MCR3818 MOTOROLA | Alldatasheet

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MOTOROLA SC {DIODES/0PTOF OL DE | 6367255 0079188 49 r : Tiss - MCR3818 Silicon Controlled Series Rectifier MCR3918 Reverse Blocking Triode Thyristor eries + +. designed for industrial and consumer applications such as power supplies, battery chargers, temperature, motor, light and welder controls, SCRs ‘© Supplied in Either Pressfit or Stud Package 25 AMPERES RMS: © High Surge Current Rating — Its = 240 Amps 50 thru 800 VOLTS # Low On-State Voltage — 1.2 V (Typ) @ Itm = 20 Amps © Practical Level Triggering and Holding Characteristics — 40 mA (Max) ‘and 50 mA (Max) @ Tc = 26°C o nop ox . MAXIMUM RATINGS Peak Repetitive Forward and Reverse Voltage, Note 1 | VoRM Volts SS MCR3818, MCR3918-2 or 50

3 VRRM 100 oy

3 400 O/ CASE 174.08 3 600 (70-203) -10 800 STYLE 1 MCR3818 Series Non-Repetitive Reverse Blocking Voltage VasM. Volts 7 MCR3818, MCR3918-2 7% E 2) a 3 150 4 300 6 500 \\ 8 700 y “10 900 C CASE 175-03 [ra [aoe | or! ‘Average On-State Current tray | {Te = 67°C) : Circuit Fusing i (Ty = —40 to +100°C, t < 8.3 ms) | Peak Non-Repetitive Surge Current ‘Amps ' {One Cycle, 60 Hz, Ty = —40 to + 100°C) Peak Gate Power (Maximum Pulse Width = 10 us) | Arr Gee Power *d Paa] 08 | wa | Peak Forward Gate Current (Maximum Pulse Width = 10 js) | Note 1. Voy fo ll pes can be applied ona continuous de basis without incuring damage. Ratings apply for zer0 or negative gate voltage. These devices should not be tested witha constont curront souree for forward or reverse blocking capability such thatthe vollage applied exceeds the rated | Blocking voltage. : MOTOROLA THYRISTOR DEVICE DATA 3-263

  • Maeno. ae ADTODES/OP 55 i . MOTOROLA SC {DLIODES/0PTO+ OL DER bab7e55 GorGas Oo + bd6/255 MOTOROLA SC (DIODES/OPTO) O1E 79189 DFaS7Ss |" WiCR3818 Series ¢ MCR3918 Series MAXIMUM RATINGS — continued . a THERMAL CHARACTERISTICS [___Characteristie [Svmmbot] tye | Max [Unit | ‘Thermal Resistance, Junction to Case “CW Pressfit Package Stud Package : | ELECTRICAL CHARACTERISTICS (Tc = 25°C unless otherwise noted.) Peak Forward or Reverse Blocking Current IpRM- (RRM. (Rated Vor or VaRM, gate open) Ty = 25°C BA . H Ty = 100°C mA Gate Trigger Current (Continuous de) let H (Vp = 7 Vdc, Ry = 100.9) 40 7 | (Vp = 7 Vdc, RL = 1009, Tc = —40°C) 76 Gate Trigger Voltage (Continuous de) Vet Volts (Vp = 7 Vde, gate open) (Vp = 7 Vde, Ri = 100 9, Te = —40°C) (Vp = Rated Vprm. RL = 100.9, Ty = 100°C) Peak On-State Voltage (Pulse Width = 1 ms max, duty cycle < 1%) VIM Volts (lr = 20 A) 18 (itm = 41 A) 17 i Holding Current i (Vp = 7 Vde, gate open) 50 . (Vp = 7 Vdc, gate open, Tc = —40°C) 90 Gate Controlled Turn-On Time (tg + tr) us (itm = 20 A, Ig = 40 mAdc, Vp = Rated VpRM) Circuit Commutated Turn-Off Time (itm = 104, IR = 10 A) (tm = 10 A, IR = 10, Ty = 100°C) (Vp = Vor = rated voltage) | (dvidt = 30 Vins) | Critical Rate of Riso’of Off-State Voltage dvidt Vins | (Vp = Rated Vprm, Exponential Wave Form, Gate open, Ty = 100°C) | MOTOROLA THYRISTOR DEVICE DATA 3-264

MOTOROLA SC {DIODES/OPTO? 01 DEP bab7255 oovII0 7 PSS _ MIGR3B18 Series © MCR3918 Series EFFECT OF TEMPERATURE UPON TYPICAL TRIGGER CHARACTERISTICS FIGURE 1 — GATE TRIGGER CURRENT FIGURE 2 — GATE TRIGGER VOLTAGE n | Eada] ef EEE Fatt a a ee es ee oe Bose oS eee i a ee 2S ae a Ee ee Se A ee Fe dS A A ot a a a a a TONCHION eaERATURE {uucran enreearune ey MAXIMUM ALLOWABLE NON-REPETITIVE SURGE CURRENT j FIGURE 3 — 60 Hz SURGES FIGURE 4 — SUB-CYCLE SURGES Pe sy NUT | NO | ANGI RATED LOAD CONDITIONS il #0) poster eM ea el NTT PCOCOMRE ATT} -N ene {| : NO BEET NUTT i haa Ea aCe 2 yTN 2

2 VINNIE)

ol Feesess| TT ET LTT oELL TE TT 10 20 40 60 8010 ca) 40 60 80 100 1 ss 20 a0 50 10 10 ween o eves fuse TH MOTOROLA THYRISTOR DEVICE DATA 3-265

MOTOROLA SC {DIODES/OPTO} - 0% DEP l367255 on79151 4 f acs MCR3818 Series @ MICR3918 Series 20 <— MAXIMUM ALLOWABLE FORWARD a or |S28| Gare VOLTAGE Pom = 50W zw DON = mad fy) A Ss A 3 os{/ZEF1 —necomenoeo raiacen Eg a 5 oezepe— CURRENT gsi | [ TT TT Sw | ala 2 a . & mn AT = Sorff eens Cee ee Ste F444 ~o a dtn 002 omncave Wnnen neouineo -60 40-2000 a0 O02) ' oot he GATE VOLTAGE Vam = 19 VOLTS = . 92 19 20 30 40 50 80 70 80 30 10 DERATING AND DISSIPATION FOR RESISTIVE AND INDUCTIVE LOADS (f = 60 to 400 Hz, SINE WAVE) FIGURE 7 — AVERAGE CURRENT DERATING . FIGURE 8 — ON-STATE POWER DISSIPATION el : NW Nur dave eval a ee 2 #1 WSS a: et | LT [ol TI TANT] @ | lecoooe oo i KAKA . gz [| Ee NSN aN a0eNG NUON. oY hk i . IS A | | | | ITIAV)- AVERAGE ON-STATE CURRENT (AMP) STIAV), AVERAGE ON STATE CURRENT (AMP) MOTOROLA THYRISTOR DEVICE DATA 3-266

MOTOROLA SC {DIODES/OPTO} 01 deBeaezess oozsisa o | DI0/ 29D MUIURULA SU (ULODES/OPTO) O1E 79192 OF AS-+/5 | MCR3818 Series ¢ MCR3918 Series } FIGURE 9 — ON-STATE CHARACTERISTICS 280, — Se ee ee 2 a es S| ee * = 70 SS eS i a a le a re ee ee & tN SS SS SS eS Se | 5 wl ZZ ei, as ss es ee 31 ss SS SSS SESS eS ——SS=—= SSS SSS SSS SSS SSS eee a eS z 30 AY A A A A — F-aee TO — es es Ser Sc | g 20) SS AY AS A | SN MY | e wh FIGURE 10 — TYPICAL THERMAL FIGURE 11 — MOUNTING DETAILS FOR RESISTANCE OF PLATES onesoent Mivmisrone . po NT ry Coat os _ Sarno 7 | REET 2 TF ime 17 ge NErrer lead “ ¢& Hat Sink ————a eee 2 Wart toons 3 | —“Vaterometinconeret —t— BETH Fit li S 4p} —*20r sheets of 1/8inch tA at Sis Plate 2 ‘sinks held vertically in still {ft INI Intimate. Complete \\Tyinchassis £2 ‘area of one side.) ee es win ha ‘Area wl [TT Tritt 10 15 20 ET) 30 70 0 ‘The hole edge must be chamfered as shown to prevent shearing ott the kare age oe ets sunny peace The petong tae THERUAL ESTE Pom face tout ox aopedewniyon we nocerseare wom eneeg | r Cor canting of the rectifier case in the hole during the pressing op i Sein i, te se oa teed eens ne pesingor Sdn. The pong fre sera 980 oo pounds, depending upon the heat sink material. Recommended Rariatir aes eee etna ikon te Mace ees imum os he 65 oft Bice eae asec Sa 7 2s 1/8" may be used, but the interface thermal resistance will in- i Srne 6 popanton te tn wacchon cone aa ns | chassis requires the addition of a back-up plate. ! | 86 Ee ae CRA ARTS Gh WL eee ee RS ee eS 4 MOTOROLA THYRISTOR DEVICE DATA 3-267 i