SMF

SMF LEIDITECH

Document overview

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Technical content

SMF Series 200W Transient Voltage Suppressor DESCRIPTION: TVS diodes can be used in a wide range of applications which like consumer electronic products, automotive industries, munitions, telecommunications, aerospace industries, and intelligent control systems. FEATURES:  Glass passivated or planar junction  Excellent clamping capability  Repetition rate (duty cycle): 0.01%  Typical I R less than 1μA above 10V.  Low profile package and low inductance  200W Peak Pulse power capability at 10×1000μs waveform.  Fast response time: typically less than 1.0ps from 0V to V BR min.  High temperature soldering: 260℃/10s at terminals.  Plastic package has Underwriters Laboratory Flammability 94V-0.  For surface mounted applications in order to optimize board space ABSOLUTE MAXIMUM RATINGS A =25ºC, RH=45%-75%, unless otherwise noted) Parameter Symbol Value Unit Storage temperature range T stg -55 to +125 ℃ Operating junction temperature range T j -55 to +125 ℃ Steady state power dissipation at T L =75℃ P M(AV) 2.8 W Peak pulse power dissipation on 10/1000μs waveform P PP 200 W Maximum Instantaneous Forward Voltage at 20A for Unidirectional V F 5.0 V SOD-123FL  AEC-Q101 qualified. Rev : www.leiditech.com 01.06.2018 1/5

ELECTRICAL CHARACTERISTICS

A =25℃) Part Number V R I R V R V BR T I T V C PP I PP Uni-Polar Bi-Polar V μA min(V) max(V) mA max(V) A SMF Series 200W Transient Voltage Suppressor Rev : www.leiditech.com 01.06.2018 2/5

SMF Series 200W Transient Voltage Suppressor A =25℃,continued) R I R V R V BR T I T V C PP I PP① μA min(V) max(V) mA max(V) A 0 1 66.70 73.70 1 96.8 2.0 0 1 71.10 78.60 1 103.0 1.9 0 1 77.80 86.00 1 113.0 1.8 0 1 83.30 92.10 1 121.0 1.7 0 1 86.70 95.80 1 126.0 1.6 Surge waveform:10/1000① μs V R : Stand-off voltage -- maximum voltage that can be applied V BR : Breakdown voltage V C : Clamping voltage -- peak voltage measured across the suppressor at a specified I PP I R : Reverse leakage current Part Number V Uni-Polar Bi-Polar V SMF60A 60. SMF64A 64. SMF70A 70. SMF75A 75. SMF78A 78. SMF85A SMF90A SMF100A SMF110A SMF120A SMF130A SMF150A SMF160A SMF170A SMF180A SMF200A SMF220A SMF60CA SMF70CA SMF64CA SMF75CA SMF78CA SMF85CA SMF90CA SMF100CA SMF110CA SMF120CA SMF130CA SMF150CA SMF160CA SMF170CA SMF180CA SMF200CA SMF220CA Rev : www.leiditech.com 01.06.2018 3/5

ORDERING INFORMATION

RATINGS AND V-I CHARACTERISTICS CURVES A =25ºC, unless otherwise noted) FIG.1:V- I curve characteristics (Uni-directional) FIG.2:V- I curve characteristics (Bi-directional) I PP V C V BR V R V F V I PP V C V BR V R V V C V BR V R I R I T I R I T I PP FIG.3: Pulse waveform I PPM (%I RSM 100 0 1.0 2.0 3.0 4.0 Peak value 150 Half value tr=10μs td tr = rise time to peak value td = decay time to half value t(ms) FIG.4: Pulse derating curve P PP derating in percentage(%) 0 25 50 75 100 125 150 175 100 T A SMF Series 200W Transient Voltage Suppressor Rev : www.leiditech.com 01.06.2018 4/5

Reflow Condition Pb-Free assembly (see FIG.5) Pre Heat -Temperature Min (T s(min) ) +150℃ -Temperature Max(T s(max) ) +200℃ -Time (Min to Max) (ts) 60-180 secs. Average ramp up rate (Liquid us Temp L ) to peak) 3℃/sec. Max T s(max) to T L - Ramp-up Rate 3℃/sec. Max Reflow -Temperature(T L )(Liquid us) +217℃ -Temperature(t L ) 60-150 secs. Peak Temp (T p ) +260(+0/-5)℃ Time within 5℃ of actual Peak Temp (t p ) 30 secs. Max Ramp-down Rate 6℃/sec. Max Time 25℃ to Peak Temp (T P ) 8 min. Max Do not exceed +260℃ PACKAGE MECHANICAL DATA Dimensions Millimeters InchesRef. Min. A b c D E F 0.90 0.70 0.10 1.50 2.36 2.50 SOD-123FL G 4.19 Max. 1.00 0.10 1.10 0.20 1.80 2.90 Min. 0.035 0.028 0.004 0.059 0.098 0.093 0.165 Max. 0.039 0.004 0.043 0.008 0.071 0.114 H L 3.40 θ 0 0.95 0.134 0.037 b L H D E A θ c θ F G 3.80 0.55 8° 0 8° 0.150 0.022 FIG.5: Reflow condition Temperature T S(min) T S(max) T L T P tp t L time to peak temperatue Time (t 25 to peak) Ramp-up Ramp-down Preheat Critical Zone T L to T P t s SMF Series 200W Transient Voltage Suppressor Shanghai Leiditech Electronic Co.,Ltd Email: sale1@leiditech.com Tel : +86- 021 50828806 Fax : +86- 021 50477059 Rev : www.leiditech.com 01.06.2018 5/5