 4:
Peak Pulse Power Derating Curve Pulse Waveform
100
150
tr=10µsec TJ=25°C
Pulse Width(td) is defined
80 as the point where the peak
Peak Value current decays to 50% of IPPM
100 IPPM
60
Half Value
40 IPPM ( ) IPPM2
50 10/1000µsec. Waveform
as defined by R.E.A
20
td
0 0
0 25 50 75 100 125 150 175 0 1.0 2.0 3.0 4.0
TJ - Initial Junction Temperature (ºC) t-Time (ms)
cl
Figure 5: Figure 6:
Typical Junction Capacitance Typical Transient Thermal Impedance
100
100000
Uni-directional V=0V 10
10000
1000 = / 1
Uni-directional V=VR Sf “PA
100 Bi-directionalV=VR
0.1
10
0.01
1
0.001 0.01 0.1 1 10 100
1 10 100 1,000
VBR -Reverse Breakdown Voltage(V) T - Pulse Duration (s)
)PP
RSM
) or Current (I
PP
Derating in Percentage % - Peak Pulse Current, % IIPPM
Peak Pulse Power (P
CJ(PF)
Transient Thermal Impedance ( °C/W)
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100
10
1
0.1
0.01
0.001 0.01 0.1 1 10 100 1000
Transient Thermal Impedance ( °C/W)
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**Figure 7:** Maximum Non-Repetitive Peak Forward Surge Current Uni-Directional Only
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500
450
400
350
300
250
200
150
100
50
0
1 10 100
Number of Cycles at 60 Hz
Peak Forward Surve Current (A)IFSM -
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**Figure 8:**
Peak Forward Voltage Drop vs Peak Forward Current (Typical Values)
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100
10
1
0.1
0.01
0.00 1.00 2.00 3.00 4.00 5.00 6.00 7.00 8.00
VF-Peak Forward Voltage(V)
IF-Peak Forward Current(A)
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© 2021 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 08/17/21
TVS Diode **Datasheet**
**==> picture [46 x 52] intentionally omitted <==**
## **3.0SMCJ Series** Surface Mount – 3000W – DO-214AB
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## **Soldering Parameters**
|**Refow Condition**
Lead–free
assembly|**Refow Condition**
Lead–free
assembly|
|---|---|
|**Pre Heat**|**- Temperature Min (Ts(min))**
150°C|
||**- Temperature Max (Ts(max))**
200°C|
||**- Time (min to max) (ts)**
60 – 180 secs|
|**Average ram**|**p up rate (Liquidus Temp (TL) topeak**
3°C/second max|
|**TS(max) to TA - Ramp-up Rate**
3°C/second max||
|**Refow**|**- Temperature (TL) (Liquidus)**
217°C|
||**- Time (min to max) (TS)**
60 – 150 seconds|
|**Peak Temperature (TP)**
260+0/-5°C||
|**Time within 5°C of actualpeak Temperature (tp)**
20 – 40 seconds||
|**Ramp-down Rate**
6°C/second max||
|**Time 25°C topeak Temperature (TP)**
8 minutes Max.||
|**Do not exceed**
260°C||
## **Physical Specifications**
|**Weight**|0.007 ounce, 0.21grams|
|---|---|
|**Case**|JEDEC DO214AB. Molded plastic body over
glass passivated junction|
|**Terminal**|Matte Tin-plated leads, Solderable per
JESD22-B102|
**==> picture [243 x 163] intentionally omitted <==**
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TP tp
Ramp-up Critical Zone
TL t L TL to TP
Ts(max)
Ramp-down
Ts(min)
Preheat t s
25˚C
t 25˚C to Peak
Time (t)
Temperature (T)
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## **Environmental Specifications**
|**High Temp. Storage**|JESD22-A103|
|---|---|
|**HTRB**|JESD22-A108|
|**Temperature Cycling**|JESD22-A104|
|**MSL**|JEDEC-J-STD-020, LEVEL 1|
|**H3TRB**|JESD22-A101|
|**RSH**|JESD22-A111|
## **Dimensions**
## DO-214AB (SMC J-Bend)
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A C
B
H
D
F
E G
J K L
I
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Inches Millimeters
Dimensions
Min Max Min Max
A 0.114 0.126 2.900 3.200
B 0.260 0.280 6.600 7.110
C 0.220 0.245 5.590 6.220
D 0.079 0.103 2.060 2.620
E 0.030 0.060 0.760 1.520
F - 0.008 - 0.203
G 0.305 0.320 7.750 8.130
H 0.006 0.012 0.152 0.305
I 0.129 - 3.300 -
J 0.094 - 2.400 -
K - 0.165 - 4.200
L 0.094 - 2.400 -
**----- End of picture text -----**
© 2021 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 08/17/21
TVS Diode **Datasheet**
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## **3.0SMCJ Series** Surface Mount – 3000W – DO-214AB
**==> picture [311 x 52] intentionally omitted <==**
## **Part Marking System**
**==> picture [437 x 104] intentionally omitted <==**
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3.0SMCJ xx C A
Cathode Band
(for Uni-directional products only)
Littelfuse Logo
5% VBR VOLTAGE TOLERANCE
BI-DIRECTIONAL XXX Marking Code
YMXXX
VR VOLTAGE Trace Code Marking
Y:Year Code
SERIES M: Month Code
XXX: Lot Code
F
**----- End of picture text -----**
## **Packing Options**
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Part Number Component Package Quantity Packaging Option Packaging Specification
3.0SMCJxxXX DO-214AB 3000 Tape & Reel - 16mm tape/13” reel EIA-481
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## **Tape and Reel Specification**
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0.157
(4.0)
0.63
(16.0)
0.315 0.059 DIA Cover tape
(8.0) (1.5)
Optional
7” 7.0 (187)
13” 13.0 (330)
Dimensions are in inches
0.80 (20.2) (and millimeters).
Arbor Hole Dia.
Direction of Feed
0.65
(16.4)
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**Disclaimer Notice -** Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse products are not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at http://www.littelfuse.com/disclaimer-electronics.
© 2021 Littelfuse, Inc. Specifications are subject to change without notice. Revised: GD. 08/17/21
## Links
- [View this product on Novapart](https://novapart.co/products/3.0SMCJ28A/tvs-diode-30smcj-series-unidirectional-28-v-454-do)
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- [Supplier page](https://es.farnell.com/littelfuse/3-0smcj28a/tvs-diode-unidir-3kw-do-214ab/dp/3780376)
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