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

    SFH615A3 Search Results

    SF Impression Pixel

    SFH615A3 Price and Stock

    Vishay Semiconductors SFH615A-3

    OPTOISOLATOR 5.3KV TRANS 4-DIP
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey SFH615A-3 Tube 4,397 1
    • 1 $0.94
    • 10 $0.573
    • 100 $0.94
    • 1000 $0.28902
    • 10000 $0.23943
    Buy Now
    Quest Components SFH615A-3 2,497
    • 1 $0.51
    • 10 $0.51
    • 100 $0.51
    • 1000 $0.2125
    • 10000 $0.2125
    Buy Now

    Isocom Components SFH615A-3XSMT-R

    OPTOISOLATOR 5.3KV TRANS 4SMD
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey SFH615A-3XSMT-R Digi-Reel 3,412 1
    • 1 $0.64
    • 10 $0.379
    • 100 $0.64
    • 1000 $0.1952
    • 10000 $0.1952
    Buy Now
    SFH615A-3XSMT-R Cut Tape 3,412 1
    • 1 $0.64
    • 10 $0.379
    • 100 $0.64
    • 1000 $0.1952
    • 10000 $0.1952
    Buy Now
    SFH615A-3XSMT-R Reel 2,000 1,000
    • 1 -
    • 10 -
    • 100 -
    • 1000 $0.17931
    • 10000 $0.14443
    Buy Now

    Vishay Semiconductors SFH615A-3X008T

    OPTOISOLATOR 5.3KV TRANS 4SMD
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey SFH615A-3X008T Cut Tape 2,020 1
    • 1 $1.09
    • 10 $0.672
    • 100 $1.09
    • 1000 $0.3477
    • 10000 $0.3477
    Buy Now
    SFH615A-3X008T Digi-Reel 2,020 1
    • 1 $1.09
    • 10 $0.672
    • 100 $1.09
    • 1000 $0.3477
    • 10000 $0.3477
    Buy Now
    SFH615A-3X008T Reel 2,000 2,000
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $0.29098
    Buy Now

    Vishay Semiconductors SFH615A-3X009T

    OPTOISOLATOR 5.3KV TRANS 4SMD
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey SFH615A-3X009T Cut Tape 2,019 1
    • 1 $1.09
    • 10 $0.672
    • 100 $1.09
    • 1000 $0.37352
    • 10000 $0.37352
    Buy Now
    SFH615A-3X009T Digi-Reel 2,019 1
    • 1 $1.09
    • 10 $0.672
    • 100 $1.09
    • 1000 $0.37352
    • 10000 $0.37352
    Buy Now
    SFH615A-3X009T Reel 1,000 1,000
    • 1 -
    • 10 -
    • 100 -
    • 1000 $0.3477
    • 10000 $0.29098
    Buy Now

    Vishay Semiconductors SFH615A-3X007T

    OPTOISOLATOR 5.3KV TRANS 4SMD
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey SFH615A-3X007T Digi-Reel 930 1
    • 1 $1.09
    • 10 $0.672
    • 100 $1.09
    • 1000 $0.37352
    • 10000 $0.37352
    Buy Now
    SFH615A-3X007T Cut Tape 930 1
    • 1 $1.09
    • 10 $0.672
    • 100 $1.09
    • 1000 $0.37352
    • 10000 $0.37352
    Buy Now

    SFH615A3 Datasheets (25)

    Part ECAD Model Manufacturer Description Curated Datasheet Type PDF
    SFH615A-3 Infineon Technologies Optocoupler, 4 Pin, Sngl, 100-200% CTR Original PDF
    SFH615A-3 Isocom Components 6V 50mA optically coupled isolator Original PDF
    SFH615A-3 Opto 4 Pin, DIP, Single Phototransistor Detector, BVCEO 70V, CTR 100-200/34 @ 10/1mA, 5V Optocoupler Original PDF
    SFH615A-3 Siemens 5.3 kV TRIOS, HIGH RELIABILITY, OPTOCOUPLERS Original PDF
    SFH615A-3 Vishay 5.3 kV TRIOS High Reliability Optocouplers Original PDF
    SFH615A-3 Vishay Intertechnology 5.3 kV TRIOS Optocoupler High Reliability Original PDF
    SFH615A-3 Vishay Telefunken Optocoupler High Reliability 5300 VRMS Original PDF
    SFH615A-3G Isocom Components LOW INPUT CURRENT PHOTOTRANSISTOR OPTICALLY COUPLED ISOLATOR Original PDF
    SFH615A-3SM Isocom Components LOW INPUT CURRENT PHOTOTRANSISTOR OPTICALLY COUPLED ISOLATOR Original PDF
    SFH615A-3SMTR Isocom Components LOW INPUT CURRENT PHOTOTRANSISTOR OPTICALLY COUPLED ISOLATOR Original PDF
    SFH615A-3X Isocom Components 2004 Isolators - Optoisolators - Transistor, Photovoltaic Output - OPTOISOLATOR 5.3KV TRANS 4DIP Original PDF
    SFH615A-3X001 Vishay Semiconductors Optoisolators - Transistor, Photovoltaic Output, Isolators, OPTOISOLATOR 5.3KV TRANS 4DIP Original PDF
    SFH615A-3X006 Vishay Siliconix Optocoupler, High Reliability, 5300 VRMS Original PDF
    SFH615A-3X007 Vishay Siliconix Optocoupler, High Reliability, 5300 VRMS Original PDF
    SFH615A-3X007T Vishay Semiconductors Optoisolators - Transistor, Photovoltaic Output, Isolators, OPTOISOLATOR 5.3KV TRANS 4SMD Original PDF
    SFH615A-3X008 Vishay Siliconix Optocoupler, High Reliability, 5300 VRMS Original PDF
    SFH615A-3X008T Vishay Semiconductors Optoisolators - Transistor, Photovoltaic Output, Isolators, OPTOISOLATOR 5.3KV TRANS 4SMD Original PDF
    SFH615A-3X009 Vishay Siliconix Optocoupler, High Reliability, 5300 VRMS Original PDF
    SFH615A-3X009T Vishay Semiconductors Optoisolators - Transistor, Photovoltaic Output, Isolators, OPTOISOLATOR 5.3KV TRANS 4SMD Original PDF
    SFH615A-3X016 Vishay Semiconductors Optoisolators - Transistor, Photovoltaic Output, Isolators, OPTOISOLATOR 5.3KV TRANS 4DIP Original PDF

    SFH615A3 Datasheets Context Search

    Catalog Datasheet MFG & Type PDF Document Tags

    SFH6106

    Abstract: SFH6206 equivalent 618 smd SFH610 SFH6106-1 SFH6106-2 SFH6106-3 SFH6106-4 SFH6156-1 SFH6156-2
    Text: SFH6106/6156/6186/6206/6286 5.3 kV TRIOS High Reliability Optocouplers FEATURES • SMD Versions of SFH610, 615, 618, 620, 628 • Available on Tape and Reel —To Order Use Suffix “T” • Field Effect Stable by TRIOS TRansparent IOn Shield V •


    Original
    PDF SFH6106/6156/6186/6206/6286 SFH610, E52744 SFH6106, SFH6286-3 SFH6286-4 SFH628A-2 SFH628A-3 SFH628A-4 SFH6106 SFH6206 equivalent 618 smd SFH610 SFH6106-1 SFH6106-2 SFH6106-3 SFH6106-4 SFH6156-1 SFH6156-2

    SFH615A-2X019T

    Abstract: SFH615A-4X001 SFH615A-3-X001
    Text: SFH615A www.vishay.com Vishay Semiconductors Optocoupler, Phototransistor Output, High Reliability, 5000 VRMS FEATURES • Excellent CTR linearity depending on forward current • Isolation test voltage, 5000 VRMS A 1 4 C C 2 3 E • Fast switching times • Low CTR degradation


    Original
    PDF SFH615A 2002/95/EC 2002/96/EC SFH615A 11-Mar-11 SFH615A-2X019T SFH615A-4X001 SFH615A-3-X001

    SFH615A

    Abstract: SFH615A-1 SFH615A-2 SFH615A-3 SFH615A-4
    Text: SFH615A  5.3 kV TRIOS Optocoupler High Reliability FEATURES • Variety of Current Transfer Ratios at IF=10 mA – SFH615A-1, 40–80% – SFH615A-2, 63–125% – SFH615A-3, 100–200% – SFH615A-4, 160–320% – SFH615A-12, 40–125% – SFH615A-23, 63–200%


    Original
    PDF SFH615A SFH615A-1, SFH615A-2, SFH615A-3, SFH615A-4, SFH615A-12, SFH615A-23, SFH615A-34, SFH615A-13, SFH615A-24, SFH615A SFH615A-1 SFH615A-2 SFH615A-3 SFH615A-4

    A 69157 scr

    Abstract: 65k5 HEDS 5300 HCPL-900J-000E HCPL 0636 DT 8210 IC hcpl788 hcpl 1360 HEDS 8210 83K3
    Text: NON-VISIBLE OPTOELECTRONICS Find Datasheets Online DETECTORS • ENCODERS DETECTORS SCHMITT TRIGGER DETECTORS CONT. PLASTIC PACKAGING Price Each Max. Radiant Operating Output Threshold Range Vcc Mfg. Part No. Fig. Circuit (mW/cm2) (V) Stock No. 2 Buffer


    Original
    PDF 90F8548 SDP8600-001 95F5325 SDP8371-001 28H5849 28H5850 OPB933W55Z 08F2750 OPB963T55 08F2755 A 69157 scr 65k5 HEDS 5300 HCPL-900J-000E HCPL 0636 DT 8210 IC hcpl788 hcpl 1360 HEDS 8210 83K3

    SFH6156-1

    Abstract: SFH615A-1 SFH615A-2 SFH615A-3 SFH615A-4 VDE0884 ED-95 diode smd ED 74 SFH6156
    Text: SFH615A/SFH6156 Vishay Semiconductors Optocoupler, Phototransistor Output, High Reliability, 5300 VRMS Features • Excellent CTR Linearity Depending on Forward Current • Isolation Test Voltage, 5300 VRMS e3 • Fast Switching Times • Low CTR Degradation


    Original
    PDF SFH615A/SFH6156 2002/95/EC 2002/96/EC UL1577, E52744 VDE0884) SFH615A SFH6156 08-Apr-05 SFH6156-1 SFH615A-1 SFH615A-2 SFH615A-3 SFH615A-4 VDE0884 ED-95 diode smd ED 74 SFH6156

    SHF615A-3

    Abstract: SHF615 4166 ic equivalent
    Text: ISOCOM LTD SHF615A-3 4.60 13.0o Transistor Optically Coupled Isolator 0.26 6.5 6.50 7.62 13.0o 4.60 3.50 0.4 3.00 2.70 0.5 1.20 2.54 Isocom Ltd supplies high reliability devices for applications requiring an operating temperature range of -55°C to +100°C


    Original
    PDF SHF615A-3 BS9400, BS9000 1294/M) CECC20000 M/1084/CECC/UK) BS9000 SHF615A-3 SHF615 4166 ic equivalent

    CTX22-16134

    Abstract: No abstract text available
    Text: NCP1230GEVB NCP1230 90 Watt, Universal Input Adapter Power Supply Evaluation Board User's Manual http://onsemi.com EVAL BOARD USER’S MANUAL General Description Design Specification The NCP1230 implements a standard current mode control architecture. It’s an ideal candidate for applications


    Original
    PDF NCP1230GEVB NCP1230 EVBUM2131/D CTX22-16134

    Packaging, Tape and Reel Information

    Abstract: No abstract text available
    Text: Packaging, Tape and Reel Information www.vishay.com Vishay Semiconductors Packaging, Tape and Reel Information DESCRIPTION DEVICES PER TUBS Optocouplers are available in plastic dual-in-line packages DIP , SOP packages, and in a surface-mount, gull-wing,


    Original
    PDF CNY64 06-Oct-11 Packaging, Tape and Reel Information

    SFH615A-1X001

    Abstract: No abstract text available
    Text: SFH615A www.vishay.com Vishay Semiconductors Optocoupler, Phototransistor Output, High Reliability, 5300 VRMS FEATURES • Excellent CTR linearity depending on forward current • Isolation test voltage, 5300 VRMS A 1 4 C C 2 3 E • Fast switching times • Low CTR degradation


    Original
    PDF SFH615A SFH615A 2002/95/EC. 2002/95/EC 2011/65/EU. JS709A 02-Oct-12 SFH615A-1X001

    schematic diagram atx Power supply 500w

    Abstract: pioneer PAL 012A 1000w inverter PURE SINE WAVE schematic diagram 600va numeric ups circuit diagrams winbond bios 25064 TLE 9180 infineon smsc MEC 1300 nu TBE schematic diagram inverter 2000w DK55 circuit diagram of luminous 600va UPS
    Text: QUICK INDEX NEW IN THIS ISSUE! Detailed Index - See Pages 3-24 Digital Signal Processors, iCoupler , iMEMS® and iSensor . . . . . 805, 2707, 2768-2769 Connectors, Cable Assemblies, IC Sockets . . . . . . . . . . . 28-568 RF Connectors . . . . . . . . . . . . . . . . . . . . . . Pages 454-455


    Original
    PDF P462-ND P463-ND LNG295LFCP2U LNG395MFTP5U US2011) schematic diagram atx Power supply 500w pioneer PAL 012A 1000w inverter PURE SINE WAVE schematic diagram 600va numeric ups circuit diagrams winbond bios 25064 TLE 9180 infineon smsc MEC 1300 nu TBE schematic diagram inverter 2000w DK55 circuit diagram of luminous 600va UPS

    E244343

    Abstract: OPTO410 SFH615A-3
    Text: Global Supplier of Optoelectronic Solutions SFH615A-3 ALL Product Lead Free, RoHs Compliant Schematic: UL # E244343 Features: 1 4 1.Current transfer ratio CTR : 100-200% at IF=10mA Vce=5V 2 3 2.High isolation voltage between input and output (Viso : 5300Vrms).


    Original
    PDF SFH615A-3 E244343 5300Vrms) OPTO410 E244343 OPTO410 SFH615A-3

    PC123 optocoupler

    Abstract: opto coupler TLP250 opto coupler 817 ps9402 TLP121-4 Optocoupler HCPL 501 HCPL-501 cosmo 817 PS8551L4 PS9303
    Text: Optocoupler Selection Guide www.renesas.eu 2010.08 Introduction Renesas offers a leading portfolio of high performance optocouplers. Key features enabling customers to develop market leading products include 5KV isolation voltage, minimum CMR of 25KV/us and wide


    Original
    PDF 25KV/us R08CL0002ED0100 EPMC-PU-0116-2 PC123 optocoupler opto coupler TLP250 opto coupler 817 ps9402 TLP121-4 Optocoupler HCPL 501 HCPL-501 cosmo 817 PS8551L4 PS9303

    SFH615A-1

    Abstract: E91231 SFH615A-2 SFH615A-3 SFH615A-4 SFH615A-4X sfh615a
    Text: SFH615A-1X, SFH615A-2X, SFH615A-3X, SFH615A-4X, SFH615A-1, SFH615A-2, SFH615A-3, SFH615A-4 LOW INPUT CURRENT PHOTOTRANSISTOR OPTICALLY COUPLED ISOLATORS APPROVALS z UL recognised, File No. E91231 Package Code " EE " 'X' SPECIFICATIONAPPROVALS z VDE 0884 in 3 available lead form : - STD


    Original
    PDF SFH615A-1X, SFH615A-2X, SFH615A-3X, SFH615A-4X, SFH615A-1, SFH615A-2, SFH615A-3, SFH615A-4 E91231 EN60950 SFH615A-1 E91231 SFH615A-2 SFH615A-3 SFH615A-4 SFH615A-4X sfh615a

    mdd 2605

    Abstract: HCPL 1458 8 pin opto KS0108 128X64 graphical LCD mdd 2601 transistor chn 952 hitachi INVC 618 Data Vision P135 H4 led smd headlight bulb transistor CHN 64 946 transistor chn 943
    Text: 755 Technical portal and online community for Design Engineers - www.element-14.com Optoelectronics, Solid State Illumination & Displays Page Alphanumeric LCD Modules . . . . . . . . . . . . . . . . . 903 Alphanumeric LED Displays . . . . . . . . . . . . . . . . . 900


    Original
    PDF element-14 element14 mdd 2605 HCPL 1458 8 pin opto KS0108 128X64 graphical LCD mdd 2601 transistor chn 952 hitachi INVC 618 Data Vision P135 H4 led smd headlight bulb transistor CHN 64 946 transistor chn 943

    SFH615A-3X006

    Abstract: SFH6156 SFH615A SFH615A-1 SFH615A-2 SFH615A-3 SFH615A-4 VDE0884 vishay sfh6156 optocoupler TF 070 SMD 8 PIN IC
    Text: SFH615A / SFH6156 VISHAY Vishay Semiconductors Optocoupler, High Reliability, 5300 VRMS Features • Excellent CTR Linearity Depending on Forward Current • Isolation Test Voltage, 5300 VRMS • Fast Switching Times • Low CTR Degradation • Low Coupling Capacitance


    Original
    PDF SFH615A SFH6156 2002/95/EC 2002/96/EC UL1577, E52744 VDE0884) SFH615A D-74025 SFH615A-3X006 SFH6156 SFH615A-1 SFH615A-2 SFH615A-3 SFH615A-4 VDE0884 vishay sfh6156 optocoupler TF 070 SMD 8 PIN IC

    SFH615A-2X019T

    Abstract: SFH615A-2 application note SFH615A-4X016 sfh615a-1X017 SFH615A-4X001 SFH615A-2X009T sfh615a SFH615A3X017
    Text: SFH615A www.vishay.com Vishay Semiconductors Optocoupler, Phototransistor Output, High Reliability, 5000 VRMS FEATURES • Excellent CTR linearity depending on forward current • Isolation test voltage, 5000 VRMS A 1 4 C C 2 3 E • Fast switching times • Low CTR degradation


    Original
    PDF SFH615A 2002/95/EC 2002/96/EC SFH615A 2011/65/EU 2002/95/EC. 2011/65/EU. 12-Mar-12 SFH615A-2X019T SFH615A-2 application note SFH615A-4X016 sfh615a-1X017 SFH615A-4X001 SFH615A-2X009T SFH615A3X017

    IEC-60286-3 0402

    Abstract: IEC-60286-3 Vishay CNY66 CNY17-3 VO61X 4 pin optocoupler SFH615A-4X018T IEC-60286-3
    Text: Packaging, Tape and Reel Information www.vishay.com Vishay Semiconductors Packaging, Tape and Reel Information DESCRIPTION DEVICES PER TUBS Optocouplers are available in plastic dual-in-line packages DIP , SOP packages, and in a surface-mount, gull-wing,


    Original
    PDF DIP-16 CNY64 CNY65 CNY66 06-Oct-11 IEC-60286-3 0402 IEC-60286-3 Vishay CNY17-3 VO61X 4 pin optocoupler SFH615A-4X018T IEC-60286-3

    Untitled

    Abstract: No abstract text available
    Text: SFH615A-3X018T www.vishay.com Vishay Semiconductors Optocoupler, Phototransistor Output, High Reliability, 5300 VRMS FEATURES A 1 4 C • Excellent CTR linearity depending on forward current C 2 3 E • Isolation test voltage, 5300 VRMS • Fast switching times


    Original
    PDF SFH615A-3X018T SFH615A-3X018T 2002/95/EC. 2002/95/EC 2011/65/EU. JS709A 02-Oct-12

    FP 310

    Abstract: Q62902-B155-F222 Siemens LS 3369-fh irl 3034 SCF 5784 KTY 11-5 KTY 20-5 KTY 14-6 Q68000-A7820 LG 57A
    Text: Alphanumerisches Typenverzeichnis Alphanumeric Type Index Achtung: Neue Typenbezeichnung bei Si-Fotodedektoren und Lichtwellenleitern Attention: New type designations for Si-Photodetectors and Fiber-Optic Systems Typ Type Bestellnummer Ordering code 4N25 4N26


    OCR Scan
    PDF 6N135 6N136 6N138 6N139 BPW21 H62702-P3051 Q62702-P3009 Q62702-P3057 Q62702-P3058 Q62702-P3054 FP 310 Q62902-B155-F222 Siemens LS 3369-fh irl 3034 SCF 5784 KTY 11-5 KTY 20-5 KTY 14-6 Q68000-A7820 LG 57A

    SFH6112

    Abstract: SFH615 SFH611-2 sfh610 siemens SFH620 SFH6106 SFH611A-4 SFH610 SFH611-3 Siemens SFH6286-4
    Text: SIEMENS SFH6106 SFH6116 SFH6156 SFH6186 SFH6206 SFH6286 5.3 kV TRIOS HIGH RELIABILITY OPTOCOUPLERS FEATURES • SMD Versions of SFH610, 611, 615,618, 620, 628 • Available on Tape and ReelTo Order Use Suffix “T” • TRIOS — Transparent lOn Shield


    OCR Scan
    PDF SFH6106 SFH6116 SFH6156 SFH6186 SFH6206 SFH6286 SFH610, SFH6106, SFH610-2 SFH6112 SFH615 SFH611-2 sfh610 siemens SFH620 SFH611A-4 SFH610 SFH611-3 Siemens SFH6286-4

    MOC30211

    Abstract: MOC3D62 TLP521 MQC3020 moc30111 4N35 cny17 4N4U
    Text: Mwêi t e i F ÈmUÊmSÆ 4 N 2 5 . 7 H11L3.13 IS3021. 18 1SP824-3.18 MCA2231.15 SFH600-1. 8 4 N 26. 7 H11L4.13 IS4N45.19


    OCR Scan
    PDF 4N32-1. 4N32-2. 4N32-3. 4N38A. 6N135. CNX72A. CNX82A. X83AG CNY17-1. TIL192A. MOC30211 MOC3D62 TLP521 MQC3020 moc30111 4N35 cny17 4N4U

    T1L193B

    Abstract: SFH617A-2 P/N146071
    Text: Photo Transistor n-Line Packages Pvt FMun» Tm * Votbtgi {KV Cofittauou* VSR l£D) PatvMrd Utf-IOfiA Cumnt MB UmAl BVcea I* 05mA Mm IV) m nv) 80 50-600 CTR Selection Available ”GB” 100% Min ”BL” 200% Min ISP521-1 ISP817 ISP624-1 63-125/22 (lF=10/1mA)


    OCR Scan
    PDF ISP321-1 ISP621-1 ISP521-1 ISP817 ISP624-1 PS2501-1 SFH615A-1 SFH615A-2 SFH615A-3 SFH615A-4 T1L193B SFH617A-2 P/N146071

    dual channel opto triac

    Abstract: SFH6943 SFH6943-4 SFH6943-2 optocouplers D615 Selector Guide
    Text: - * ' •% % i * *" *r •% r ’ . « * > - .» £ £ '* * ,: ’ ï ■* V ;c/ ^ iS Ä ? Optocouplers Solici State Relays t: i j ifrared Data Transceivers ta Access ¡111 H É o Application Notes Optocou piers Package Type Schematic Part Number Current Transfer


    OCR Scan
    PDF SFH610A-1 SFH610A-2 SFH610A-3 SFH610A-4 SFH614A SFH615A-1 SFH615A-2 SFH615A-3 SFH615A-4 ILD256T dual channel opto triac SFH6943 SFH6943-4 SFH6943-2 optocouplers D615 Selector Guide

    SFH6112

    Abstract: Siemens optocoupler sfh610 SFH610 Siemens optocoupler sfh610A SFH611A-4 SFH6186T-3 Siemens sfh615 optocoupler SFH611-3 SFH611A-3 sfh610 equivalent
    Text: SFH6106T SFH6116T SFH6156T SFH6186T SFH6206T SFH6286T SIEM EN S 5883 5.3 kV TRIOS HIGH RELIABILITY OPTOCOUPLERS FEATURES • SMD Versions of SFH610, 611,615,618, 620,628 • Available on Tape and Reel Suffix T • TRIOS — tansparent lOn Shield Package Dimensions in Inches (mm)


    OCR Scan
    PDF SFH6106T SFH6116T SFH6156T SFH6186T SFH6206T SFH6286T SFH610, SFH6106T, 6116T, 6156T, SFH6112 Siemens optocoupler sfh610 SFH610 Siemens optocoupler sfh610A SFH611A-4 SFH6186T-3 Siemens sfh615 optocoupler SFH611-3 SFH611A-3 sfh610 equivalent