Fairchild RC5042, RC5040 Appendix a Directory of Component Suppliers, Life Support Policy

Page 24

AN42

APPLICATION NOTE

 

 

Appendix A: Directory of Component Suppliers

Dale Electronics, Inc.

E. Hwy. 50, PO Box 180

Yankton, SD 57078-0180

PH: (605) 665-9301

Fuji Electric

Collmer Semiconductor Inc.

14368 Proton Rd.

Dallas, Texas 75244

PH: (214)233-1589

General Instrument

Power Semiconductor Division

10 Melville Park Road

Melville, NY 11747

PH: (516) 847-3000

Hoskins Manufacturing Co.

(Copel Resistor Wire)

10776 Hall Road

Hamburg, MI 48139-0218

PH: (313) 231-1900

Intel Corp.

5200 NE Elam Young Pkwy. Hillsboro, OR. 97123

PH: (800) 843-4481 Tech. Support for Power Validator

International Rectifier

233 Kansas St.

El Segundo, CA 90245

PH: (310) 322-3331

IRC Inc.

PO Box 1860

Boone, NC 28607

PH: (704) 264-8861

Motorola Semiconductors

PO Box 20912

Phoenix, Arizona 85036

PH:(602) 897-5056

LIFE SUPPORT POLICY

National Semiconductor

2900 Semiconductor Drive

Santa Clara, CA 95052-8090

PH: (800) 272-9959

Nihon Inter Electronics Corp.

Quantum Marketing Int’l, Inc.

12900 Rolling Oaks Rd.

Caliente, CA 93518

PH: (805) 867-2555

Panasonic Industrial Co.

6550 Katella Avenue

Cypress, CA 90630

PH: (714) 373-7366

Pulse Engineering

12220 World Trade Drive

San Diego, CA 92128

PH: (619) 674-8100

Sanyo Energy USA

2001 Sanyo Avenue

San Diego, CA 92173

PH: (619) 661-6620

Siliconix

Temic Semiconductors

2201 Laurelwood Road

Santa Clara, CA 95056-1595

PH: (800) 554-5565

Sumida Electric USA

5999 New Wilke Road Suite #110

Rolling Meadows, IL 60008

PH: (708) 956-0702

Xicon Capacitors

PO Box 170537

Arlington, Texas 76003

PH:(800) 628-0544

FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein:

1.Life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body, or (b) support or sustain life, and (c) whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonable expected to result in a significant injury of the user.

2.A critical component in any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness.

Fairchild Semiconductor

Fairchild Semiconductor

Fairchild Semiconductor

National Semiconductor

Corporation

Europe

 

 

 

 

Hong Kong Ltd.

Japan Ltd.

 

 

 

 

 

Americas

 

Fax:

+49

(0)

1 80-530 85 86

13th Floor, Straight Block,

Tel:81-3-5620-6175

 

 

Customer Response Center

Email:

europe.support@nsc.com

Ocean Center, 5 Canto Rd.

Fax:81-3-5620-6179

 

Tel:1-888-522-5372

Deutsch

Tel:

+49

(0)

8 141-35-0

Tsimshatsui, Kowloon

 

 

 

 

English

Tel:

+44

(0)

1 793-85-68-56

Hong Kong

 

 

Italy

Tel:

+39

(0)

2 57 5631

Tel:+852 2737-7200

 

 

 

 

 

 

 

Fax:+852 2314-0061

 

www.fairchildsemi.com

2/98 0.0m Stock#AN30000042 1998 Fairchild Semiconductor Corporation

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Contents Pentium Pro DC Power Requirements IntroductionInput Voltages DC Voltage RegulationOutput Ripple and Noise EfficiencyProcessor Voltage Identification ControlsRC5040 and RC5042 Description Simple Step-Down ConverterRC5040 and RC5042 Controllers Power Good Pwrgd Output Enable OutenUpgrade Present UP# Main Control LoopDesign Considerations and Component Selection Over-Voltage ProtectionShort Circuit Protection OscillatorRC5042 Mosfet Selection Two MOSFETs in ParallelThermal Conditions1 Manufacturer & Model # Typ MaxCharge Pump or Bootstrap Mosfet Gate BiasConverter Efficiency Selecting the Inductor Implementing Short Circuit ProtectionShort Circuit Comparator Discrete Metal DescriptionResistor IRC ResistorResistor mΩ = 2000miRC5040 and RC5042 Short Circuit Current Characteristics For each Mosfet⋅ .2 = 0.74W Schottky Diode Selection Schottky Diode Selection Table Output Filter CapacitorsInput filter Bill of MaterialsPCB Layout Guidelines and Considerations PCB Layout GuidelinesMotorola Shottky Diode 320-6110Example of Proper MOSFETs Placements PC Motherboard Layout and Gerber FileApplication Note Troubleshooting Guidelines for Debugging and Performance EvaluationsDebugging Your First Design Implementation Performance Evaluation Vout+ 80.0mV Device Description Iload =13.9ASummary RC5040/RC5042 Evaluation BoardAppendix a Directory of Component Suppliers Life Support Policy

RC5040, RC5042 specifications

The Fairchild RC5042 and RC5040 are versatile integrated circuits that stand out in the realm of high-performance analog applications. Designed to meet the demands of modern electronic systems, these devices integrate various features and technologies that contribute to their effectiveness in a multitude of applications.

The RC5040 is a precision voltage reference that offers a stable, low-noise output, making it ideal for applications such as instrumentation, data acquisition systems, and RF circuits. It boasts an operating temperature range of -40°C to +85°C, ensuring reliability in diverse environments. One of its most significant characteristics is its low-temperature drift, which minimizes variations in output voltage over temperature fluctuations, thereby enhancing the accuracy of devices that utilize it.

On the other hand, the RC5042 is designed as a high-speed comparator with an integrated voltage reference. This dual functionality allows for a more compact design in applications where space is a premium. The RC5042 features an ultra-fast response time and high input impedance, which contribute to its capability to handle rapidly changing signals without distortion. This makes it particularly useful in applications like analog signal processing and threshold detection.

Both devices utilize Fairchild's advanced BiCMOS technology, which combines the benefits of bipolar and CMOS processes. This technology allows the devices to operate with low power consumption while maintaining high speed and operational efficiency. The RC5042 and RC5040 also incorporate noise-reduction techniques, which help in minimizing unwanted disturbances that could impact circuit performance.

Another noteworthy characteristic of both the RC5040 and RC5042 is their ease of integration. They come in compact package sizes, making them easier to incorporate into various designs without compromising on performance. Furthermore, the availability of multiple output options allows engineers the flexibility to choose configurations that best suit their specific applications.

In conclusion, the Fairchild RC5042 and RC5040 are robust devices that offer essential functionality for various high-performance analog applications. With their precision, fast response time, and exceptional reliability, these integrated circuits are a valuable asset in the design of modern electronic systems, catering to the growing demands of the technology landscape.