Teccor® brand Thyristors 20 / 25 Amp Standard SCRs Sxx20x & Sxx25x Series RoHS Description Excellent unidirectional switches for phase control applications such as heating and motor speed controls. Standard phase control SCRs are triggered with few milliamperes of current at less than 1.5V potential. Features & Benefits • RoHS compliant • Voltage capability up to 1000 V • Glass – passivated junctions • Surge capability up to 350 A Applications Agency Approval Typical applications are AC solid-state switches, industrial power tools, exercise equipment, white goods and Agency Agency File Number commercial appliances. L Package: E71639 Internally constructed isolated packages are offered for ease of heat sinking with highest isolation voltage. Main Features Schematic Symbol Symbol Value Unit I 20 & 25 A T(RMS) A K V /V 400 to 1000 V DRM RRM I 30 to 35 mA GT G Additional Information Datasheet Resources Samples Absolute Maximum Ratings — 20A SCR Symbol Parameter Test Conditions Value Unit I RMS on-state current T = 80°C 20 A T(RMS) C I Average on-state current Sxx20x & Sxx20L T = 80°C 12.8 A T(AV) C single half cycle; f = 50Hz; 255 T (initial) = 25°C I Peak non-repetitive surge current J A TSM single half cycle; f = 60Hz; 300 T (initial) = 25°C J I2t I2t Value for fusing t = 8.3 ms 374 A2s p di/dt Critical rate of rise of on-state current f = 60Hz ; T = 125°C 125 A/μs J I Peak gate current T = 125°C 3 A GM J P Average gate power dissipation T = 125°C 0.6 W G(AV) J T Storage temperature range -40 to 150 °C stg T Operating junction temperature range -40 to 125 °C J © 2016 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 06/14/16

Teccor® brand Thyristors 20 / 25 Amp Standard SCRs Absolute Maximum Ratings — 25A SCR Symbol Parameter Test Conditions Value Unit Sxx25L: T =75°C I RMS on-state current C 25 A T(RMS) Sxx25R/Sxx25N: T =100°C C Sxx25L T = 75°C I Average on-state current C 16 A T(AV) Sxx25R/Sxx25N T = 100°C C single half cycle; f = 50Hz; 300 T (initial) = 25°C I Peak non-repetitive surge current J A TSM single half cycle; f = 60Hz; 350 T (initial) = 25°C J I2t I2t Value for fusing t = 8.3 ms 510 A2s p di/dt Critical rate of rise of on-state current f = 60Hz ; T = 125°C 150 A/μs J I Peak gate current T = 125°C 3.5 A GM J P Average gate power dissipation T = 125°C 0.8 W G(AV) J T Storage temperature range -40 to 150 °C stg T Operating junction temperature range -40 to 125 °C J Electrical Characteristics (T = 25°C, unless otherwise specified) J Value Symbol Test Conditions Unit Sxx20L Sxx25x MAX. 30 35 I V = 12V R = 30 Ω mA GT D L MIN. 1 1 V V = 12V R = 30 Ω MAX. 1.5 V GT D L 400V 450 600V 425 V = V ; gate open; T = 100°C D DRM J 800V 400 dv/dt 1000V MIN. 200 V/μs 400V 350 V = V ; gate open; T = 125°C 600V 325 D DRM J 800V 300 V V = V R = 3.3 kΩ T = 125°C MIN. 0.2 V GD D DRM L J I I = 400mA (initial) MAX. 40 50 mA H T t (1) MAX. 35 μs q t I = 2 x I PW = 15µs I = 40A TYP. 2 μs gt G GT T Note: xx = voltage, x = package (1) I=2A; t=50μs; dv/dt=5V/μs; di/dt=-30A/μs T p © 2016 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 06/14/16

Teccor® brand Thyristors 20 / 25 Amp Standard SCRs Static Characteristics Symbol Test Conditions Value Unit 20A Device I = 40A; t = 380μs V T p MAX. 1.6 V TM 25A Device I = 50A; t = 380μs T p 400 – 600V 10 T = 25°C J 800 – 1000V 20 400 – 600V 500 I / I V / V T = 100°C 800V MAX. 1000 μA DRM RRM DRM RRM J 1000V 3000 400 – 600V 1000 T = 125°C J 800V 2000 Thermal Resistances Symbol Parameter Value Unit Sxx25R / 1.0 Sxx25N R Junction to case (AC) °C/W θ(J-C) Sxx20L/ 2.4 Sxx25L Sxx25R 40 Rθ(J-A) Junction to ambient Sxx20L 50 °C/W / Sxx25L Note: xx = voltage Figure 1: Normalized DC Gate Trigger Current Figure 2: Normalized DC Gate Trigger Voltage vs. Junction Temperature vs. Junction Temperature 2.0 2.0 Ratio of I / I (T= 25ºC)GTGTJ 011...055 atio of V / V (T= 25ºC)GTGTJ 011...055 R 0.0 0.0 -40 -15 10 35 60 85 110 125 -40 -15 10 35 60 85 110 125 Junction Temperature (T) – (ºC) Junction Temperature (T) – (ºC) J J © 2016 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 06/14/16

Teccor® brand Thyristors 20 / 25 Amp Standard SCRs Figure 3: Normalized DC Holding Current Figure 4: On-State Current vs. On-State vs. Junction Temperature Voltage (Typical) 2.0 90 s p T = 25°C m J A 80 – Ratio of I / I (T= 25ºC)HHJ 011...055 neous On-state Current (i) T 234567000000 SSSxxxxxx222555LRN Sxx20L a ant 10 nt I 0.0 0 -40 -15 10 35 60 85 110 125 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 Junction Temperature (T) – (ºC) Instantaneous On-state Voltage (v) – Volts J T Figure 5: Power Dissipation (Typical) Figure 6: Maximum Allowable Case Temperature vs. RMS On-State Current vs. RMS On-State Current 22 130 n 20 125 o ati 18 120 Average On-State Power Dissip[P] - (Watts)D(AV) 111104246826 Sxx20LSSSxxxxxx222555LRN Maximum Allowable Case) - °CTemperature (TC 11111100889905500505 CLOUARDR:E RNeTs WistAivVeE oFOr IRnMdu: cSStixinvxue2s0oLidal SSxxxxS22x55xNR25L 75 CONDUCTION ANGLE: 180° 0 70 0 5 10 15 20 25 0 5 10 15 20 25 30 RMS On-State Current [I ] - (Amps) RMS On-State Current [I ] - Amps T(RMS) T(RMS) Figure 7: Maximum Allowable Case Temperature Figure 8: Maximum Allowable Ambient Temperature vs. Average On-State Current vs. RMS On-State Current 130 120 CURRENT WAVEFORM: Sinusoidal 125 LOAD: Resistive or Inductive CONDUCTION ANGLE: 180° mum Allowable Case mperature (T) - °CC 1111111009920550500 Sxx20L SSSxxxxxx222555LRN um Allowable Ambientmperature (T) - ºCA 104680000 Sxx20LFREE AIR RATSSSINxxxxxxG222555LNR MaxiTe 85 aximTe 80 CURRENT WAVEFORM: Sinusoidal M 20 75 LOAD: Resistive or Inductive CONDUCTION ANGLE: 180° 70 0 0 2 4 6 8 10 12 14 16 18 0.0 0.5 1.0 1.5 2.0 2.5 Average On-State Current [I ] - Amps RMS On-State Current [I ] - Amps T(AVE) T(RMS) © 2016 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 06/14/16

Teccor® brand Thyristors 20 / 25 Amp Standard SCRs Figure 9: Maximum Allowable Ambient Temperature vs. Average On-State Current 120 CURRENT WAVEFORM: Sinusoidal LOAD: Resistive or Inductive CONDUCTION ANGLE: 180° nt 100 FREE AIR RATING e m Allowable Ambiperature (T) - ºCA 6800 Sxx20L SSSxxxxxx222555LNR um 40 ximTe a M 20 0 0.0 0.5 1.0 1.5 Average On-State Current [I ] - Amps T(AVE) Note: xx = voltage Figure 10: Peak Capacitor Discharge Current Figure 11: Peak Capacitor Discharge Current Derating 1000 1.2 Sxx25L s Sxx25R mp Sxx25N 1.0 arge Current (I) - ATM100 Sxx20L alized Peak Current 00..68 h m 0.4 k Disc ITRM Nor ea 0.2 P tW 10 0.0 0.5 1.0 10.0 50.0 0 25 50 75 100 125 150 Pulse Current Duration (t ) - ms Case Temperature (T) - ºC W C Figure 12: Surge Peak On-State Current vs. Number of Cycles 1000 SUPPLY FREQUENCY: 60 Hz Sinusoidal LOAD: Resistive ate RMS On-State Current: [IT(RMS)]: Maximum Rated Value st at Specified Case Temperature n- Os ve)mp Sxx25L Notes: urge (Non-repetiti Current (I) – ATSM 100 Sxx20L SSxxxx2255RN 12.. Gf Otroeaavtlmleteoedprw l ecoviornaaandgltut umrserou.ealr ymgh eana soyc t urb erberteeu l nrornets eptind edt aetuotrrev insdatg le.u aanndtidyl - jsiumtnamctetei o dnia tely S k a e P 10 1 10 100 1000 Surge Current Duration -- Full Cycles © 2016 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 06/14/16

Teccor® brand Thyristors 20 / 25 Amp Standard SCRs Soldering Parameters Reflow Condition Pb – Free assembly t P T P - Temperature Min (T ) 150°C s(min) e RRaammpp--uupp Pre Heat -- TTeimmep e(mraitnu rteo Mmaaxx )( T(ts()max)) 2600 0–° C180 secs rutare TS(mTaxL) tL s p m RRaammpp--ddoown Average ramp up rate (Liquidus Temp) PPrreehheeaatt 5°C/second max e (TL) to peak T TS(min) t T to T - Ramp-up Rate 5°C/second max S S(max) L - Temperature (T) (Liquidus) 217°C Reflow L 25 - Temperature (t) 60 – 150 seconds time to peak temperature L Time Peak Temperature (T) 260+0/-5 °C P Time within 5°C of actual peak 20 – 40 seconds Temperature (t) p Ramp-down Rate 5°C/second max Time 25°C to peak Temperature (T) 8 minutes Max. P Do not exceed 280°C Physical Specifications Environmental Specifications Test Specifications and Conditions Terminal Finish 100% Matte Tin-plated MIL-STD-750, M-1040, Cond A Applied AC Blocking Peak AC voltage @ 125°C for 1008 hours UL recognized epoxy meeting flammability Body Material MIL-STD-750, M-1051, classification 94V-0 Temperature Cycling 100 cycles; -40°C to +150°C; 15-min dwell-time Lead Material Copper Alloy EIA / JEDEC, JESD22-A101 Temperature/ 1008 hours; 320V - DC: 85°C; Humidity 85% rel humidity MIL-STD-750, M-1031, Design Considerations High Temp Storage 1008 hours; 150°C Careful selection of the correct device for the application’s Low-Temp Storage 1008 hours; -40°C operating parameters and environment will go a long way Resistance to toward extending the operating life of the Thyristor. Good MIL-STD-750 Method 2031 Solder Heat design practice should limit the maximum continuous current through the main terminals to 75% of the device Solderability ANSI/J-STD-002, category 3, Test A rating. Other ways to ensure long life for a power discrete Lead Bend MIL-STD-750, M-2036 Cond E semiconductor are proper heat sinking and selection of voltage ratings for worst case conditions. Overheating, overvoltage (including dv/dt), and surge currents are the main killers of semiconductors. Correct mounting, soldering, and forming of the leads also help protect against component damage. © 2016 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 06/14/16

Teccor® brand Thyristors 20 / 25 Amp Standard SCRs Dimensions — TO-220AB (R-Package) — Non-Isolated Mounting Tab Common with Center Lead TC MEASURING POINT AREA (REF.) 0.17 IN2 Inches Millimeters O Dimension E A P .83.2130 Min Max Min Max ANODE A 0.380 0.420 9.65 10.67 B C B 0.105 0.115 2.67 2.92 13.36 D .526 C 0.230 0.250 5.84 6.35 .72.0716 D 0.590 0.620 14.99 15.75 E 0.142 0.147 3.61 3.73 F NOTCH IN F 0.110 0.130 2.79 3.30 GATE LEAD TO ID. G 0.540 0.575 13.72 14.61 NON-ISOLATED R TAB G H 0.025 0.035 0.64 0.89 L J 0.195 0.205 4.95 5.21 H K 0.095 0.105 2.41 2.67 CATHODE ANODE GATE K N L 0.060 0.075 1.52 1.91 J M Note: Maximum torque to be applied to mounting tab M 0.085 0.095 2.16 2.41 is 8 in-lbs. (0.904 Nm). N 0.018 0.024 0.46 0.61 O 0.178 0.188 4.52 4.78 P 0.045 0.060 1.14 1.52 R 0.038 0.048 0.97 1.22 Dimensions — TO-220AB (L-Package) — Isolated Mounting Tab TC MEASURING POINT AREA (REF.) 0.17 IN2 Inches Millimeters O Dimension E A P .83.2130 Min Max Min Max A 0.380 0.420 9.65 10.67 B C B 0.105 0.115 2.67 2.92 13.36 D .526 C 0.230 0.250 5.84 6.35 7.01 .276 D 0.590 0.620 14.99 15.75 E 0.142 0.147 3.61 3.73 F F 0.110 0.130 2.79 3.30 G 0.540 0.575 13.72 14.61 R G H 0.025 0.035 0.64 0.89 L H J 0.195 0.205 4.95 5.21 K 0.095 0.105 2.41 2.67 CATHODE ANODE GATE K N Note: Maximum torque to L 0.060 0.075 1.52 1.91 J M be applied to mounting tab is 8 in-lbs. (0.904 Nm). M 0.085 0.095 2.16 2.41 N 0.018 0.024 0.46 0.61 O 0.178 0.188 4.52 4.78 P 0.045 0.060 1.14 1.52 R 0.038 0.048 0.97 1.22 © 2016 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 06/14/16

Teccor® brand Thyristors 20 / 25 Amp Standard SCRs Dimensions –TO- 263AB (N-package) — D2-Pak Surface Mount TC MEASURING POINT AREA: 0.11 in2 Inches Millimeters B V C Dimension ANODE E Min Max Min Max 8.41 A 0.360 0.370 9.14 9.40 .331 A .72.0716 B 0.380 0.420 9.65 10.67 C 0.178 0.188 4.52 4.78 S D 0.025 0.035 0.64 0.89 W U E 0.045 0.060 1.14 1.52 CATHODE GATE K J F 0.060 0.075 1.52 1.91 G 8.13 D H .320 G 0.095 0.105 2.41 2.67 F H 0.092 0.102 2.34 2.59 11.68 2.16 .460 .085 J 0.018 0.024 0.46 0.61 K 0.090 0.110 2.29 2.79 S 0.590 0.625 14.99 15.88 7.01 7.01 .276 .276 V 0.035 0.045 0.89 1.14 16.89 .665 U 0.002 0.010 0.05 0.25 8.89 1.40 .350 .055 W 0.040 0.070 1.016 1.78 3.81 .150 2.03 .080 6.60 .260 Product Selector Voltage Part Number Gate Sensitivity Type Package 400V 600V 800V 1000V Sxx20L X X X X 30mA Standard SCR TO-220L Sxx25L X X X X 35mA Standard SCR TO-220L Sxx25R X X X X 35mA Standard SCR TO-220R Sxx25N X X X X 35mA Standard SCR TO-263 Note: xx = Voltage Packing Options Part Number Marking Weight Packing Mode Base Quantity Sxx20LTP Sxx20L 2.2g Tube 500 (50 per tube) Sxx25LTP Sxx25L 2.2g Tube 500 (50 per tube) Sxx25RTP Sxx25R 2.2g Tube 500 (50 per tube) Sxx25NTP Sxx25N 1.6g Tube 500 (50 per tube) Sxx25NRP Sxx25N 1.6g Embossed Carrier 500 Note: xx = Voltage © 2016 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 06/14/16

Teccor® brand Thyristors 20 / 25 Amp Standard SCRs TO-263 Embossed Carrier Reel Pack (RP) Specifications Meets all EIA-481-2 Standards 0.63 0.157 (16.0) (4.0) Gate 0.059DIA (1.5) Cathode 0.945 0.827* (24.0) (21.0) *Cover tape Anode 12.99 0.512 (13.0) Arbor (330.0) Hole Dia. Dimensions are in inches (and millimeters). 1.01 (25.7) Direction of Feed Part Numbering System Part Marking System S 60 20 L 56 TO-220 AB - (L and R Package) TO-263 AB - (N Package) DEVICE TYPE LEAD FORM DIMENSIONS S: SCR xx: Lead Form Option S6020R VOLTAGE RATING YM 40: 400V SENSITIVITY & TYPE 60: 600V (blank): Sxx20L = 30mA 80: 800V Sxx25x = 35mA ® K0: 1000V PACKAGE TYPE CURRENT RATING L: TO-220 Isolated 20: 20A 25: 25A RN:: TTOO--222603 N(Don-2I-sPoalakt)ed DY:aYteea rC Cooddee Marking M: Month Code XXX: Lot Trace Code © 2016 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 06/14/16