Zetron Research. Transient Voltage Suppression Diodes Surface Mount 1500W > SMCJ series. SMCJ Series. SMCJ Series

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Irma Barnett
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1 RoHS Agency Approvals AGENCY Parameter Symbol Value Unit Peak Pulse Power Dissipation at T A =25ºC by xμs waveform (Fig.)(Note ), (Note 2) P PPM 5 W Power Dissipation on infinite heat sink at T A =5 O C Peak Forward Surge Current, 8.3ms Single Half Sine Wave (Note 3) Instantaneous Forward Voltage at A for Unidirectional only (Note 4) Operating Junction and Storage Temperature Range Typical Thermal Resistance Junction to Lead Typical Thermal Resistance Junction to Ambient AGENCY FILE NUMBER E2353 Ratings and Thermal Characteristics (T A =25 O C unless otherwise noted) P M(AV) 6.5 W I FSM 2 A V F 3.5/5. V T J, T STG -65 to 5 C R ujl 5 C/W R uja 75 C/W Description The SMCJ series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. Features applications to optimize board space temperature coefficient ΔV BR =.% x V C x ΔT junction capability at μs waveform, repetition rate (duty cycles):.% typically less than.ps from V to BV min capability resistance R less than μa above 2V soldering guaranteed: 26 C/4 seconds at terminals Underwriters Laboratory Flammability 94V-O Applications TVS devices are ideal for the protection of I/O Interfaces, V CC bus and other vulnerable circuits used in Telecom, Computer, Industrial and Consumer electronic applications. Notes:. Non-repetitive current pulse, per Fig. 3 and derated above T A = 25 O C per Fig Mounted on copper pad area of.3x.3 (8. x 8.mm) 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. V F <3.5V for V BR _< 2V and V F <5.V for V BR _> 2V. 4

2 Electrical Characteristics Part Number (Uni) Part Number (Bi) Marking Reverse Stand off Voltage V R Breakdown Voltage V BR I T UNI BI (Volts) MIN MAX Test Current I T (ma) Clamping Voltage V I pp (V) Peak Pulse Current I pp (A) Reverse Leakage I V R (μa) Agency Approval SMCJ5.A SMCJ5.CA GDE BDE X SMCJ6.A SMCJ6.CA GDG BDG X SMCJ6.5A SMCJ6.5CA GDK BDK X SMCJ7.A SMCJ7.CA GDM BDM X SMCJ7.5A SMCJ7.5CA GDP BDP X SMCJ8.A SMCJ8.CA GDR BDR X SMCJ8.5A SMCJ8.5CA GDT BDT X SMCJ9.A SMCJ9.CA GDV BDV X SMCJA SMCJCA GDX BDX X SMCJA SMCJCA GDZ BDZ X SMCJ2A SMCJ2CA GEE BEE X SMCJ3A SMCJ3CA GEG BEG X SMCJ4A SMCJ4CA GEK BEK X SMCJ5A SMCJ5CA GEM BEM X SMCJ6A SMCJ6CA GEP BEP X SMCJ7A SMCJ7CA GER BER X SMCJ8A SMCJ8CA GET BET X SMCJ2A SMCJ2CA GEV BEV X SMCJ22A SMCJ22CA GEX BEX X SMCJ24A SMCJ24CA GEZ BEZ X SMCJ26A SMCJ26CA GFE BFE X SMCJ28A SMCJ28CA GFG BFG X SMCJ3A SMCJ3CA GFK BFK X SMCJ33A SMCJ33CA GFM BFM X SMCJ36A SMCJ36CA GFP BFP X SMCJ4A SMCJ4CA GFR BFR X SMCJ43A SMCJ43CA GFT BFT X SMCJ45A SMCJ45CA GFV BFV X SMCJ48A SMCJ48CA GFX BFX X SMCJ5A SMCJ5CA GFZ BFZ X SMCJ54A SMCJ54CA GGE BGE X SMCJ58A SMCJ58CA GGG BGG X SMCJ6A SMCJ6CA GGK BGK X SMCJ64A SMCJ64CA GGM BGM X SMCJ7A SMCJ7CA GGP BGP X SMCJ75A SMCJ75CA GGR BGR X SMCJ78A SMCJ78CA GGT BGT X SMCJ85A SMCJ85CA GGV BGV X SMCJ9A SMCJ9CA GGX BGX X SMCJA SMCJCA GGZ BGZ X SMCJA SMCJCA GHE BHE X SMCJ2A SMCJ2CA GHG BHG X SMCJ3A SMCJ3CA GHK BHK X SMCJ5A SMCJ5CA GHM BHM X SMCJ6A SMCJ6CA GHP BHP X SMCJ7A SMCJ7CA GHR BHR X SMCJ8A SMCJ8CA GHT BHT X SMCJ2A SMCJ2CA GHV BHV X SMCJ22A SMCJ22CA GHX BHX X SMCJ25A SMCJ25CA GHZ BHZ X SMCJ3A SMCJ3CA GJE BJE X SMCJ35A SMCJ35CA GJG BJG X SMCJ4A SMCJ4CA GJK BJK X SMCJ44A SMCJ44CA GJM BJM X For bidirectional type having V R of volts and less, the I R limit is double. For parts without A, the V BR is ± % and V C is 5% higher than with A parts. 42

3 Ratings and Characteristic Curves (T A =25 C unless otherwise noted) Figure - Peak Pulse Power Rating Figure 2 - Pulse Derating Curve P PPM -Peak Pulse Power (kw) I PPM - Peak Pulse Current, % I RSM.3x.3" (8.x8.mm) Copper Pad Area.... Figure 3 - Pulse Waveform 5 5 tr=μsec t d -Pulse Width (sec.) Peak Value IPPM Half Value IPPM 2 IPPM ( ) TJ=25 C Pulse Width(td) is defined as the point where the peak current decays to 5% of IPPM /μsec. Waveform as defined by R.E.A td t-time (ms) I PSM -Peak Forward Surge Current (A) Cj (pf) Single Half Sine-Wave (JEDEC Method) Undirectional Only TJ=TJ MAX Number of Cycles at 6Hz Figure 4 - Typical Junction Capacitance Bi-directional V=V Uni-directional V=V R R Tj=25C f=.mhz Vsig=5mVp-p.... V BR - Reverse Breakdown Voltage (V) Figure 5 - Steady State Power Dissipation Derating Curve Figure 6 - Non-Repetitive Peak Forward Surge Current Uni-Directional Only P M(AV), Steady Sate Power Dissipation (W) T A - Ambient Temperature (ºC) I FSM - Peak Forward Surge Current (A) Number of Cycles at 6 Hz 43

4 Temperature (T) Transient Voltage Suppression Diodes Soldering Parameters Reflow Condition t p - Temperature Min (T s(min) ) 5 C Pre Heat - Temperature Max (T s(max) ) 2 C - Time (min to max) (t s ) Average ramp up rate (Liquidus Temp (T L ) to peak 3 C/second max T S(max) to T L - Ramp-up Rate 3 C/second max Reflow - Temperature (T L ) (Liquidus) 27 C - Time (min to max) (t s ) Peak Temperature (T P ) 26 +/-5 C Time within 5 C of actual peak Temperature (t p ) Ramp-down Rate 6 C/second max Time 25 C to peak Temperature (T P ) 8 minutes Max. Do not exceed 28 C Physical Specifications Weight Case Polarity Terminal.7 ounce,.2 grams JEDEC DO24AB. Molded plastic body over glass passivated junction Color band denotes positive end (cathode) except Bidirectional. Matte Tin-plated leads, Solderable per JESD22-B2D T s(max) T s(min) Environmental Specifications Temperature Cycle JESD22-A4 Pressure Cooker JESD 22-A2 High Temp. Storage HTRB T P T L 25 C Thermal Shock t s Preheat t 25 C to Peak Ramp-up Time (t) JESD22-A3 JESD22-A8 JESD22-A6 t L Critical Zone T L to T P Ramp-down Dimensions DO-24AB (SMC J-Bend) Cathode Band Dimensions Inches Millimeters Min Max Min Max A C A B C B D D H E F G E G F H I J K L J K I L

5 Part Numbering System Part Marking System SMCJ XXX C A Cathode Band 5% VOLTAGE TOLERANCE BI-DIRECTIONAL VOLTAGE SERIES Part number Component Package Quantity Option XXX Specification SMCJxxxXX DO-24AB 3 EIA STD RS-48 F Littelfuse Logo Marking Code 45

Transient Voltage Suppressors (TVS) Data Sheet

Transient Voltage Suppressors (TVS) Data Sheet Transient Suppressors (TVS) Data Sheet Features For surface mounted applications in order to optimize board space Low profile package Built-in strain relief Glass passivated junction Low inductance Excellent