Document
SMBJ Series
TVS Diodes
Surface Mount – 600W > SMBJ series
RoHS
Pb e3
Uni-directional
Description
The SMBJ series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.
Bi-directional
Agency Approvals
Agency
Agency File Number E230531
Maximum Ratings and Thermal Characteristics (TA=25OC unless otherwise noted)
Parameter
Symbol Value Unit
Peak Pulse Power Dissipation(Fig.2)
by 10/1000us Test Waveform(Fig.4) (Note 1),(Note PPPM
600
W
2)-Single Die Parts
Peak Pulse Power Dissipation(Fig.2)
by 10/1000us Test Waveform(Fig.4) (Note 1), (Note 2)-Stacked Die Parts (Note 5)
PPPM
800
W
Power Dissipation on Infinite Heat Sink at TL=50OC
PD
Peak Forward Surge Current, 8.3ms Single Half Sine Wave (Note 3)
IFSM
Maximum Instantaneous Forward Voltage at 50A for Unidirectional Only (Note 4)
VF
5.0
W
100
A
3.5/5.0 V
Operating Temperature Range
TJ -65 to 150 °C
Storage Temperature Range
TSTG -65 to 175 °C
Typical Thermal Resistance Junction to Lead
RƟJL
20 °C/W
Typical Thermal Resistance Junction to Ambient RƟJA
100 °C/W
Notes: 1. Non-repetitive current pulse , per Fig. 4 and derated above TJ (initial) =25OC per Fig. 3. 2. Mounted on copper pad area of 0.2x0.2” (5.0 x 5.0mm) to each terminal. 3. Measured on 8.3ms single half sine wave or equivalent square wave for unidirectional device only, duty cycle=4 per minute maximum. 4. VF < 3.5V for single die parts and VF< 5.0V for stacked-die parts. 5. For stacked die component details, please refer to part numbers labeled by * in Electrical Characteristics.
Functional Diagram
Bi-directional
Features
• Excellent clamping capability
• Low incremental surge resistance
• Typical IR less than 1μA when VBR min>12V
• For surface mounted applications to optimize board space
• Low profile package
• Typical failure mode is short from over-specified voltage or current
• Whisker test is conducted based on JEDEC JESD201A per its table 4a and 4c
• IEC-61000-4-2 ESD 30kV(Air), 30kV (Contact)
• ESD protection of data lines in accordance with IEC 61000-4-2
• EFT protection of data lines in accordance with IEC 61000-4-4
• Built-in strain relief
• Fast response time: typically less than 1.0ps from 0V to VBR min
• 600W peak pulse power capability at 10/1000μs waveform, repetition rate (duty cycles):0.01%
• High temperature to reflow soldering guaranteed: 260°C/30sec
• VBR @ TJ= VBR@25°C x (1+αT x (TJ - 25)) (αT:Temperature Coefficient, typical value is 0.1%)
• UL Recognized compound meeting flammability classification V-0
• Meet MSL level1, per J-STD-020, LF maximun peak of 260°C
• Matte tin lead–free plated
• Halogen free and RoHS
compliant
• Pb-free E3 means 2nd level interconnect is Pbfree and the terminal finish material is tin(Sn) (IPC/ JEDEC J-STD-609A.01)
• UL Recognized to ANSI/ UL 497B: Protectors for Data Communications and Fire-Alarm Circuits.
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.
Cathode
Uni-directional
Anode
© 2020 Littelfuse, Inc. Specifications are subject to change without notice.
Revised: 06/03/20
TVS Diodes
Surface Mount – 600W > SMBJ series
Electrical Characteristics (TA=25°C unless otherwise noted)
Part Number
(Uni)
Part Number
(Bi)
Marking UNI BI
Reverse Stand off Voltage VR
(Volts)
Breakdown Voltage VBR (Volts) @ IT
MIN MAX
SMBJ5.0A SMBJ5.0CA KE AE
SMBJ6.0A SMBJ6.0CA KG AG
SMBJ6.5A SMBJ6.5CA KK AK
SMBJ7.0A SMBJ7.0CA KM AM
SMBJ7.5A SMBJ7.5CA KP AP
SMBJ8.0A SMBJ8.0CA KR AR
SMBJ8.5A SMBJ8.5CA KT AT
SMBJ9.0A SMBJ9.0CA KV AV
SMBJ10A
SMBJ10CA KX AX
SMBJ11A
SMBJ11CA KZ AZ
SMBJ12A
SMBJ12CA LE BE
SMBJ13A
SMBJ13CA LG BG
SMBJ14A
SMBJ14CA LK BK
SMBJ15A
SMBJ15CA LM BM
SMBJ16A
SMBJ16CA LP BP
SMBJ17A
SMBJ17CA LR BR
SMBJ18A
SMBJ18CA LT BT
SMBJ20A SMBJ20CA LV BV
SMBJ22A SMBJ22CA LX BX
SMBJ24A SMBJ24CA LZ BZ
SMBJ26A SMBJ26CA ME CE
SMBJ28A SMBJ28CA MG CG
SMBJ30A SMBJ30CA MK CK
SMBJ33A SMBJ33CA MM CM
SMBJ36A SMBJ36CA MP CP
SMBJ40A
SMBJ40CA MR CR
SMBJ43A
SMBJ43CA MT CT
SMBJ45A
SMBJ45CA MV CV
SMBJ48A
SMBJ48CA MX CX
SMBJ51A
SMBJ51CA MZ CZ
SMBJ54A
SMBJ54CA NE DE
SMBJ58A SMBJ58CA NG DG
SMBJ60A SMBJ60CA NK DK
SMBJ64A SMBJ64CA NM DM
SMBJ70A SMBJ70CA NP DP
SMBJ75A SMBJ75CA NR DR
SMBJ78A SMBJ78CA NT DT
SMBJ85A SMBJ85CA NV DV
SMBJ90A SMBJ90CA NX DX
SMBJ100A SMBJ100CA NZ DZ
SMBJ110A SMBJ110CA PE EE
SMBJ120A SMBJ120CA PG EG
SMBJ130A SMBJ130CA PK EK
SMBJ150A SMBJ150CA PM EM
SMBJ160A SMBJ160CA PP EP
SMBJ170A SMBJ170CA PR ER
SMBJ180A SMBJ180CA PT ET
SMBJ188A SMBJ188CA PB EB
SMBJ200A SMBJ200CA PV EV
SMBJ220A SMBJ220CA PX EX
SMBJ250A SMBJ250CA PZ EZ
SMBJ300A* SMBJ300CA* QE FE
SMBJ350A* SMBJ350CA* QG FG
SMBJ400A* SMBJ400CA* QK FK
SMBJ440A* SMBJ440CA* QM FM
5.0 6.0 6.5 7.0 7.5 .