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    LTC2051 Price and Stock

    Analog Devices Inc LTC2051HVIMS8-PBF

    IC OPAMP ZERO-DRIFT 2 CIRC 8MSOP
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey LTC2051HVIMS8-PBF Tube 6,763 1
    • 1 $8.27
    • 10 $5.764
    • 100 $4.55
    • 1000 $4.55
    • 10000 $4.55
    		Buy Now

    Analog Devices Inc LTC2051HS8-PBF

    IC OPAMP ZERO-DRIFT 2 CIRC 8SO
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey LTC2051HS8-PBF Tube 6,440 1
    • 1 $6.49
    • 10 $4.452
    • 100 $3.3382
    • 1000 $3.3125
    • 10000 $3.3125
    		Buy Now

    Analog Devices Inc LTC2051HVHS8-TRPBF

    IC OPAMP ZERO-DRIFT 2 CIRC 8SO
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey LTC2051HVHS8-TRPBF Cut Tape 5,601 1
    • 1 $10.04
    • 10 $6.981
    • 100 $5.3083
    • 1000 $4.40347
    • 10000 $4.40347
    		Buy Now
    LTC2051HVHS8-TRPBF Digi-Reel 5,601 1
    • 1 $10.04
    • 10 $6.981
    • 100 $5.3083
    • 1000 $4.40347
    • 10000 $4.40347
    		Buy Now
    LTC2051HVHS8-TRPBF Reel 2,500 2,500
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $4.325
    		Buy Now

    Analog Devices Inc LTC2051CS8-TRPBF

    IC OPAMP ZERO-DRIFT 2 CIRC 8SO
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey LTC2051CS8-TRPBF Cut Tape 2,701 1
    • 1 $7.93
    • 10 $5.431
    • 100 $4.0635
    • 1000 $3.32245
    • 10000 $3.32245
    		Buy Now
    LTC2051CS8-TRPBF Digi-Reel 2,701 1
    • 1 $7.93
    • 10 $5.431
    • 100 $4.0635
    • 1000 $3.32245
    • 10000 $3.32245
    		Buy Now
    LTC2051CS8-TRPBF Reel 2,500 2,500
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $3.175
    		Buy Now

    Analog Devices Inc LTC2051HVCS8-TRPBF

    IC OPAMP ZERO-DRIFT 2 CIRC 8SO
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey LTC2051HVCS8-TRPBF Cut Tape 1,688 1
    • 1 $9.25
    • 10 $6.403
    • 100 $4.8447
    • 1000 $4.00148
    • 10000 $4.00148
    		Buy Now
    LTC2051HVCS8-TRPBF Digi-Reel 1,688 1
    • 1 $9.25
    • 10 $6.403
    • 100 $4.8447
    • 1000 $4.00148
    • 10000 $4.00148
    		Buy Now
    Find more LTC2051 price and stock on Findchips.com

    LTC2051 Datasheets (92)

    Part ECAD Model Manufacturer Description Curated Datasheet Type PDF
    LTC2051 Linear Technology Dual Zero-Drift Operational Amplifier Original PDF
    LTC2051 Linear Technology Dual-Quad Zero-Drift Operational Amplifiers Original PDF
    LTC2051 Linear Technology Dual Zero-Drift Operational Amplifier Original PDF
    LTC2051CDD Linear Technology Dual Zero-Drift Operational Amplifiers; Package: DFN; No of Pins: 8; Temperature Range: 0°C to +70°C Original PDF
    LTC2051CDD#PBF Linear Technology Dual Zero-Drift Operational Amplifiers; Package: DFN; No of Pins: 8; Temperature Range: 0°C to +70°C Original PDF
    LTC2051CDD#TR Linear Technology Dual Zero-Drift Operational Amplifiers; Package: DFN; No of Pins: 8; Temperature Range: 0°C to +70°C Original PDF
    LTC2051CDD#TRPBF Linear Technology Dual Zero-Drift Operational Amplifiers; Package: DFN; No of Pins: 8; Temperature Range: 0°C to +70°C Original PDF
    LTC2051CMS10 Linear Technology Dual Zero-Drift Operational Amplifier Original PDF
    LTC2051CMS10#PBF Linear Technology Dual Zero-Drift Operational Amplifiers; Package: MSOP; No of Pins: 10; Temperature Range: 0°C to +70°C Original PDF
    LTC2051CMS10#TR Linear Technology Dual Zero-Drift Operational Amplifiers; Package: MSOP; No of Pins: 10; Temperature Range: 0°C to +70°C Original PDF
    LTC2051CMS10#TRPBF Linear Technology Dual Zero-Drift Operational Amplifiers; Package: MSOP; No of Pins: 10; Temperature Range: 0°C to +70°C Original PDF
    LTC2051CMS8 Linear Technology Dual Zero-Drift Operational Amplifier Original PDF
    LTC2051CMS8 Linear Technology Dual Zero-Drift Operational Amplifiers; Package: MSOP; No of Pins: 8; Temperature Range: 0°C to +70°C Original PDF
    LTC2051CMS8#PBF Linear Technology Dual Zero-Drift Operational Amplifiers; Package: MSOP; No of Pins: 8; Temperature Range: 0°C to +70°C Original PDF
    LTC2051CMS8#TR Linear Technology Dual Zero-Drift Operational Amplifiers; Package: MSOP; No of Pins: 8; Temperature Range: 0°C to +70°C Original PDF
    LTC2051CMS8#TRPBF Linear Technology Dual Zero-Drift Operational Amplifiers; Package: MSOP; No of Pins: 8; Temperature Range: 0°C to +70°C Original PDF
    LTC2051CS8 Linear Technology Dual Zero-Drift Operational Amplifier Original PDF
    LTC2051CS8 Linear Technology Dual Zero-Drift Operational Amplifier Original PDF
    LTC2051CS8#PBF Linear Technology Dual Zero-Drift Operational Amplifiers; Package: SO; No of Pins: 8; Temperature Range: 0°C to +70°C Original PDF
    LTC2051CS8#TR Linear Technology Dual Zero-Drift Operational Amplifiers; Package: SO; No of Pins: 8; Temperature Range: 0°C to +70°C Original PDF

    LTC2051 Datasheets Context Search

    Catalog Datasheet MFG & Type PDF Document Tags

    lt2051

    Abstract: LTPK LTMP 2051HV 051HVI LTC2051 LTC2051CMS8 LTC2051CS8 LTC2051HV LTC2051HVCMS8
    Text: Final Electrical Specifications LTC2051 Dual Zero-Drift Operational Amplifier February 2000 U DESCRIPTIO FEATURES • ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ The LTC 2051 is a dual zero-drift operational amplifier available in the MS8 and SO-8 packages. It operates from


    Original     		PDF LTC2051 140dB 130dB 254mm) LTC1051/LTC1053 LTC1151 LTC1152 LTC2050 OT-23 lt2051 LTPK LTMP 2051HV 051HVI LTC2051 LTC2051CMS8 LTC2051CS8 LTC2051HV LTC2051HVCMS8

    MS8 PACKAGE footprint

    Abstract: low-noise operational amplifiers LTmp LTC2051 LTC2051HV LTC2052 20512 LTPK
    Text: LTC2051/LTC2052 Dual/Quad Zero-Drift Operational Amplifiers U FEATURES • ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ DESCRIPTIO Maximum Offset Voltage of 3µV Maximum Offset Voltage Drift of 30nV/°C Small Footprint, Low Profile MS8/GN16 Packages Single Supply Operation: 2.7V to ±5.5V


    Original     		PDF LTC2051/LTC2052 MS8/GN16 140dB 130dB LTC1051/LTC1053 LTC1151 LTC1152 LTC2050 OT-23 MS8 PACKAGE footprint low-noise operational amplifiers LTmp LTC2051 LTC2051HV LTC2052 20512 LTPK

    LT2051

    Abstract: LT20 LTC2051 LTC2051HV LTC2052 2051HV
    Text: LTC2051/LTC2052 Dual/Quad Zero-Drift Operational Amplifiers U FEATURES • ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ DESCRIPTIO Maximum Offset Voltage of 3µV Maximum Offset Voltage Drift of 30nV/°C Small Footprint, Low Profile MS8/GN16 Packages Available in 3mm x 3mm × 0.8mm DFN Package


    Original     		PDF LTC2051/LTC2052 MS8/GN16 140dB 130dB LTC2051/LTC2052, LTC1152 LTC2050 OT-23 LTC2053 LT2051 LT20 LTC2051 LTC2051HV LTC2052 2051HV

    Untitled

    Abstract: No abstract text available
    Text: LTC2051/LTC2052 Dual/Quad Zero-Drift Operational Amplifiers U FEATURES • ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ DESCRIPTIO Maximum Offset Voltage of 3 V Maximum Offset Voltage Drift of 30nV/°C Small Footprint, Low Profile MS8/GN16 Packages Single Supply Operation: 2.7V to ±5.5V


    Original     		PDF LTC2051/LTC2052 30nV/Â MS8/GN16 140dB 130dB LTC2051/LTC2052, LTC1152 LTC2050 OT-23

    9946

    Abstract: LTC2050 LTC2051
    Text: RELIABILITY DATA LTC2050 / LTC2051 12/8/2000 • OPERATING LIFE TEST PACKAGE TYPE SAMPLE SIZE OLDEST DATE CODE SOIC/SOT/MSOP 231 9927 231 • PRESSURE COOKER TEST AT 15 PSIG, +121°C PACKAGE TYPE SAMPLE SIZE SOIC/SOT/MSOP 200 200 • TEMP CYCLE FROM -65°C to +150°C


    Original     		PDF LTC2050 LTC2051 00-03-6209B. 9946 LTC2051

    LT2051

    Abstract: LTC2052HVHS LTmp LTC2051 LTC2051HV LTC2052 LTPJ 052HVH lt2051hvcs8 LT2051HVIS8
    Text: LTC2051/LTC2052 Dual/Quad Zero-Drift Operational Amplifiers U FEATURES • ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ DESCRIPTIO Maximum Offset Voltage of 3µV Maximum Offset Voltage Drift of 30nV/°C Small Footprint, Low Profile MS8/GN16 Packages Single Supply Operation: 2.7V to ±5.5V


    Original     		PDF LTC2051/LTC2052 MS8/GN16 140dB 130dB LTC1051/LTC1053 LTC1151 LTC1152 LTC2050 OT-23 LT2051 LTC2052HVHS LTmp LTC2051 LTC2051HV LTC2052 LTPJ 052HVH lt2051hvcs8 LT2051HVIS8

    LTC2051

    Abstract: LTC2051HV LTC2052 S14 MSOP
    Text: LTC2051/LTC2052 Dual/Quad Zero-Drift Operational Amplifiers U FEATURES • ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ DESCRIPTIO Maximum Offset Voltage of 3 V Maximum Offset Voltage Drift of 30nV/°C Small Footprint, Low Profile MS8/GN16 Packages Single Supply Operation: 2.7V to ±5.5V


    Original     		PDF LTC2051/LTC2052 MS8/GN16 140dB 130dB LTC2051/LTC2052, drif15V LTC1152 LTC2050 OT-23 LTC2051 LTC2051HV LTC2052 S14 MSOP

    LTC2050

    Abstract: LTC2051 LTC2052 LTC2053
    Text: RELIABILITY DATA LTC2050 / LTC2051 / LTC2052 / LTC2053 8/21/2006 • OPERATING LIFE TEST PACKAGE TYPE SAMPLE SIZE OLDEST DATE CODE SOIC/SOT/MSOP 461 9927 461 • PRESSURE COOKER TEST AT 15 PSIG, +121°C PACKAGE TYPE SAMPLE SIZE SOIC/SOT/MSOP SSOP/TSSOP QFN/DFN


    Original     		PDF LTC2050 LTC2051 LTC2052 LTC2053 00-03-6209B. LTC2053

    051hvh

    Abstract: LTC2051HVCDD LTC2052HVHS LTC2051 LTC2051HV LTC2052 LTC2051HVIMS10
    Text: LTC2051/LTC2052 Dual/Quad Zero-Drift Operational Amplifiers U FEATURES • ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ DESCRIPTIO Maximum Offset Voltage of 3 V Maximum Offset Voltage Drift of 30nV/°C Small Footprint, Low Profile MS8/GN16 Packages Single Supply Operation: 2.7V to ±5.5V


    Original     		PDF LTC2051/LTC2052 MS8/GN16 140dB 130dB LTC2051/LTC2052, drif51 LTC1152 LTC2050 OT-23 051hvh LTC2051HVCDD LTC2052HVHS LTC2051 LTC2051HV LTC2052 LTC2051HVIMS10

    LTC2051

    Abstract: sniper LTC2051CDD
    Text: QUICK START GUIDE FOR DEMONSTRATION CIRCUIT 598 EVALUATION CARD FOR THE LTC2051 IN THE DFN PACKAGE LTC2051CDD DESCRIPTION Demonstration circuit 598 simplifies the evaluation of the LTC2051CDD op amp in the tiny, 3mm x 3mm, DFN Dual in-line, Flat, No-leads chip-scale package. Electrical performance of this LTC2051 is the same as previous


    Original     		PDF LTC2051 LTC2051CDD LTC2051CDD sniper

    PKGS-00MX1

    Abstract: ltc6088cgntrpbf LTC6087MS8 PKGS-00 "class AB Linear" 50mhz PKGS MURATA
    Text: LTC6087/LTC6088 Dual/Quad 14MHz, Rail-to-Rail CMOS Amplifiers Features Description Low Offset Voltage: 750µV Maximum n Low Offset Drift: 5µV/°C Maximum n Input Bias Current: 1pA Typical at 25°C 15pA (Typical at 85°C) n Rail-to-Rail Inputs and Outputs


    Original     		PDF LTC6087/LTC6088 14MHz, 14MHz 12nV/Hz 10-Lead LTC6087) 16-Lead LTC6088) 6087/LTC6088 AC2051/LTC2052 PKGS-00MX1 ltc6088cgntrpbf LTC6087MS8 PKGS-00 "class AB Linear" 50mhz PKGS MURATA

    LTC2053IMS8

    Abstract: LT1025 LTC2050 LTC2053 LTC2053CMS8 LTC2053HMS8 DIN43760 RTD PT100 3wire
    Text: LTC2053 Precision, Rail-to-Rail Input and Output, Zero-Drift Instrumentation Amplifier with Resistor-Programmable Gain U FEATURES • ■ ■ ■ ■ ■ ■ ■ ■ ■ DESCRIPTIO The LTC 2053 is a high precision instrumentation amplifier. The CMRR is typically 116dB with a single or dual 5V


    Original     		PDF LTC2053 116dB LTC2053 LTC1043 120dB LT1789-1 LTC2050 OT-23 LTC2051 LTC2053IMS8 LT1025 LTC2050 LTC2053CMS8 LTC2053HMS8 DIN43760 RTD PT100 3wire

    strain gauge amplifier schematic

    Abstract: PKGS MURATA shock sensor amplifier sg sot23 DFN10 LTC6081MS8 Omega K-type thermocouple shock sensor LTC6078/LTC6079
    Text: LTC6081/LTC6082 Precision Dual/Quad CMOS Rail-to-Rail Input/ Output Amplifiers DESCRIPTION FEATURES • ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ Maximum Offset Voltage: 70 V 25°C Maximum Offset Drift: 0.8μV/°C Maximum Input Bias: 1pA (25°C) 40pA (TA ≤ 85°C)


    Original     		PDF LTC6081/LTC6082 120dB 100dB LTC6081 10-Lead DFN10 LTC6082 16-Lead 6081/LTC6082 LTC2050 strain gauge amplifier schematic PKGS MURATA shock sensor amplifier sg sot23 DFN10 LTC6081MS8 Omega K-type thermocouple shock sensor LTC6078/LTC6079

    ST L1117

    Abstract: ST MICROELECTRONICS L1117 33 LM7905 TO-92 ENE CP2211 CP2211 TL496 equivalent cp2206 MC34153 L7805 SOT 89 transistor L7905
    Text: Technology for Innovators TM Standard Linear Products Cross-Reference Including Amplifiers, Comparators, Timers, Peripheral Drivers, Power Management Controllers, References, Regulators, Supervisors, Shunts, Transmitters and Receivers INTERFACE COMPARATORS


    Original     		PDF A011905 ST L1117 ST MICROELECTRONICS L1117 33 LM7905 TO-92 ENE CP2211 CP2211 TL496 equivalent cp2206 MC34153 L7805 SOT 89 transistor L7905

    CMZ59448

    Abstract: LTBSZ ltbnd diode G21 2A 100v LTC6101HV LTC2433-1 LTC6101 DC 5V to DC 100V CIRCUIT DIAGRAM 6101fa
    Text: LTC6101/LTC6101HV High Voltage, High-Side Current Sense Amplifier in SOT-23 U FEATURES DESCRIPTIO • The LTC 6101/LTC6101HV are versatile, high voltage, high side current sense amplifiers. Design flexibility is provided by the excellent device characteristics; 300µV Max offset


    Original     		PDF LTC6101/LTC6101HV OT-23 6101/LTC6101HV LTC6101 LTC6101HV LTC6101HV) LTC6101) LT1991 LTC2050/LTC2051/ LTC2052 CMZ59448 LTBSZ ltbnd diode G21 2A 100v LTC2433-1 DC 5V to DC 100V CIRCUIT DIAGRAM 6101fa

    Untitled

    Abstract: No abstract text available
    Text: LTC2050/LTC2050HV Zero-Drift Operational Amplifiers in SOT-23 DESCRIPTION FEATURES n n n n n n n n n n n n n Maximum Offset Voltage of 3µV Maximum Offset Voltage Drift of 30nV/°C Noise: 1.5 VP-P 0.01Hz to 10Hz Typ Voltage Gain: 140dB (Typ) PSRR: 130dB (Typ)


    Original     		PDF LTC2050/LTC2050HV OT-23 30nV/Â 140dB 130dB LTC2050) LTC2050HV) LTC1150

    LTC6078/LTC6079

    Abstract: No abstract text available
    Text: LTC6081/LTC6082 Precision Dual/Quad CMOS Rail-to-Rail Input/ Output Amplifiers DESCRIPTION FEATURES • ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ The LTC 6081/LTC6082 are dual/quad low offset, low drift, low noise CMOS operational amplifiers with rail-to-rail


    Original     		PDF LTC6081/LTC6082 6081/LTC6082 120dB 100dB LTC6081 10-Lead DFN10 LTC60LTC2050 OT-23 LTC2051/LTC2052 LTC6078/LTC6079

    Untitled

    Abstract: No abstract text available
    Text: LTC2054/LTC2055 Single/Dual Micropower Zero-Drift Operational Amplifiers DESCRIPTION FEATURES n n n n n n n n n n n n Supply Current 150µA Max per Amplifier Guaranteed from –40°C to 85°C Offset Voltage 3µV (Max, –40°C to 85°C) Offset Voltage Drift 30nV/°C (Max, –40°C to 85°C)


    Original     		PDF LTC2054/LTC2055 30nV/Â LTC2054MP) 140dB 130dB LTC2054/LTC2055) LTC2054HV/LTC2055HV) TSOT-23, LT1677 LT1884/LT1885

    Untitled

    Abstract: No abstract text available
    Text: LTC1151 Dual ±15V Zero-Drift Operational Amplifier FEATURES • ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ U ■ DESCRIPTIO The LTC 1151 is a high voltage, high performance dual zero-drift operational amplifier. The two sample-and-hold capacitors per amplifier required externally by other chopper amplifiers are integrated on-chip. The LTC1151 also


    Original     		PDF LTC1151 LTC1151 125dB 106dB 110dB LT1884/LT1885 400pA, LTC2050/LTC2051/LTC2052 OT-23/MS8/GN LTC2053

    LTC6106

    Abstract: BZX88 10kROUT led 3mm LT6100 mosfet motor dc 48v thermal fuse 115 250V 2A LTC2433-1 LTC6102 LTC6102IMS8
    Text: LTC6102/LTC6102HV Precision Zero Drift Current Sense Amplifier FEATURES DESCRIPTION n The LTC 6102/LTC6102HV are versatile, high voltage, high-side current sense amplifiers. Their high supply voltage rating allows their use in almost any application, while the low drift and offset ensure accuracy across a


    Original     		PDF LTC6102/LTC6102HV 6102/LTC6102HV LTC6102) LTC6102HV) 130dB LTC6101/ LTC6101HV OT-23 LTC6103 LTC6104 LTC6106 BZX88 10kROUT led 3mm LT6100 mosfet motor dc 48v thermal fuse 115 250V 2A LTC2433-1 LTC6102 LTC6102IMS8

    LTAEH

    Abstract: LTAEG ltaek LTC2050 LTC2050CS5 LTC2050HS5 LTC2050HV LTC2050HVCS5 LTC2050HVIS5 LTC2050IS5
    Text: LTC2050/LTC2050HV Zero-Drift Operational Amplifiers in SOT-23 DESCRIPTION FEATURES n n n n n n n n n n n n n Maximum Offset Voltage of 3 V Maximum Offset Voltage Drift of 30nV/°C Noise: 1.5μVP-P 0.01Hz to 10Hz Typ Voltage Gain: 140dB (Typ) PSRR: 130dB (Typ)


    Original     		PDF LTC2050/LTC2050HV OT-23 140dB 130dB LTC2050) LTC2050HV) LTC2050, LTC1150 LTAEH LTAEG ltaek LTC2050 LTC2050CS5 LTC2050HS5 LTC2050HV LTC2050HVCS5 LTC2050HVIS5 LTC2050IS5

    050hvi

    Abstract: 2050HV PA 0016 amp
    Text: Final Electrical Specifications LTC2050HV Zero-Drift Operational Amplifier in SO-8 U FEATURES • ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ DESCRIPTIO The LTC 2050HV is a zero-drift operational amplifier available in the SO-8 package. It operates from a single


    Original     		PDF LTC2050HV 140dB 130dB 2050HV LTC2050 LTC1051/LTC1053 2050HVi 050hvi PA 0016 amp

    PKGS-00MX1

    Abstract: No abstract text available
    Text: LTC6087/LTC6088 Dual/Quad 14MHz, Rail-to-Rail CMOS Amplifiers FEATURES DESCRIPTION • The LTC 6087/LTC6088 are dual/quad, low noise, low offset, rail-to-rail input/output, unity-gain stable CMOS operational amplifiers that feature 1pA of input bias current. A 14MHz gain bandwidth and 7.2V/µs slew rate,


    Original     		PDF LTC6087/LTC6088 14MHz, 6087/LTC6088 14MHz 10nV/Hz) LTC2051/LTC2052 LTC6078/LTC6079 LTC6240 PKGS-00MX1

    40A 48v charger Schematic Diagram

    Abstract: 12v step-down transformer operations files AUTOMATIC ROOM LIGHT CONTROLLER with visitor counter bjt Self-Oscillating Flyback Converters ZVS Royer Self-Oscillating mobile charger 24V 20A SIEMENS battery charger spice model SFH213 fluorescent lamp driver 4W T5 3.1v to 350v ZENER DIODE
    Text: LINEAR TECHNOLOGY NOVEMBER 2000 IN THIS ISSUE… COVER ARTICLE 3MHz Synchronous Boost Regulators Save Critical Board Space in Portable Applications . 1 Mark Jordan Issue Highlights . 2 LTC in the News . 2


    Original     		PDF OT-23 10MHz D-70567 40A 48v charger Schematic Diagram 12v step-down transformer operations files AUTOMATIC ROOM LIGHT CONTROLLER with visitor counter bjt Self-Oscillating Flyback Converters ZVS Royer Self-Oscillating mobile charger 24V 20A SIEMENS battery charger spice model SFH213 fluorescent lamp driver 4W T5 3.1v to 350v ZENER DIODE