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

    LMH6321 Search Results

    LMH6321 Result Highlights (4)

    Part ECAD Model Manufacturer Description Download Buy
    LMH6321MR/NOPB Texas Instruments 300 mA High Speed Buffer with Adjustable Current Limit 8-SO PowerPAD -40 to 125 Visit Texas Instruments Buy
    LMH6321TS/NOPB Texas Instruments 300 mA High Speed Buffer with Adjustable Current Limit 7-DDPAK/TO-263 -40 to 125 Visit Texas Instruments Buy
    LMH6321MRX/NOPB Texas Instruments 300 mA High Speed Buffer with Adjustable Current Limit 8-SO PowerPAD -40 to 125 Visit Texas Instruments Buy
    LMH6321TSX/NOPB Texas Instruments 300 mA High Speed Buffer with Adjustable Current Limit 7-DDPAK/TO-263 -40 to 125 Visit Texas Instruments Buy
    SF Impression Pixel

    LMH6321 Price and Stock

    Texas Instruments LMH6321MRX/NOPB

    IC BUFFER 1 CIRCUIT 8SOPWRPAD
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey LMH6321MRX/NOPB Cut Tape 2,149 1
    • 1 $6.18
    • 10 $5.548
    • 100 $4.5456
    • 1000 $3.26351
    • 10000 $3.26351
    		Buy Now
    LMH6321MRX/NOPB Reel 2,500
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $2.58316
    		Buy Now
    LMH6321MRX/NOPB Digi-Reel 1
    • 1 $6.18
    • 10 $5.548
    • 100 $4.5456
    • 1000 $3.26351
    • 10000 $3.26351
    		Buy Now
    Mouser Electronics LMH6321MRX/NOPB 2,586
    • 1 $6.18
    • 10 $5.25
    • 100 $4.55
    • 1000 $3.27
    • 10000 $3.03
    		Buy Now
    TME LMH6321MRX/NOPB 1
    • 1 $6.26
    • 10 $5.63
    • 100 $4.47
    • 1000 $4.17
    • 10000 $4.06
    		Get Quote

    Texas Instruments LMH6321TSX/NOPB

    IC BUFFER 1 CIRC DDPAK/TO263-7
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey LMH6321TSX/NOPB Reel 1,500 500
    • 1 -
    • 10 -
    • 100 -
    • 1000 $2.885
    • 10000 $2.885
    		Buy Now
    LMH6321TSX/NOPB Cut Tape 1,178 1
    • 1 $4.34
    • 10 $3.9
    • 100 $3.1954
    • 1000 $3.03156
    • 10000 $3.03156
    		Buy Now
    LMH6321TSX/NOPB Digi-Reel 1
    • 1 $4.34
    • 10 $3.9
    • 100 $3.1954
    • 1000 $3.03156
    • 10000 $3.03156
    		Buy Now
    Mouser Electronics LMH6321TSX/NOPB 1,037
    • 1 $4.02
    • 10 $3.4
    • 100 $3.13
    • 1000 $2.87
    • 10000 $2.79
    		Buy Now
    TME LMH6321TSX/NOPB 1
    • 1 $6.3
    • 10 $5.67
    • 100 $4.5
    • 1000 $4.2
    • 10000 $4.2
    		Get Quote
    Chip1Stop LMH6321TSX/NOPB Cut Tape 32
    • 1 $2.31
    • 10 $2.31
    • 100 $2.31
    • 1000 $2.31
    • 10000 $2.31
    		Buy Now

    Texas Instruments LMH6321TS/NOPB

    IC BUFFER 1 CIRC DDPAK/TO263-7
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey LMH6321TS/NOPB Tube 1,019 1
    • 1 $7.4
    • 10 $6.682
    • 100 $6.37089
    • 1000 $4.81704
    • 10000 $4.19549
    		Buy Now
    Mouser Electronics LMH6321TS/NOPB 33
    • 1 $7.4
    • 10 $6.69
    • 100 $5.53
    • 1000 $4.81
    • 10000 $4.19
    		Buy Now
    Newark LMH6321TS/NOPB Bulk 1
    • 1 $7.63
    • 10 $7.29
    • 100 $6.45
    • 1000 $6.08
    • 10000 $6.08
    		Buy Now
    TME LMH6321TS/NOPB 1
    • 1 $7.35
    • 10 $5.85
    • 100 $5.25
    • 1000 $5.25
    • 10000 $5.25
    		Get Quote

    Texas Instruments LMH6321MR/NOPB

    IC BUFFER 1 CIRCUIT 8SOPWRPAD
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey LMH6321MR/NOPB Tube 14 1
    • 1 $9.18
    • 10 $6.345
    • 100 $6.345
    • 1000 $6.345
    • 10000 $6.345
    		Buy Now
    Newark LMH6321MR/NOPB Bulk 1
    • 1 $7.63
    • 10 $7.29
    • 100 $6.45
    • 1000 $6.08
    • 10000 $6.08
    		Buy Now
    Bristol Electronics LMH6321MR/NOPB 19
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    		Get Quote
    Chip-Germany GmbH LMH6321MR/NOPB 19
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    		Get Quote
    Chip1Stop LMH6321MR/NOPB Tube 3
    • 1 $7.53
    • 10 $7.53
    • 100 $7.53
    • 1000 $7.53
    • 10000 $7.53
    		Buy Now

    Texas Instruments LMH6321MR-EVAL/NOPB

    EVALUATION BOARD FOR LMH6321
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey LMH6321MR-EVAL/NOPB Box 2 1
    • 1 $30
    • 10 $30
    • 100 $30
    • 1000 $30
    • 10000 $30
    		Buy Now
    Mouser Electronics LMH6321MR-EVAL/NOPB
    • 1 $33.25
    • 10 $33.25
    • 100 $33.25
    • 1000 $33.25
    • 10000 $33.25
    		Get Quote
    Find more LMH6321 price and stock on Findchips.com

    LMH6321 Datasheets (21)

    Part ECAD Model Manufacturer Description Curated Type PDF
    LMH6321 National Semiconductor LMH6321 - 300 mA High Speed Buffer with Adjustable Current Limit Original PDF
    LMH6321MR National Semiconductor 300 mA High Speed Buffer with Adjustable Current Limit Original PDF
    LMH6321MR National Semiconductor LMH6321 300 mA High Speed Buffer with Adjustable Current Limit; Package: PSOP; No of Pins: 8 Original PDF
    LMH6321MR Texas Instruments LMH6321 - 300 mA High Speed Buffer with Adjustable Current Limit 8-SO PowerPAD -40 to 125 Original PDF
    LMH6321MR-EVAL/NOPB Texas Instruments Development Boards, Kits, Programmers - Evaluation Boards - Op Amps - EVALUATION BOARD FOR LMH6321 Original PDF
    LMH6321MR/NOPB National Semiconductor LMH6321 300 mA High Speed Buffer with Adjustable Current Limit; Package: PSOP; No of Pins: 8; Qty per Container: 95/Rail Original PDF
    LMH6321MR/NOPB Texas Instruments LMH6321 - 300 mA High Speed Buffer with Adjustable Current Limit 8-SO PowerPAD -40 to 125 Original PDF
    LMH6321MRX National Semiconductor 300 mA High Speed Buffer with Adjustable Current Limit Original PDF
    LMH6321MRX National Semiconductor LMH6321 300 mA High Speed Buffer with Adjustable Current Limit; Package: PSOP; No of Pins: 8 Original PDF
    LMH6321MRX Texas Instruments LMH6321 - 300 mA High Speed Buffer with Adjustable Current Limit 8-SO PowerPAD -40 to 125 Original PDF
    LMH6321MRX/NOPB National Semiconductor LMH6321 300 mA High Speed Buffer with Adjustable Current Limit; Package: PSOP; No of Pins: 8; Qty per Container: 2500/Reel Original PDF
    LMH6321MRX/NOPB Texas Instruments LMH6321 - 300 mA High Speed Buffer with Adjustable Current Limit 8-SO PowerPAD -40 to 125 Original PDF
    LMH6321TS National Semiconductor VP Quality Original PDF
    LMH6321TS National Semiconductor LMH6321 300 mA High Speed Buffer with Adjustable Current Limit; Package: TO-263; No of Pins: 7 Original PDF
    LMH6321TS Texas Instruments LMH6321 - 300 mA High Speed Buffer with Adjustable Current Limit 7-DDPAK/TO-263 -40 to 125 Original PDF
    LMH6321TS/NOPB National Semiconductor LMH6321 300 mA High Speed Buffer with Adjustable Current Limit; Package: TO-263; No of Pins: 7; Qty per Container: 45/Rail Original PDF
    LMH6321TS/NOPB Texas Instruments LMH6321 - 300 mA High Speed Buffer with Adjustable Current Limit 7-DDPAK/TO-263 -40 to 125 Original PDF
    LMH6321TSX National Semiconductor LMH6321 300 mA High Speed Buffer with Adjustable Current Limit; Package: TO-263; No of Pins: 7 Original PDF
    LMH6321TSX Texas Instruments LMH6321 - 300 mA High Speed Buffer with Adjustable Current Limit 7-DDPAK/TO-263 -40 to 125 Original PDF
    LMH6321TSX/NOPB National Semiconductor LMH6321 300 mA High Speed Buffer with Adjustable Current Limit; Package: TO-263; No of Pins: 7; Qty per Container: 500/Reel Original PDF

    LMH6321 Datasheets Context Search

    Catalog Datasheet MFG & Type PDF Document Tags

    LMH6231

    Abstract: JESD51-5 LMH6321 LMH6321MR LMH6321MRX LMH6321TS LMH6321TSX
    Text: LMH6321 300 mA High Speed Buffer with Adjustable Current Limit General Description Features The LMH6321 is a high speed unity gain buffer that slews at 1800 V/µs and has a small signal bandwidth of 110 MHz while driving a 50Ω load. It can drive ± 300 mA continuously


    Original     		PDF LMH6321 LMH6321 LMH6231 CSP-9-111S2. JESD51-5 LMH6321MR LMH6321MRX LMH6321TS LMH6321TSX

    Untitled

    Abstract: No abstract text available
    Text: LMH6321 www.ti.com SNOSAL8C – APRIL 2006 – REVISED MARCH 2013 LMH6321 300 mA High Speed Buffer with Adjustable Current Limit Check for Samples: LMH6321 FEATURES DESCRIPTION • • • • • • • • • The LMH6321 is a high speed unity gain buffer that


    Original     		PDF LMH6321 LMH6321

    input output npn 547 transistor

    Abstract: No abstract text available
    Text: LMH6321 LMH6321 300 mA High Speed Buffer with Adjustable Current Limit Literature Number: SNOSAL8B LMH6321 300 mA High Speed Buffer with Adjustable Current Limit General Description Features The LMH6321 is a high speed unity gain buffer that slews at 1800 V/µs and has a small signal bandwidth of 110 MHz while


    Original     		PDF LMH6321 LMH6321 input output npn 547 transistor

    JESD51-5

    Abstract: LMH6321 LMH6321MR LMH6321MRX LMH6321TS LMH6321TSX
    Text: LMH6321 300 mA High Speed Buffer with Adjustable Current Limit General Description Features The LMH6321 is a high speed unity gain buffer that slews at 1800 V/µs and has a small signal bandwidth of 110 MHz while driving a 50Ω load. It can drive ±300 mA continuously and will


    Original     		PDF LMH6321 LMH6321 JESD51-5 LMH6321MR LMH6321MRX LMH6321TS LMH6321TSX

    pa 547 recommended DDPAK foot print

    Abstract: No abstract text available
    Text: LMH6321 www.ti.com SNOSAL8B – APRIL 2006 – REVISED APRIL 2007 LMH6321 300 mA High Speed Buffer with Adjustable Current Limit Check for Samples: LMH6321 FEATURES DESCRIPTION • • • • • • • • • The LMH6321 is a high speed unity gain buffer that


    Original     		PDF LMH6321 LMH6321 pa 547 recommended DDPAK foot print

    Untitled

    Abstract: No abstract text available
    Text: LMH6321 www.ti.com SNOSAL8C – APRIL 2006 – REVISED MARCH 2013 LMH6321 300 mA High Speed Buffer with Adjustable Current Limit Check for Samples: LMH6321 FEATURES DESCRIPTION • • • • • • • • • The LMH6321 is a high speed unity gain buffer that


    Original     		PDF LMH6321 LMH6321

    JESD51-5

    Abstract: LMH6321 LMH6321MR LMH6321MRX LMH6321TS LMH6321TSX
    Text: LMH6321 300 mA High Speed Buffer with Adjustable Current Limit General Description Features The LMH6321 is a high speed unity gain buffer that slews at 1800 V/µs and has a small signal bandwidth of 110 MHz while driving a 50Ω load. It can drive ± 300 mA continuously


    Original     		PDF LMH6321 LMH6321 JESD51-5 LMH6321MR LMH6321MRX LMH6321TS LMH6321TSX

    pa 547 recommended DDPAK foot print

    Abstract: No abstract text available
    Text: LMH6321 www.ti.com SNOSAL8B – APRIL 2006 – REVISED APRIL 2007 LMH6321 300 mA High Speed Buffer with Adjustable Current Limit Check for Samples: LMH6321 FEATURES DESCRIPTION • • • • • • • • • The LMH6321 is a high speed unity gain buffer that


    Original     		PDF LMH6321 LMH6321 pa 547 recommended DDPAK foot print

    LMH6321

    Abstract: LM8261 AN-1461 LM321 LMH6321TS-EVAL 2019.0002
    Text: National Semiconductor Application Note 1461 June 2006 General Description characterization. Both boards have identical circuit configurations and are designed for either inverting or non-inverting gain. The LMH6321MR-EVAL for the 8-Pin PSOP type package


    Original     		PDF LMH6321MR-EVAL LMH6321TS-EVAL LMH6321 O-263) AN-1461 LMH6321 LM8261 AN-1461 LM321 LMH6321TS-EVAL 2019.0002

    1461

    Abstract: 2019.0002 LMH6321 R710 mA300 OPA115 uA750 15v k100 C13CF AN-1461
    Text: 美国国家半导体 应用注释 1461 2006年11月 评估电路板电路如图1 所示。电路中的一些元件旁标明了 概述 LMH6321TS-EVAL（用于8引脚TO263类型封装）和 具体的推荐值。使用的都是表面贴装元件。 LMH 6321TS-EVAL（用于7引脚TO263类型封装）评估板的


    Original     		PDF LMH6321TS-EVAL8TO263 6321TS-EVAL7TO263 LMH6321PSOPTO-263 LMH6321PSOP O-263 C13CF LM82615SOT23 OPA2LM3215 AN-1461 AN201900 1461 2019.0002 LMH6321 R710 mA300 OPA115 uA750 15v k100 C13CF AN-1461

    LMH6321TS

    Abstract: 630540 3RD Rail Engineering
    Text: Company URL for Additional Information http://www.national.com/quality/green/ National Semiconductor Contact Gerry Fields Title VP Quality Phone 1-408-721-8435 Part Number MSL Rating Peak Body Temp C MaxTime Sec Cycles 3 235 30 4 Weight (mg) Unit Type LMH6321TS


    Original     		PDF LMH6321TS 9-Sep-2006 60676-86-0ult LMH6321TS 630540 3RD Rail Engineering

    single low power op amp national semiconductor

    Abstract: No abstract text available
    Text: LMH6321 www.ti.com SNOSAL8C – APRIL 2006 – REVISED MARCH 2013 LMH6321 300 mA High Speed Buffer with Adjustable Current Limit Check for Samples: LMH6321 FEATURES DESCRIPTION • • • • • • • • • The LMH6321 is a high speed unity gain buffer that


    Original     		PDF LMH6321 LMH6321 single low power op amp national semiconductor

    Untitled

    Abstract: No abstract text available
    Text: LMH6321 www.ti.com SNOSAL8C – APRIL 2006 – REVISED MARCH 2013 LMH6321 300 mA High Speed Buffer with Adjustable Current Limit Check for Samples: LMH6321 FEATURES DESCRIPTION • • • • • • • • • The LMH6321 is a high speed unity gain buffer that


    Original     		PDF LMH6321 LMH6321

    HDMI TO VGA MONITOR PINOUT

    Abstract: SEMINAR ON 4G TECHNOLOGY GSM BTS antenna sot23-5 code BBB GSM repeater HDMI to vga pinout microwave products HSPA Module LM5070 12v output DS90LV804TSQ
    Text: Wireless Infrastructure 2G/3G/4G Base Station Solutions Guide 2008 Vol. 1 1Q 2008 High-Speed Data Converters . 4-6 Low-Power Data Converters and Temperature Sensors . 7-8 RF Detectors and High-Speed Comparators.9 Precision and


    Original     		PDF

    LMH1981 spice model

    Abstract: CLC730146 CMOS Data Book spice model rgsb signal to rgbhv LMH6646 LMH7220 LM7372 LMH6702 LMH6715 LMH6720
    Text: Part Number Package Type SSBW MHz Av V/V1 Slew Rate ICC mA/ch V/µs 2nd/3rd-HD-into RL = 100Ω NTSC Diff G/P %/deg IOUT mA Typ Settling Time (2V step) ns to % VOS Typ/Temp mV Current Feedback Amplifiers LMH6702 Single 1700 2 3100 12.5 -63/-70 at 60 MHz 0.03/0.004


    Original     		PDF LMH6702 LMH6703 LMH6715 LMH6720 LMH6722 O-263 CLC730227 CLC730027 CLC730216 CLC730116 LMH1981 spice model CLC730146 CMOS Data Book spice model rgsb signal to rgbhv LMH6646 LMH7220 LM7372 LMH6702 LMH6715 LMH6720

    ic 8pin dap 11

    Abstract: 12V DC to 1000V dC converter schematic diagram JESD51-5 LMH6321
    Text: ご注意：この日本語データシートは参考資料として提供しており内容が最新でない 場合があります。製品のご検討およびご採用に際しては、必ず最新の英文デー タシートをご確認ください。


    Original     		PDF LMH6321 300mA 800V/ 110MHz O-263 DS201386-03-JP ic 8pin dap 11 12V DC to 1000V dC converter schematic diagram JESD51-5 LMH6321

    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

    Arduino Mega2560

    Abstract: 13001 S 6D TRANSISTOR arduino uno rev 3 agilent optical encoder 9988 MZ 13001 TRANSISTOR arduino mega 2650 skiip 613 gb 123 ct arduino sound sensor module pic arduino nano mc34063l
    Text: ND3% BASE1 XXXX2108-0010-1-P 10 TSQ: 3001 CMS: CMS-USM TS host OP: NN COMP: 15-07-11 Hour: 13:07 TS:TS date TS time MCUS, MPUS, DSPS & DEVELOPMENT TOOLS Find Datasheets Online 8-BIT MCUS & DEVELOPMENT TOOLS 1 PSoC 3 DEVELOPMENT KITS ARDUINO MCU DEVLOPMENT PLATFORM


    Original     		PDF CY8C38 CY8C29 incl795 12T9797 12T9804 12T9803 12T9800 12T9802 12T9801 12T9805 Arduino Mega2560 13001 S 6D TRANSISTOR arduino uno rev 3 agilent optical encoder 9988 MZ 13001 TRANSISTOR arduino mega 2650 skiip 613 gb 123 ct arduino sound sensor module pic arduino nano mc34063l

    MARK PET SOT23-5

    Abstract: LMV8244 lg led tv electronic diagram 1000w audio amplifier circuit diagram database Video sync splitter lm 800 va sinewave inverter circuit diagrams usb to rj45 extenders diagram LG LCD TV circuits lm4702 OUTPUT STAGE INFORMATION LM97593
    Text: Analog Product Guide Q1 2008 Table of Contents .3 Why Efficiency Matters.4 PowerWise Solutions .5 Design Tools .6 Data Conversion . 7-21 Operational Amplifiers . 22-43


    Original     		PDF

    LMH6321TS-EVAL

    Abstract: 1461 transistor AN-1461 LM321 LM8261 LMH6321 an-1461 national
    Text: National Semiconductor Application Note 1461 November 2006 General Description characterization. Both boards have identical circuit configurations and are designed for either inverting or non-inverting gain. The evaluation board schematic is shown in Figure 1. The


    Original     		PDF LMH6321MR-EVAL LMH6321TS-EVAL AN-1461 LMH6321TS-EVAL 1461 transistor AN-1461 LM321 LM8261 LMH6321 an-1461 national

    1LQ1

    Abstract: LM201 IC ASIC LQFP128 LM5035 LMH7332 picocell DS15CP154 LM5002 LM5070 12v output LMH6515
    Text: 無線通信網絡基建設備 2G/3G/4G 基站解決方案概覽 2008 年 第 2 季 1Q 2008 2G2.5G、3G、LTE 及 4G 無線移動電話基站 例如 GSM/ EDGE/GPRS、W-CDMA、 CDMA2000、TD-SCDMA、 WiMAX 以及其他應用的解 決方案 高速數據轉換器. 4-6


    Original     		PDF CDMA2000TD-SCDMA 1LQ1 LM201 IC ASIC LQFP128 LM5035 LMH7332 picocell DS15CP154 LM5002 LM5070 12v output LMH6515

    JESD51-5

    Abstract: LMH6321
    Text: ご注意：この日本語データシートは参考資料として提供しており内容が最新でない 場合があります。製品のご検討およびご採用に際しては、必ず最新の英文デー タシートをご確認ください。


    Original     		PDF LMH6321 300mA 800V/ 110MHz O-263 DS201386-03-JP JESD51-5 LMH6321

    LMH1881

    Abstract: datasheets of op-amp ic 741 li-ion battery protection sot23-6 LM393 5-SOIC 14 pin smd 741 operational amplifier LM319 LMH6732 LMV7239 spice lmv6211 LM119
    Text: Amplifier Products Selection Guide 4Q 2006 High-Speed Amplifiers . 4-11 Analog Video Products . 12-13 Precision Amplifiers . 14-15 CMOS Input Operational Amplifiers . 16-17 Low-Voltage, Low-Power Amplifiers . 18-21


    Original     		PDF SC-70 OT-23 VIP10 LMH1881 datasheets of op-amp ic 741 li-ion battery protection sot23-6 LM393 5-SOIC 14 pin smd 741 operational amplifier LM319 LMH6732 LMV7239 spice lmv6211 LM119

    PIC16F72 inverter ups

    Abstract: UPS inverter PIC16F72 PIC16F676 inverter hex code 16F877 with sd-card and lcd project circuit diagram wireless spy camera NH82801GB xmega-a4 online ups service manual back-ups ES 500 ARM LPC2148 INTERFACING WITH RFID circuit diagram realtek rtd 1186
    Text: the solutions are out there you just haven’t registered yet. RoadTest the newest products in the market! View the latest news, design support and hot new technologies for a range of applications Join the RoadTest group and be in with a chance to trial exclusive new products for free. Plus, read


    Original     		PDF element-14 element14. element14, PIC16F72 inverter ups UPS inverter PIC16F72 PIC16F676 inverter hex code 16F877 with sd-card and lcd project circuit diagram wireless spy camera NH82801GB xmega-a4 online ups service manual back-ups ES 500 ARM LPC2148 INTERFACING WITH RFID circuit diagram realtek rtd 1186