MK1110 SANKEN | Alldatasheet

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1) Introduction Increasingly power supplies used in applications such as home appliance, office automation,communications and industrial area need to operate on the main AC line 100V and 200V as products are manufactured for global markets. Traditionally power supplies have been designed to operate on either 100V or 200V AC mains,as products were manufactured for local markets. The MK-series permits the use of 100V and 200V AC line source by automatic sensing of the main AC line. This application guide describes the MK-series, its electrical circuit design,mounting procedure and applications. 2)The MK-series 2-1 General description MK-series is designed to operate with input range 90-132 volts AC and 180-276 Volts AC with output power capability of 50-150 Watts( higher output power can be achieved by using external triac together with the MK series) The MK-series automatically determines whether the input voltage level is 100V or 200V,and will switch accordingly to voltage doubler mode or full wave bridge rectification mode. The rectified voltage level for both modes is similar.The switching between the voltage doubler mode and the full wave bridge rectification mode is done by built-in triac, so minimising use of external components. The MK-series is housed in a 7 pin single in line package which is light weight,compact and ideal for portable equipment. 2-2 Benefits/Features a) Power supply damage caused by selecting wrong rectification mode in manually operated 100V/200V switch is eliminated together with reduced possibility of inductive noise on electrical line. . b) Power transformer does not have to be designed for full range input voltage, hence the power output is increased. c) Few extremal components required, simplifying design and improved efficiency. d) Fully mold package with insulation voltage resistance AC 2KV/1 minute. The internal thickness of the mold is >0.71mn. e) Built-in protective device prevent damage resulting from instantaneous outages and voltage drops. (MK1210) £) Doubler voltage rectification mode can be delayed using external capacitor on the MK1210. _ 1 _ MH 8219387 0004372 111

  • 2-3 MK1110 Electrical Characteristics oot Absolute Maximum Ratings [metion aps [3 [ase Peak off-state VDRM Tce=25 °C 500 Vv voltage RMS on-state IT(RMS) Tc=66°C 10 Current Surge On-state | ITSM Tj=125°C 100 A . Current Current Square | I2T Tce=25°C 10 A2s time 2ms¢ t < 10ms ) Power Ta=25°C dissipation Tc=100°C Dielectric Vdis 1 minute KV Strength Isolation Ris 500V 100 Mohms Resistance Electrical Characteristics (Tc=25°C) T |Off-state IDRM VDRM=500V MAX 100 uA R |Current I A |On-state VIM ITM=10A MAX 1.6 Vv C |voltage ) Thermal Ojc Junction to case | MAX 4.1 °C/W Resistance Reverse IR vr=800V MAX 10 uA \\ Current Forward VF IF=0.1A MAX 1.7 Vv Voltage Starting Voltage Vs (AC) MAX 70 V(AC) of voltage doubler Vs (DC) pin 3-7 MAX 90 v(DC) Switch-over Vc(AC) 145-165 V(AC) voltage Vc(DC) pin 3-7 195-220 v(DC) Temp .Coef ficient Kt Te=-10 to +100°C| typ ~30 mv(ac)/% of switch-over voltage -2- ; :MM@ 4219387 0004373 058 a

an MK1210 Electrical Characteristics : Absolute Maximum Ratings [owecion seme. [3 [def Peak off-state VDRM Tc=25 °C 500 Vv voltage RMS on-state IT (RMS) Tc=66 °C 10 A Current Surge On-state Tj=125°C 100 A Current . Current Square 12T Tc=25°C 10 time 2ms< t < 10ms ) Power Ta=25°C dissipation Tc=100°C Dielectric Vdis 1 minute KV Strength Isolation Ris 500V 100 Resistance Electrical Characteristics (Tc=25°C) T |Off-state VDRM=500V MAX 100 R |Current I A |On-state VIM ITM=10A MAX 1.6 Vv C |voltage ) Thermal Ojec Junction to case | MAX 4.1 °c/w ’ Resistance D |Reverse VR=800V MAX 10 uA 1 |Current Forward VF IF=0.1A MAX 1.7 Vv Voltage Starting Voltage Vs (AC) MAX 70 V(AC) of voltage doubler Vs (DC) pin 3-7 MAX 90 v(DC) Switch-over Vc(AC) 145-165 V(AC) voltage Ve(DC) pin 3-7 195~220 v(DC) Temp.Coef ficient Kt Te=-10 to +100°C| TYP -30 |mvacy/t of switch-over voltage Cancel voltage VvuL pin 3-7 TYP 25 v(DC) of full wave rect. Mi 4219387 0004374 T9y mm -3-

2-4 Typical Application Example Fiot —Liot Riot + Vout Vin(AC) ~e Clos ° €) C107 R102 | at 4 C102 . 1 12 e He [7 ‘TRIACI C104 ' ) R103: ot 5 ' C103 o 1 D102 $.--b----!

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  • MK1110 * MK1210 ‘ . —— sl ns on oe ce I TRIAGTY ( rs | \\, , \\" \\" L | | MPI) fe fehl ep PETTY TL fe ‘ 3 7 | Ly 8 — bs 20.063 tO? 20080) ore7 ) || | | cle " 8 cle ” ef t col VUVVY “fA OHA | | H uu HW i ars} | corte || |pye02 ors | oneal] [a qe02 [0) ® © ® -5- M@™ 4219387? OOO437b Ob?

| 3). Functional description | 3-1 Operation of the Voltage doubler and the Full wave rectification modes. The MK-series uses voltage doubler rectification when operating at 100V and full wave bridge rectification when operating at 200V. Figures 3a and 3d show the 100V to the 200V mode switching stage. a) Voltage doubler rectification In the 100V mode,the Triac is ON.Positive half cycle charge half cycle charge capacitor C2 as shown by —— - ——- line in figure 3a. The applied 100V voltage results in a peak voltage of 142V across Cl and C2. Note as an approximation whenever the input voltage is at instantaneous minimum,one capacitor is at its minimum, but the other capacitor is half way between peak and the minimum voltage. - These rectified voltages result in a ripple wave having an average value of 240v. b) Full wave bridge rectification ) In the 200V mode,the Triac is OFF .Capacitors Cl and C2 in series are charged to peak line voltage each half cycles as shown by -----~ and —~- —-lines in figure 3b.The applied 200V results in a peak voltage of 282V across the series capacitors Cl and C2. These rectified voltage results ina xipple wave having an average value of 260V. 3-2 MK-series functional description When the mains is applied the Triac is in the OFF state.As the mains voltage level rises, typically at 50V the Triac is turned ON asa result of transistor Q1 biased ON via the resistor ladder R3,R4 and zener diode DZ1(see section 2-5, MK1110 and MK1210 equivalent circuits). At this instant the voltage doubler mode starts. When the input voltage reaches typically 155vV,transistor Q2 is biased ON via resistor ladder R6,R7 and zener DZ2 which pulls low the R4 and DZ1 connection switching OFF transistor Ql in-turn switching Triac OFF. At this point the MK-series pulls out of voltage doubler rectification mode and full wave bridge ) rectification mode starts,refer to figure 3e. The MK1210 has built-in protection function to latch into the full wave rectification mode. During full wave rectification transistors Q2 and Q4 are biased ON, keeping Triac OFF. If mains voltage drop or there is mains failure, the MK1210 transistors Q2 and 04 function as a latch in the ON. state thereby not allowing Triac to turn ON. The rectified voltage drops linearly, refer to figure 3£. When the mains is reinstated and has not dropped below typically S5OVAC, transistors Q2 and Q4 stay latched ON, not allowing MK1210 to drop into voltage doubler mode and continue to function as full wave bridge rectification. Only when the mains as dropped below SOVAC transistor Q2 and Q4 are biased OFF turning Triac ON allowing voltage doubler rectification. The MK1210 has a delay time function. By means of capacitor(value dependent) ,refer to section 4-2-2, connected across pin 5 and pin 6,delay can be set from switch ON (mains applied) to MK1210 dropping into voltage doubler mode. -6- M@™ 821938? 0004377 773 a

| - 100v/200V Manually Operated Switch (AC) iA : “by g i< > Hl sapGeess CJ oe ley 744 3a(100v) 3b(200v) y : MK-Series ere eee pose Ay! peepee ee, (ac) ( Ei ang i Sui 7 “Sr ] < Sate! 4 Y i ely il: caf il ‘ Voltage Doubler Mode Full wave bridge rectification ) Vin=100 evavatl vin=200 ' D t ' 1 t it poy NY boro tt ag J} —} J 1 ' ' ' ' t ' ’ “ A 1 ‘ Voltage across yy} yi Att H red aoe ee ee ee es ee rod fof U ' ' ’ t 1 ' 1 ' 1 1 1 Voltage across tty ° © oie a B and C [oe ees ee eS roioy do + T ul ' 1 T on J T 7 abd VW VE WAY Ye A: iW We VY Rectified voltage | ' y q Rectified |] | | across A and C Voltage 240V 260V 3e (100v) 3d(200V) -7T- NOTE: iee is built-in the MK-series, larit t STREET Shown externally a3a7 0004378 &3T mm

Rectification s werechzover Ss Voltage Rectified 3, i rage doubler Ky ss Recitification eS SS voltage seete mS < J we NS aria ™) 200 \\ fy week Rectification . ) oe 0 50 100 150 200 (VAC) Input Voltage

36 MK1110

Voltage Doubler rom Switch-over Recitification a ya voltage Rectified 300Ty jtage poubler Y fo" << voltage Rectification Ln V.-- ) (v) Start SS Aas 200 \\ fe ed artage \\ fi —_ Rectification 100 es . = “E_ pria: > = Rectification . “a Latched oe 0 7 50 100 150 200 (VAC) Gplateh voltage Input Voltage Rectification 3f MK1210 —g- M@! 6219387 0004379 5?b mm

_ 4) Application circuit examples : “ala - Circuit and parts list - 4-1-1 MK1110 Lior tot Vout Vin(acy at ore “t DB ¢ al C106 A102 —— C102 R104 2

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| sy | MK1110 h 07 | 4 R103 Doe L 4 C103 | R105, , Nr C105 ) ; 0 - a a foe [wei eis sesistor | 90 ote | fas | winaing sesintoe | as hee a a cioe | mestioigtis camcttor | —as0or —atov | a ee a a a | a failure to keep MK-series internal cct. powered —9- @® 6219387 0004380 298

4-1-2 MK1210 . | . Lot Riot Vout oo D101 °+ Vin(Ac) D C107 C106 R102 i qe 102 |Rt04 o 63 4 20 $7 ; 5 | 4 R103 O12} LL >} |oros Jaros ; Rt C105 ae [a es a fee a a mE 8219387 000438) 124 mm

‘ 4-2 Special characteristics 4-2-1 Characteristics of Switch-over voltage versus frequency 160 g 55 es) > 1 g 150 ~ —O— MkILI0

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10 100 ~ 1000 Frequency f (Hz) 4-2-2 MK1210 Voltage double delay time versus capacitor value ——— es ee ee a | a | FE Fett g Pere J. pe a pt | pert ag ——— aes Vin=AC100V | 4 , ge a a oe oe ee <|—|] SH af | | TTT 10 100 C105 (uF) (MK1110 has no time delay function) i ‘ WM 8219387 0004382 Ob mm

: 5) Miscellaneous . . 5-1 MK-series high power application circuit example : For high power application external Triac can be used together the MK-series pin 2 which acts as a Triac current gate drive. Section 5-1-1 and 5-1-2 shows application with MK1110 and MRK1210 respectively. 5-1-1 MK1110 Vout _— Lior Riot o+4 Vin(acy D101 ° me) | ae . Ato? Cto9 fo " Rios ) | MK1110 J ns J A103 Di02 jt chs a a [Rios Metal film resistors 100K ohms 2W [Rios " 100K ohms = .2W R107 Carbon resistors 100 ohms 1/2W d R108 Metal film resistors 100 ohms iW C102 Electrolytic capacitor 390uF 250V a Cao [tome eer | c106 Film capacitor 0.047uF AC250V C107 " 0.1uF 50V J = ja = 7 —12— * C104 and C105 acts as power source during total Power failure to keep MK Series internal cct powered. M@™ 8219387 0004383 TT?

» 5-1-2 MK1210 - os ooo, tO! RtoF Vout . Vintacy o+ |’ | Rioe TRIAGE . me . R107 Ctos J, 4 | A108 | MK1210 J —- $7 R103 Di02 lL ict | C105 ee [Roz | Metal film resistor 30 ohms 3W Metal film resistors 100K ohms 2w Metal film resistors 100 ohms lw C102 Electrolytic capacitor | 390ur SS asov | . C106 Film capacitor 0.047uF AC250V M® 62193487 0004384 933

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: — 5-6 Triac characteristics MK1110/MK1210 Power dissipation Tj=125 C bebe EERE SEED : nee ears eee veges igie 7d | Wee ee cuedcccaccececeresyd BREET TH Mirauneet ange ene EeegegUroecetrae eaueaeeaaaa EAE EEEeE EL EEE: yy cad baegeoegeT ev 0o0cccs | ) On-state current IT(rms) [A] -15— M@™ 6219387 0004386 70b me :

MK1110/MK1210 Derating Curve “EE ES Deg 0 deseo coe decce cect vCceotge rs pee cece GOES UDEGECCCUESEgeTOE: eb eE EERE EE ESEEEEEEEEEEE isch 4 N Bo beh ek BARES EERE CERES Co eeceeauges Boocebeb bet eB KEEP BEBE EPEC OI edecRceccanan, Coceecaeeeanaen H IN é Pere bebe EE Seb Peeper or CU CSPECTOSESESEgen Se : chs meee Peep arse Pepe b ee eb e re] | eae gaat ae (oR EEEEREEEEESECEEREESEEESE CEE 50 60 710 80 90 100 110 120 125 Case Temperature Tc [°C] @™ 8215387? 0004387 b42 me

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eo, “6 Reliability . Shindengen makes every effort to maintain and improve the design,quality and reliability of all products. The MK-series uses diodes ,transistors and other Parts manufactured by Shindengen. All parts have been individually tested to ensure quality and reliability.

1 Test method and conditions

Test Item Conditions Period No. of Failures samples 1 |High Temp. Ta=125°C 1000h 10 storage Moisture Ta=85°C,RH=85%| 1000h 10 ; resistance 3 |High Temp.No o/p}| Ta=100°C 1000h 10 with I/P applied I/P=200VAC Io=0A ) As above with Ta=85°C,RH=85%] 1000h 10 moisture I/P= 200VAC Io=0A Temp. cycle -30c ~RT~ +125t | 30 cycle 10 (30m) (15m) (30m) Soldering heat |260°C +/- 5°c 10 sec 10 1 - 1.5mm from body 7 [Prenat cension)vsiohs ves ae Solderability 230°C +/- 5°c 10 1 - 1.5mm from ) body

2 Criteria for passing the test

te [nore ten Teenie [evento]

1 Starting voltage of MAX 90V(DC)

voltage doubler (vs) 2 | Switch-over Voltage (Vc) | 195-220v(DC) Off-state current VDRM=500V MAX 200uA a | On-state voltage ITM=10A —18— M™ 6219387? 0004389 415