IndustrialSolutions GuideEdition 1. May 2010
www.digikey.com/maxim-industrial 5Programmable logic controllers (PLCs)Overviewmodules; the exact content of each of these modules will likely be as
Motor ControlOverviewwww.digikey.com/maxim-industrial 95OverviewElectric motors consume almost 50% of the world’s electricity. With the cost of energ
Motor ControlOverview96 Maxim Industrial SolutionsAC induction motors: simplicity and ruggedness An AC induction motor is popular in industry because
Motor ControlMonitoring and measuring current for optimal motor control www.digikey.com/maxim-industrial 97Current monitoringCurrent is a common sig
Motor ControlMonitoring and measuring current for optimal motor control 98 Maxim Industrial SolutionsBenefits • Provide reliable operation in harsh
Motor ControlSensing motor speed, position, and movement www.digikey.com/maxim-industrial 99OverviewHall-effect sensors are used to sense the speed,
Motor ControlSensing motor speed, position, and movement 100 Maxim Industrial SolutionsBenefits • Enhanced functionality simplifies motor-control de
Motor ControlSensing motor speed, position, and movement www.digikey.com/maxim-industrial 101Benefits • Integrated functionality eases motor-control
Motor ControlSensing motor speed, position, and movement 102 Maxim Industrial SolutionsBenefits • High integration provides accurate phase informati
Motor ControlMonitoring and controlling multichannel currents and voltageswww.digikey.com/maxim-industrial 103OverviewTo monitor and control a motor,
Motor ControlMonitoring and controlling multichannel currents and voltages104 Maxim Industrial Solutions Benefits • Industry-leading dynamic range al
6 Maxim Industrial SolutionsProgrammable logic controllers (PLCs)Analog input functionOverviewThe analog input portion of a PLC accepts analog signal
Motor ControlMonitoring and controlling multichannel currents and voltageswww.digikey.com/maxim-industrial 105Benefits • Preserve phase integrity, sa
Motor ControlHigh-accuracy motor control with encoder data interfaces106 Maxim Industrial SolutionsOverviewThe accuracy with which a motor needs to b
Motor ControlHigh-accuracy motor control with encoder data interfaceswww.digikey.com/maxim-industrial 107 Benefits • Integrated fault protection to ±
Motor ControlHigh-accuracy motor control with encoder data interfaces108 Maxim Industrial SolutionsBenefits • Improve reliability during handling and
Motor ControlHigh-accuracy motor control with encoder data interfaceswww.digikey.com/maxim-industrial 109Benefits • Easy to connect to PROFIBUS netwo
Motor ControlRecommended solutions110 Maxim Industrial SolutionsPart Description Features BenefitsADCsMAX11044/45/46 MAX11047/48/4916-bit, 4-/6-/8-
Motor ControlRecommended solutionswww.digikey.com/maxim-industrial 111Part Description Features BenefitsVoltage supervisorsMAX6381 Single-voltage s
Motor ControlRecommended solutions112 Maxim Industrial Solutions
Security and surveillance
www.digikey.com/maxim-industrial 7Programmable logic controllers (PLCs)Analog input functiondictates the ADC’s maximum sampling rate. The signal-to-n
Security and surveillanceDigital video recorders (DVRs)www.digikey.com/maxim-industrial 115Digital video recorders (DVRs)OverviewAnalog CCTV security
Security and surveillanceDigital video recorders (DVRs)116 Maxim Industrial Solutionsthe available network bandwidth without efficient compression. D
Security and surveillanceDigital video recorders (DVRs)www.digikey.com/maxim-industrial 117H.264 video codec system-on-a-chip (SoC) simplifies multic
Security and surveillanceDigital video recorders (DVRs)118 Maxim Industrial SolutionsBenefits (continued) • Lowest power consumption per video channe
Security and surveillanceDigital video recorders (DVRs)www.digikey.com/maxim-industrial 119Benefits • Provides superior video quality for improved id
Security and surveillanceDigital video recorders (DVRs)120 Maxim Industrial SolutionsRecommended solutionsPart Description Features Benefits Video co
Security and surveillanceDigital video recorders (DVRs)www.digikey.com/maxim-industrial 121Part Description Features Benefits RTCsDS1315 Phantom time
Security and surveillanceDigital video recorders (DVRs)122 Maxim Industrial Solutions
Security and surveillanceIP cameraswww.digikey.com/maxim-industrial 123IP camerasOverviewIP cameras use the Internet protocol (IP) to transmit audio
Security and surveillanceIP cameras124 Maxim Industrial SolutionsEmbedded Linux® software and networkingIP cameras need to provide the capa-bility fo
8 Maxim Industrial SolutionsProgrammable logic controllers (PLCs)Analog input functionshould be rejected before the gain stages. This is best accompl
Security and surveillanceIP cameraswww.digikey.com/maxim-industrial 125High-definition H.264 codec SoC supports multistream applications with intelli
Security and surveillanceIP cameras126 Maxim Industrial SolutionsRecommended solutionsPart Description Features BenefitsVideo codecMG2580 H.264 HD co
Security and surveillanceIP cameraswww.digikey.com/maxim-industrial 127Part Description Features BenefitsReal-time clocks (RTCs) DS1340 I2C RTC with
Security and surveillanceIP cameras128 Maxim Industrial Solutions
LED lighting
LightingLED lightingwww.digikey.com/maxim-industrial 131LED lightingThe expanding role for LED lightingLight-emitting diodes (LEDs) are a rapidly ev
LightingLED lighting132 Maxim Industrial Solutionselectrical infrastructure (i.e., cabling, transformers, dimmers, and sockets), a significant advan
LightingLED lightingwww.digikey.com/maxim-industrial 133than 0.9 power-factor correction and require a very limited number of external components. No
LightingLED lighting134 Maxim Industrial Solutions• Low costs. This is true for most lighting applications.A remote-controlled lamp often includes a
www.digikey.com/maxim-industrial 9Programmable logic controllers (PLCs)Analog input functionBenefits • High supply voltage eliminates external OVP di
LightingLED lightingwww.digikey.com/maxim-industrial 135Benefits • Low external component count and low BOM cost – Hysteretic current control elimina
LightingLED lighting136 Maxim Industrial SolutionsBenefits • Low external component count and low BOM cost – Hysteretic current control needs no exte
LightingLED lightingwww.digikey.com/maxim-industrial 137Benefits • Ideal for environments with widely varying ambient light – Wide PWM dimming ratio:
LightingLED lighting138 Maxim Industrial SolutionsBenefits • Ultra-low supply current minimizes power consumption – Active mode: 3.75mA at 12MHz – St
LightingLED lightingwww.digikey.com/maxim-industrial 139Recommended solutionsPart Description Features BenefitsLED powerMAX16822 500mA, buck, switch
LightingLED lighting140 Maxim Industrial Solutions
Related functions
Related functionsTrim, calibrate, and adjustwww.digikey.com/maxim-industrial 143Trim, calibrate, and adjustMaking industrial equipment accurate, safe
Related functionsTrim, calibrate, and adjust144 Maxim Industrial Solutionsfrom the gross weight is necessary to accurately measure the net weight of
10 Maxim Industrial SolutionsProgrammable logic controllers (PLCs)Analog input functionBenefits • Maintain system calibration and accuracy over time
Related functionsTrim, calibrate, and adjustwww.digikey.com/maxim-industrial 145frequently or over longer equipment lifespans, since they can guarant
Related functionsTrim, calibrate, and adjust146 Maxim Industrial Solutions“Just-in-time” inventory control is more important today than it has ever b
Related functionsTrim, calibrate, and adjustwww.digikey.com/maxim-industrial 147Recommended solutionsPart Description Features BenefitsCDPotsMAX5481
Related functionsTrim, calibrate, and adjust148 Maxim Industrial Solutions
Legal notices
Legal noticesTrademark informationwww.digikey.com/maxim-industrial 151Trademark informationμMAX is a registered trademark of Maxim Integrated Product
Legal noticesTrademark information152 Maxim Industrial SolutionsTrademark information (continued)QSPI is a trademark of Motorola, Inc.SD is a tradema
www.digikey.com/maxim-industrialInnovation Delivered is a trademark and Maxim is a registered trademark of Maxim Integrated Products, Inc. © 2010 Maxi
www.digikey.com/maxim-industrial 11Programmable logic controllers (PLCs)Analog input functionBenefits • No extra components needed for a wide range o
12 Maxim Industrial SolutionsProgrammable logic controllers (PLCs)Analog input functionBenefits • Reduce complexity and cost by eliminating external
www.digikey.com/maxim-industrial 13Programmable logic controllers (PLCs)Analog input functionBenefits • Simplifies digital interface to a microcontro
14 Maxim Industrial SolutionsProgrammable logic controllers (PLCs)Analog output functionsOverviewThe analog output remotely controls activities and f
Industrial: Solutions GuideA message from the CEOwww.digikey.com/maxim-industrial iA message from the CEODear Customers, Over 27 years ago Maxim was
www.digikey.com/maxim-industrial 15Programmable logic controllers (PLCs)Analog output functionsmomentary cable interruption, but that is not necessar
16 Maxim Industrial SolutionsProgrammable logic controllers (PLCs)Analog output functionsBenefits • Highly integrated and easy to design in – 32-chan
www.digikey.com/maxim-industrial 17Programmable logic controllers (PLCs)Analog output functionsBenefits • Flexible upgrade path – 2-/4-channel, 16-/1
18 Maxim Industrial SolutionsProgrammable logic controllers (PLCs)Analog output functionsBenefits • Enhance reliability – Outputs are protected again
www.digikey.com/maxim-industrial 19Programmable logic controllers (PLCs)Analog output functionsBenefits • Simplifies board design – Software-selectab
20 Maxim Industrial SolutionsProgrammable logic controllers (PLCs)Analog output functionsBenefits • Easily drive 24V 4–20mA lines throughout factory
www.digikey.com/maxim-industrial 21Programmable logic controllers (PLCs)Analog output functionsBenefits • Inexpensive and easy to use – Up to 80V ope
22 Maxim Industrial SolutionsProgrammable logic controllers (PLCs)Analog output functionsBenefits • Higher density due to low-power draw – 285μA (max
www.digikey.com/maxim-industrial 23Programmable logic controllers (PLCs)Fieldbus functionsOverviewA fieldbus is the communication medium used in indu
24 Maxim Industrial SolutionsProgrammable logic controllers (PLCs)Fieldbus functionsIn the fieldbus module the control-ler converts the backplane pro
Industrial: Solutions GuideA message from the CEOii Maxim Industrial Solutions
www.digikey.com/maxim-industrial 25Programmable logic controllers (PLCs)Fieldbus functionsBenefits • Easy to connect to PROFIBUS networks – Meets EIA
26 Maxim Industrial SolutionsProgrammable logic controllers (PLCs)Fieldbus functionsBenefits • Flexible configurations interface to many applications
www.digikey.com/maxim-industrial 27Programmable logic controllers (PLCs)Fieldbus functionsBenefits • Eliminates the need for external isolation circu
28 Maxim Industrial SolutionsProgrammable logic controllers (PLCs)Fieldbus functionsBenefits • Reduce board space by 25% with integrated fault-protec
www.digikey.com/maxim-industrial 29Programmable logic controllers (PLCs)Fieldbus functionsBenefitsMAX13485E/MAX13486E • Smallest footprint enables co
30 Maxim Industrial SolutionsProgrammable logic controllers (PLCs)Fieldbus functionsBenefits • Reduces cost of high-speed communi-cation interfaces –
www.digikey.com/maxim-industrial 31Programmable logic controllers (PLCs)Digital I/O functionsOverviewDigital I/Os interface to industrial sensors and
32 Maxim Industrial SolutionsProgrammable logic controllers (PLCs)Digital I/O functionsBenefits • Optimal digital I/O solution lowers cost for high-p
www.digikey.com/maxim-industrial 33Programmable logic controllers (PLCs)Digital I/O functionsBenefits • Intelligent features lower BOM cost – A scala
34 Maxim Industrial SolutionsProgrammable logic controllers (PLCs)CPU functionsOverviewThe CPU functions for a PLC include the processor, memory, and
Industrial: Solutions GuideTable of contentswww.digikey.com/maxim-industrial iiiProgrammable logic controllers (PLCs)Overview . . . . . . . . . . . .
www.digikey.com/maxim-industrial 35Programmable logic controllers (PLCs)CPU functionsBenefits • Improve system security – Cryptographic hardware acce
36 Maxim Industrial SolutionsProgrammable logic controllers (PLCs)CPU functionsBenefits • Improved system security – Supports the highest security-le
www.digikey.com/maxim-industrial 37Programmable logic controllers (PLCs)CPU functionsBenefits • Improved system security – Crypto-strong authenticati
38 Maxim Industrial SolutionsProgrammable logic controllers (PLCs)Isolated power-supply functionsOverviewTypically PLCs have a backplane power rail o
www.digikey.com/maxim-industrial 39Programmable logic controllers (PLCs)Isolated power-supply functionsBenefits • Eliminate external components to si
40 Maxim Industrial SolutionsProgrammable logic controllers (PLCs)Isolated power-supply functionsBenefits • Simplifies design by supporting high- loa
www.digikey.com/maxim-industrial 41Programmable logic controllers (PLCs)Isolated power-supply functionsBenefits • Simplify design of power supplies f
42 Maxim Industrial SolutionsProgrammable logic controllers (PLCs)Isolated power-supply functionsBenefits • Simplify design by connecting directly to
www.digikey.com/maxim-industrial 43Programmable logic controllers (PLCs)Isolated power-supply functionsBenefits • Eliminates expensive external compo
44 Maxim Industrial SolutionsProgrammable logic controllers (PLCs)Isolated power-supply functionsBenefits • Integrated protection circuitry prevents
Industrial: Solutions GuideTable of contentsiv Maxim Industrial Solutions
www.digikey.com/maxim-industrial 45Programmable logic controllers (PLCs)Recommended solutionsAnalog input functionPart Description Features Benefit
46 Maxim Industrial SolutionsProgrammable logic controllers (PLCs)Recommended solutionsPart Description Features BenefitsOperational amplifiersMAX9
www.digikey.com/maxim-industrial 47Programmable logic controllers (PLCs)Recommended solutionsPart Description Features BenefitsVoltage supervisors
48 Maxim Industrial SolutionsProgrammable logic controllers (PLCs)Recommended solutionsAnalog output functionsPart Description Features BenefitsHAR
www.digikey.com/maxim-industrial 49Programmable logic controllers (PLCs)Recommended solutionsPart Description Features BenefitsThermal management (
50 Maxim Industrial SolutionsProgrammable logic controllers (PLCs)Recommended solutionsFieldbus functionsPart Description Features BenefitsInterfac
www.digikey.com/maxim-industrial 51Programmable logic controllers (PLCs)Recommended solutionsDigital I/O functionsPart Description Features Benefit
52 Maxim Industrial SolutionsProgrammable logic controllers (PLCs)Recommended solutionsPart Description Features BenefitsMAX6381 Single-voltage sup
www.digikey.com/maxim-industrial 53Programmable logic controllers (PLCs)Recommended solutionsCPU functionsPart Description Features BenefitsMicroco
54 Maxim Industrial SolutionsProgrammable logic controllers (PLCs)Recommended solutionsPart Description Features BenefitsLED backlighting (continue
PLCs
www.digikey.com/maxim-industrial 55Programmable logic controllers (PLCs)Recommended solutionsIsolated power-supply functionsPart Description Feature
56 Maxim Industrial SolutionsProgrammable logic controllers (PLCs)Recommended solutionsPart Description Features BenefitsThermal managementDS7505 L
Sensors
SensorsOverviewwww.digikey.com/maxim-industrial 59OverviewIndustrial processes use sensors to monitor physical properties. Examples include temperatu
SensorsPressure sensors and weigh scales (force sensing)60 Maxim Industrial SolutionsOverviewThe need to detect and measure pressure and weight is a
SensorsPressure sensors and weigh scales (force sensing)www.digikey.com/maxim-industrial 61load cell) to produce a differential output voltage in res
SensorsPressure sensors and weigh scales (force sensing)62 Maxim Industrial SolutionsCPU, temperature sensor, and digital interface.Two types of sig
SensorsPressure sensors and weigh scales (force sensing)www.digikey.com/maxim-industrial 63Benefits • Distinguish signals better by matching sensor’s
SensorsPressure sensors and weigh scales (force sensing)64 Maxim Industrial SolutionsBenefits • Minimize system calibration over time and temperatu
SensorsPressure sensors and weigh scales (force sensing)www.digikey.com/maxim-industrial 65Benefits • Reduces Bill of Materials (BOM) cost – High int
SensorsPressure sensors and weigh scales (force sensing)66 Maxim Industrial SolutionsBenefits • Saves cost and board space by interfacing directly
SensorsPressure sensors and weigh scales (force sensing)www.digikey.com/maxim-industrial 67INP1VDDFVDDINM1INP2INM222ΩGPIONRTDRREFRT*SENSOR0.1μfSYSTEM
SensorsTemperature sensing68 Maxim Industrial SolutionsOverviewTemperature sensing is critically important for implementing three key functions in in
SensorsTemperature sensingwww.digikey.com/maxim-industrial 69ThermistorsThermistors are temperature-dependent resistors, usually made from semiconduc
SensorsTemperature sensing70 Maxim Industrial Solutionsvoltage. The example circuit in Figure 3 shows one implementation, which includes a number of
SensorsTemperature sensingwww.digikey.com/maxim-industrial 71There is an important advantage to remote temperature sensors: they allow you to monitor
SensorsTemperature sensing72 Maxim Industrial SolutionsMAX1402, MAX4236/MAX4237Any appreciable resistance in the RTD’s leads will cause errors in tem
SensorsTemperature sensingwww.digikey.com/maxim-industrial 73DS600, MAX1416, MAX6133, MAX6675The thermocouple circuit shown in Figure A uses the MAX1
SensorsTemperature sensing74 Maxim Industrial SolutionsComplete thermocouple interface designs eliminate external components, use less space (contin
www.digikey.com/maxim-industrial 3Programmable logic controllers (PLCs)OverviewOverviewOverviewProgrammable logic controllers (PLCs) have been an int
SensorsCurrent, light, and proximity sensingwww.digikey.com/maxim-industrial 75Overview Current sensing is important in many applications and can be
SensorsCurrent, light, and proximity sensing76 Maxim Industrial Solutionsa low-input common-mode voltage, and the output voltage is ground referenced
SensorsCurrent, light, and proximity sensingwww.digikey.com/maxim-industrial 77Benefits • Monitor current directly at the supply side for highly accu
SensorsCurrent, light, and proximity sensing78 Maxim Industrial SolutionsBenefits • Minimizes power requirements – Ultra-low 1µA operating current
SensorsCurrent, light, and proximity sensingwww.digikey.com/maxim-industrial 79Benefits • Industrial-grade products withstand very harsh operating e
SensorsCurrent, light, and proximity sensing80 Maxim Industrial SolutionsBenefits • Real-time power and current monitoring enhances system reliabilit
SensorsCurrent, light, and proximity sensingwww.digikey.com/maxim-industrial 81Benefits • Differential input/output configuration minimizes harsh ope
SensorsCurrent, light, and proximity sensing82 Maxim Industrial SolutionsBenefits • Improves system’s signal-to-noise ratio (SNR) for more accurate m
SensorsHall-effect sensorswww.digikey.com/maxim-industrial 83OverviewHall-effect sensors are widely used in applications for status, position, angula
SensorsHall-effect sensors84 Maxim Industrial SolutionsBenefits • Simplifies system design with enhanced functionality – User-selectable sampling per
4 Maxim Industrial SolutionsProgrammable logic controllers (PLCs)Overviewmakes system communications easy. Expanding on this concept is a house-hold
SensorsSensor communications interfacewww.digikey.com/maxim-industrial 85A sensor communicates its sensed information with analog or digital techniqu
SensorsSensor communications interface86 Maxim Industrial SolutionsBenefits • Reduce board space by 25% with integrated fault-protection circuitry –
SensorsSensor communications interfacewww.digikey.com/maxim-industrial 87Benefits • Industry’s smallest package for compact designs – Tiny 2.5mm x 2.
SensorsRecommended solutions88 Maxim Industrial SolutionsPressure sensors and weigh scalePart Description Features BenefitsADCsMAX1415/16 MX770516-b
SensorsRecommended solutionswww.digikey.com/maxim-industrial 89Temperature sensingPart Description Features BenefitsThermal managementDS600 Precisio
SensorsRecommended solutions90 Maxim Industrial SolutionsLight sensingPart Description Features BenefitsADCsMAX1168/67MAX116216-bit, 200ksps, 8-/4-/
SensorsRecommended solutionswww.digikey.com/maxim-industrial 91Current sensingPart Description Features BenefitsADCsMAX11600–MAX11605MAX11606–MAX116
SensorsRecommended solutions92 Maxim Industrial SolutionsHall-effect sensorsPart Description Features BenefitsAmplifiersMAX9639* Ultra-low-power, Ha
Motor control
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