Please enter a valid full or partial manufacturer part number with a minimum of 3 letters or numbers

    TC4011 Search Results

    TC4011 Result Highlights (2)

    Part ECAD Model Manufacturer Description Download Buy
    LTC4011CFE#PBF Analog Devices Hi Eff St&alone Nickel Bat Chr Visit Analog Devices Buy
    LTC4011CFE#TRPBF Analog Devices Hi Eff St&alone Nickel Bat Chr Visit Analog Devices Buy
    SF Impression Pixel

    TC4011 Price and Stock

    Analog Devices Inc LTC4011CFE#TRPBF

    IC BATT CHG MULTI 1-16C 20TSSOP
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey LTC4011CFE#TRPBF Reel 2,500 2,500
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $6.9375
    Buy Now
    LTC4011CFE#TRPBF Cut Tape 2,394 1
    • 1 $14.48
    • 10 $10.303
    • 100 $8.0296
    • 1000 $6.9375
    • 10000 $6.9375
    Buy Now
    LTC4011CFE#TRPBF Digi-Reel 1
    • 1 $14.48
    • 10 $10.303
    • 100 $8.0296
    • 1000 $6.9375
    • 10000 $6.9375
    Buy Now
    Mouser Electronics LTC4011CFE#TRPBF 5,073
    • 1 $12.36
    • 10 $9.85
    • 100 $7.85
    • 1000 $6.94
    • 10000 $6.94
    Buy Now
    Newark LTC4011CFE#TRPBF Cut Tape 6,838 1
    • 1 $6.63
    • 10 $6.63
    • 100 $6.63
    • 1000 $6.63
    • 10000 $6.63
    Buy Now
    Analog Devices Inc LTC4011CFE#TRPBF 979 1
    • 1 $14.48
    • 10 $10.303
    • 100 $8.0296
    • 1000 $6.9375
    • 10000 $6.9375
    Buy Now
    Richardson RFPD LTC4011CFE#TRPBF 2,500
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $7.17
    Buy Now

    Analog Devices Inc LTC4011CFE#PBF

    IC BATT CHG MULTI 1-16C 20TSSOP
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey LTC4011CFE#PBF Tube 1,628 1
    • 1 $14.48
    • 10 $10.303
    • 100 $8.0296
    • 1000 $6.9375
    • 10000 $6.9375
    Buy Now
    Mouser Electronics LTC4011CFE#PBF 11,050
    • 1 $11.74
    • 10 $10.3
    • 100 $7.42
    • 1000 $6.93
    • 10000 $6.93
    Buy Now
    Newark LTC4011CFE#PBF Bulk 58 1
    • 1 $11.7
    • 10 $10.71
    • 100 $9.65
    • 1000 $8.46
    • 10000 $8.46
    Buy Now
    Analog Devices Inc LTC4011CFE#PBF 326
    • 1 $14.48
    • 10 $10.303
    • 100 $8.0296
    • 1000 $6.9375
    • 10000 $6.9375
    Buy Now
    TME LTC4011CFE#PBF 1
    • 1 $14.9
    • 10 $13.1
    • 100 $10.7
    • 1000 $10.7
    • 10000 $10.7
    Get Quote
    Richardson RFPD LTC4011CFE#PBF 74
    • 1 -
    • 10 -
    • 100 $7.86
    • 1000 $7.45
    • 10000 $7.17
    Buy Now

    Toshiba America Electronic Components TC4011BF(EL,N,F)

    NAND Gate 4-Element 2-IN CMOS 14-Pin SOP T/R
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    Verical TC4011BF(EL,N,F) 3,926 85
    • 1 -
    • 10 -
    • 100 $0.345
    • 1000 $0.2738
    • 10000 $0.2738
    Buy Now
    TC4011BF(EL,N,F) 2,000 290
    • 1 -
    • 10 -
    • 100 -
    • 1000 $0.2529
    • 10000 $0.2529
    Buy Now
    Quest Components TC4011BF(EL,N,F) 1,600
    • 1 $0.865
    • 10 $0.865
    • 100 $0.865
    • 1000 $0.346
    • 10000 $0.346
    Buy Now
    Chip1Stop TC4011BF(EL,N,F) Cut Tape 3,926
    • 1 -
    • 10 $0.444
    • 100 $0.276
    • 1000 $0.219
    • 10000 $0.219
    Buy Now

    Toshiba America Electronic Components TC4011-BFT(SPL,N)

    TC4011BFT(SPL,N)
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    Verical TC4011-BFT(SPL,N) 900 144
    • 1 -
    • 10 -
    • 100 -
    • 1000 $0.5258
    • 10000 $0.5258
    Buy Now

    Toshiba America Electronic Components TC4011BP(N,F)

    NAND Gate 4-Element 2-IN CMOS 14-Pin PDIP Magazine
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    Verical TC4011BP(N,F) 621 291
    • 1 -
    • 10 -
    • 100 -
    • 1000 $0.2599
    • 10000 $0.2599
    Buy Now
    Quest Components TC4011BP(N,F) 496
    • 1 $0.86
    • 10 $0.86
    • 100 $0.86
    • 1000 $0.344
    • 10000 $0.344
    Buy Now
    TC4011BP(N,F) 496
    • 1 $0.86
    • 10 $0.86
    • 100 $0.86
    • 1000 $0.344
    • 10000 $0.344
    Buy Now
    Chip1Stop TC4011BP(N,F) 2,975
    • 1 -
    • 10 -
    • 100 $0.664
    • 1000 $0.531
    • 10000 $0.518
    Buy Now
    TC4011BP(N,F) Tube 20
    • 1 -
    • 10 $0.287
    • 100 $0.287
    • 1000 $0.287
    • 10000 $0.287
    Buy Now

    TC4011 Datasheets (46)

    Part ECAD Model Manufacturer Description Curated Type PDF
    TC4011 Unknown Shortform Data and Cross References (Misc Datasheets) Short Form PDF
    TC4011 Toshiba QUAD 2 INPUT NAND GATE Scan PDF
    TC40117BP Toshiba PROGRAMMABLE DUAL 4-BIT TERMINATOR Scan PDF
    TC4011BF Toshiba Japanese - General Purpose Logic ICs Original PDF
    TC4011BF Toshiba General Purpose Logic ICs Original PDF
    TC4011BF Toshiba C2MOS DIGITAL INTEGRATED CIRCUIT SILICON MONOLITHIC Scan PDF
    TC4011BF Toshiba Quad 2 Input NAND Gate Scan PDF
    TC4011BF Toshiba IC NAND GATE QUAD 2IN CMOS 14SOP Scan PDF
    TC4011BF Toshiba NAND GATE Scan PDF
    TC4011BF Toshiba QUAD 2 INPUT NAND GATE Scan PDF
    TC4011BF Toshiba 2-Input NAND-Function Logic Gate Scan PDF
    TC4011BF(F) Toshiba IC NAND GATE QUAD 2IN CMOS 14SOP Original PDF
    TC4011BF(N) Toshiba IC NAND GATE QUAD 2IN CMOS 14SOP T/R Scan PDF
    TC4011BFN Toshiba Quad 2 Input NAND Gate Scan PDF
    TC4011BFN Toshiba IC NAND GATE QUAD 2IN CMOS 14SOL Scan PDF
    TC4011BFN Toshiba QUAD 2 INPUT NAND GATE Scan PDF
    TC4011BFN Toshiba 2-Input NAND-Function Logic Gate Scan PDF
    TC4011BFN-ELP Toshiba IC NAND GATE QUAD 2IN CMOS 14SOP T/R Scan PDF
    TC4011BFN(N:M) Toshiba IC NAND GATE QUAD 2IN CMOS 14SOL T/R Original PDF
    TC4011BFT Toshiba Japanese - General Purpose Logic ICs Original PDF

    TC4011 Datasheets Context Search

    Catalog Datasheet MFG & Type PDF Document Tags

    TC4011BP

    Abstract: No abstract text available
    Text: TC4011BP/BF/BFT TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic TC4011BP, TC4011BF, TC4011BFT TC4011B Quad 2 Input NAND Gate The TC4011B is 2-input positive logic NAND gate respectively. Since all the outputs of these gates are provided with the


    Original
    PDF TC4011BP/BF/BFT TC4011BP, TC4011BF, TC4011BFT TC4011B TC4011BP TC4011BF DIP14-P-300-2 TC4011BP

    Untitled

    Abstract: No abstract text available
    Text: TC4011BFN TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic TC4011BFN TC4011B Quad 2 Input NAND Gate The TC4011B is 2-input positive logic NAND gate respectively. Since all the outputs of these gates are provided with the inverters as buffers, the input/output characteristics have been


    Original
    PDF TC4011BFN TC4011B SOL14-P-150-1

    TC4011BP

    Abstract: download TC4011BP datasheet IC NAND TC4011BP tc4011bp applications tc4011 DIP14-P-300-2 TC4011B TC4011BF TC4011BFN TC4011BFT
    Text: TC4011BP/BF/BFN/BFT TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic TC4011BP,TC4011BF,TC4011BFN,TC4011BFT TC4011B Quad 2 Input NAND Gate The TC4011B is 2-input positive logic NAND gate respectively. Since all the outputs of these gates are provided with the


    Original
    PDF TC4011BP/BF/BFN/BFT TC4011BP TC4011BF TC4011BFN TC4011BFT TC4011B TC4011BP TC4011BF download TC4011BP datasheet IC NAND TC4011BP tc4011bp applications tc4011 DIP14-P-300-2 TC4011BFT

    Untitled

    Abstract: No abstract text available
    Text: TC4011BP/BF/BFN/BFT TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic TC4011BP,TC4011BF,TC4011BFN,TC4011BFT TC4011B Quad 2 Input NAND Gate The TC4011B is 2-input positive logic NAND gate respectively. Since all the outputs of these gates are provided with the


    Original
    PDF TC4011BP/BF/BFN/BFT TC4011BP TC4011BF TC4011BFN TC4011BFT TC4011B TC4011BP TC4011BF TC4011BFN

    Untitled

    Abstract: No abstract text available
    Text: TC4011BP/BF/BFT TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic TC4011BP,TC4011BF, TC4011BFT TC4011B Quad 2 Input NAND Gate The TC4011B is 2-input positive logic NAND gate respectively. Since all the outputs of these gates are provided with the


    Original
    PDF TC4011BP/BF/BFT TC4011BP TC4011BF, TC4011BFT TC4011B TC4011BP TC4011BF DIP14-P-300-2

    TC40117BP

    Abstract: No abstract text available
    Text: C2MOS DIGITAL INTEGRATED CIRCUIT SILICON MONOLITHIC T C 4 0 1 1 7 B P TC40117BP PROGRAMMABLE D UAL 4 - B I T TER M IN A T O R TC40117BP contains independent two 4-bit Pragrammable Terminators that are capable of terminating a data bus to a high or low state. They can also terminate any


    OCR Scan
    PDF TC40117BP TC40117BP

    TC4000BP

    Abstract: TC4049BP TC4510BP tc5012bp TC5018BP TC4583BP TC4052BP TC4526BP TC5070P TC5020BP
    Text: FUNCTION SELECTION TABLE FUNCTION GATES BUFFERS DEVICES NAND TC7400BP NOR TC4078BP/BF AND TC4068BP/BF,TC4073BP/BF,TC4081BP/BF,TC4082BP OR TC4071BP/BF,TC4072BP/BF,TC4075BP/BF,TC4078BP/BF


    OCR Scan
    PDF TC4011BP/BFJTC401lUBP TC4012BP/BF TC4023BP/BF TC4068BP/BF TC7400BP TC4000BP TC4001BP/BF TC4001UBP TC4002BP/BF TC4025BP/BF TC4049BP TC4510BP tc5012bp TC5018BP TC4583BP TC4052BP TC4526BP TC5070P TC5020BP

    TC4001UBP

    Abstract: No abstract text available
    Text: C2MOS DIGITAL INTEGRATED CIRCUIT SILICON MONOLITHIC TC4001UBP TC4011UBP/UBFN TC4001UB Q U A D 2 INPUT NO R GATE TC4011UB Q U A D 2 INPUT N A N D GATE TC4001U B and T C 4 0 1 1 U B a r e 2 in p u t N O R gate and 2 input N A N D gate respectively. The pin connections are same as


    OCR Scan
    PDF TC4001UBP TC4011UBP/UBFN TC4001UB TC4011UB TC4001U TC4001B TC4011B TC4011UB) TC4001UB)

    TC40107B

    Abstract: TC5032 tc5043 tc4036 TC4017B TC35083 TC4042B tc5037 TC5053 TC5001
    Text: FUNCTION SELECTION TABLE FUNCTION GATES BUFFERS DEVICES NAND TC4011B,TC4011UB »TC4012B,TC4023B,TC4068B NOR TC4000B,TC4001B,TC4001UB,TC4002B,TC4025B TC4078B AND TC4068B,TC4073B,TC4081B,TC4082B OR TC4071B,TC4072BP,TC4075B,TC4078B INVERTER TC4007UB,TC4009UB,TC4049B,TC4069UB


    OCR Scan
    PDF TC4011B TC4011UB TC4012B TC4023B TC4068B TC4000B TC4001B TC4001UB TC4002B TC4025B TC40107B TC5032 tc5043 tc4036 TC4017B TC35083 TC4042B tc5037 TC5053 TC5001

    Untitled

    Abstract: No abstract text available
    Text: TC 40117BP TC40117BP C2MOS DIGITAL INTEGRATED CIRCUIT SILICON MONOLITHIC PROGRAMMABLE DUAL 4-BIT TERMINATOR TC40117BP contains independent two 4-bit Pragrammable Terminators that are capable of terminating a data bus to a high or low state. They can also terminate any


    OCR Scan
    PDF 40117BP TC40117BP TC40117BP

    tc7s E3

    Abstract: TC7S
    Text: p 'iLÜ K A ItU U K L U I! T O S H IB A TECHNICAL DATA LMOS i Product Lineup TC4S S eries □ C irc u it diagram □ INV OR NOR ao □ > Vdo □ AND VDo P P □ NAND o< Function Vdo P TOP VIEW) ti a t r Vss Device name Marking a n tr V*s TC4S11F Cl TC4011B


    OCR Scan
    PDF TC4S01F TC4S71F TC4081B TC4011B TC4S81F TC4S11F TC4001B TC4071B TC4S69F TC4SU69F! tc7s E3 TC7S

    TC4023BP

    Abstract: 4023BP TC4012BP TC4023BF T04023BF TC4011BP
    Text: lu ^ u iiB r / ö M u ^ u i^ B r / ö r , TC4023BR^BF C M O S DIGITAL I N T E G R A T E D CIRCUIT SILICON M O N O L I T H I C TC4011BP/TC4011BF QUAD 2 INPUT NAND GATE TC4012BP/TC4012BF DUAL 4 INPUT N A N D GATE TC4023BP/TC4023BF TRIPLE 3 INPUT NAND GATE The TC4011BP/BF, TC4023BP/BF, and TC4012BP/BF


    OCR Scan
    PDF T04023BF TC4011BP/TC4011 TC4012BP/TC4012BF TC4023BP/TC4023BF TC4011BP/BF, TC4023BP/BF, TC4012BP/BF TC4011BP/BF) TC4023BP/BF) TC4023BP 4023BP TC4012BP TC4023BF TC4011BP

    TC40117BP

    Abstract: strobo led anti-bounce circuit anti-bounce
    Text: C2MOS DIGITAL INTEGRATED CIRCUIT SILICON MONOLITHIC TC40117BP TC40117BP PROGRAMMABLE DUAL 4 - B I T TERMINATOR TC40117BP contains independent two 4-bit Pragrammable Terminators that are capable of terminating a data bus to a high or low state. They can also terminate any


    OCR Scan
    PDF TC40117BP TC40117BP strobo led anti-bounce circuit anti-bounce

    CI 4011

    Abstract: TC4011BP tc4011bp applications cmos TC4011 sol 4011 be DIP14-P-300-2 TC4011B TC4011BF TC4011BFN TC4011BFT
    Text: TO SHIBA TC4011BP/BF/BFN/BFT TOSHIBA CMOS DIGITAL INTEGRATED CIRCUIT SILICON MONOLITHIC TC4011BP, TC4011BF, TC4011BFN, TC4011BFT Note The JEDEC SOP (FN) is not available in TC4011B QUAD 2 INPUT NAND GATE Japan The TC4011B is 2-input positive logic NAND gate


    OCR Scan
    PDF TC4011BP/BF/BFN/BFT TC4011BP, TC4011BF, TC4011BFN, TC4011BFT TC4011B DIP14-P-300-2 OP14-P-300-1 SOL14-P-150-1 CI 4011 TC4011BP tc4011bp applications cmos TC4011 sol 4011 be TC4011BF TC4011BFN TC4011BFT

    PS 307 2A

    Abstract: anti-bounce circuit
    Text: TC40117BP C2MOS DIGITAL INTEGRATED CIRCUIT SILICON MONOLITHIC TC40117BP PROGRAMMABLE DUAL 4-BIT TERMINATOR TC40117BP contains independent two 4-bit Pragrammable Terminators that are capable of terminating a data bus to a high or low state. They can also terminate any


    OCR Scan
    PDF TC40117BP TC40117BP PS 307 2A anti-bounce circuit

    TC40117BP

    Abstract: IZB 30
    Text: TC40117BP TC40117BP CzM O S D IG ITAL IN T E G R A T E D C IRC UIT S ILIC O N M O N O L IT H IC PROGRAMMABLE D UAL 4 - B I T T ER M INAT OR TC40117BP contains independent two 4-bit Pragramitiable Terminators that are capable of terminating a data bus to a high or low state. They can also terminate any


    OCR Scan
    PDF TC40117BP TC40117BP IZB 30

    TC4011UB

    Abstract: TC4011UBP 2 input nand gate 18v TC4001UBP
    Text: TC4001UBP, TC4011UBP/UBFN C2MOS DIGITAL INTEGRATED CIRCUIT SILICON MONOLITHIC _ TC4001UB QUAD 2 INPUT NOR GATE TC4011UB QUAD 2 INPUT NAND GATE_ TC4001UB and TC4011UB are 2 input NOR gate and 2 input NAND gate respectively. The pin connections are same as


    OCR Scan
    PDF TC4001UBP, TC4011UBP/UBFN TC4001UB TC4011UB TC4001B TC4011B TC4001UB TC4011UB) TC4011UBP 2 input nand gate 18v TC4001UBP

    SOP14

    Abstract: TE1612 TSSOP-16P DIP14-P-300-2 SOP-16P TC401
    Text: [10] TOSHIBA 'e i m iê [10] t 1. 1S% M 1tè£& ìÈJj% TC4000BÌ/V- X < D & / * y ' r - ' s k DIP. SOP. TSSOP In nnC t í * -r- %ti? ti V > £ t ~ > 71? ¿: 4' U i t o Í5IJ) TC4011BF (EL)- mnm -Mpnpiy^ 1 =1- K &EP (EL) « ^ mm (DpIP) (SOFP) (TSFSTOP)


    OCR Scan
    PDF TC4000BVU TC401 DIP14-P-300-2 DIP16-P-300-2 OP14-P-300-1 50pcs OP16-P-3QO-1 OP16-P-300-1 SOP14 TE1612 TSSOP-16P SOP-16P

    CI 4011

    Abstract: 4011 TOSHIBA TC4011 TC4011BP sol 4011 be DIP14-P-300-2 TC4011B TC4011BF TC4011BFN TC4011BFT
    Text: TO SH IBA T C4011B P/B F/B FN/B FT TOSHIBA CMOS DIGITAL INTEGRATED CIRCUIT SILICON MONOLITHIC TC4011BP, TC4011BF, TC4011BFN, TC4011BFT Note The JEDEC SOP (FN) is not available in TC4011B QUAD 2 INPUT NAND GATE Japan The TC4011B is 2-input positive logic NAND gate


    OCR Scan
    PDF TC4011BP/BF/BFN/BFT TC4011BP, TC4011BF, TC4011BFN, TC4011BFT TC4011B DIP14-P-300-2 OP14-P-300-1 SOL14-P-150-1 CI 4011 4011 TOSHIBA TC4011 TC4011BP sol 4011 be TC4011BF TC4011BFN TC4011BFT

    Untitled

    Abstract: No abstract text available
    Text: TOSHIBA TC4011BP/BF/BFN/BFT TOSHIBA CMOS DIGITAL INTEGRATED CIRCUIT SILICON MONOLITHIC TC4011BP, TC4011BF, TC4011BFN, TC4011BFT Note The JEDEC SOP (FN) is not available in TC4011B QUAD 2 INPUT NAND GATE Japan. The TC4011B is 2-input positive logic NAND gate


    OCR Scan
    PDF TC4011BP/BF/BFN/BFT TC4011BP, TC4011BF, TC4011BFN, TC4011BFT TC4011B DIP14-P-300-2 OP14-P-300-1 S0L14-P-150-1

    Untitled

    Abstract: No abstract text available
    Text: TO SHIBA TC4011BP/BF/BFN/BFT TOSHIBA CMOS DIGITAL INTEGRATED CIRCUIT SILICON MONOLITHIC TC4011BP, TC4011BF, TC4011BFN, TC4011BFT Note The JEDEC SOP (FN) is not available ¡n TC4011B QUAD 2 INPUT NAND GATE Japan The TC4011B is 2-input positive logic NAND gate


    OCR Scan
    PDF TC4011BP/BF/BFN/BFT TC4011BP, TC4011BF, TC4011BFN, TC4011BFT TC4011B 14PIN DIP14-P-300-2

    4011 TOSHIBA

    Abstract: cmos TC4011 TC4011 sol 4011 be 4011 BP TOSHIBA TC4011BP tc4011bp applications DIP14-P-300-2 TC4011B TC4011BF
    Text: TO SHIBA TC4011BP/BF/BFN/BFT TO SH IBA CM OS D IG ITAL IN TEGRATED CIRCU IT SILICON M ONOLITHIC TC4011BP, TC4011BF, TC4011BFN, TC4011BFT Note The JEDEC SOP (FN) is not available in TC4011B QUAD 2 INPUT NAND GATE Japan The TC4011B is 2-input positive logic NAND gate


    OCR Scan
    PDF TC4011BP/BF/BFN/BFT TC4011 TC4011BF, TC4011BFN, TC4011BFT TC4011B DIP14-P-300-2 OP14-P-300-1 SOL14-P-150-1 4011 TOSHIBA cmos TC4011 sol 4011 be 4011 BP TOSHIBA TC4011BP tc4011bp applications TC4011BF

    tc4011bp

    Abstract: No abstract text available
    Text: TC4011BP/BF/BFN/BFT TOSHIBA TOSHIBA CMOS DIGITAL INTEGRATED CIRCUIT SILICON MONOLITHIC TC4011BP, TC4011BF, TC4011BFN, TC4011BFT N o te T h e JEDEC SOP (FN) is n o t a v a ila b le in TC4011B QUAD 2 INPUT NAND GATE Japan. The TC4011B is 2-input positive logic NAND gate


    OCR Scan
    PDF TC4011BP/BF/BFN/BFT TC4011BP, TC4011BF, TC4011BFN, TC4011BFT TC4011B 14PIN DIP14-P-300-2 tc4011bp

    driver circuit to drive electromagnetic relay using microprocessor

    Abstract: DC motor speed control using 555 TLP635 scr driver dc motor speed control circuit diagram schmitt trigger using ic 555 ac Fan speed control circuit diagram using triac scr driver dc motor speed control magnetron toshiba MG15G6EL1 TLP636
    Text: 8-3 8-3-1 Examples of Application Circuit General Interface 1 Interface between systems (2) Interface between systems having schmitt circuit V d D=5V ~ 12V o— -O Vcc=5V c 1.5k ^ 10k 4.7k 5.1k —WV- TC4011BP 1M 2SC1815 C2MOS TLP635 (3) Interface between T T L, H T L


    OCR Scan
    PDF TC4011BP 2SC1815 TLP635 TC40107BP) TLP636 TLP621 1/2TC40107BP 1/6TC4049BP 1/2TC401078P driver circuit to drive electromagnetic relay using microprocessor DC motor speed control using 555 TLP635 scr driver dc motor speed control circuit diagram schmitt trigger using ic 555 ac Fan speed control circuit diagram using triac scr driver dc motor speed control magnetron toshiba MG15G6EL1