manualshive.com logo in svg

Microchip Technology dsPICDEM MCHV, Руководство пользователя

Поделиться
Скачать
Microchip Technology dsPICDEM MCHV Скачать руководство пользователя страница 17

Introduction

 2009 Microchip Technology Inc.

DS70605A-page 11

Power Factor Corrector:

- Maximum input voltage 90 VAC-265 VAC
- Current Feedback circuitry
- VAC input voltage sensing
- Zero-crossing detection
- DC bus sensing
- Overcurrent protection (The maximum power available is specified in 

Section 4.3 “Electrical Specifications”

.)

Built-In Power Supplies:

- 15V power supply, maximum power available 11W
- 3.3V power supply, maximum power available 2W

Additional Protection Circuitry:

- 250 VAC/15A fuse
- In-rush current limiter
- EMI filter

Содержание dsPICDEM MCHV

Страница 1: ...2009 Microchip Technology Inc DS70605A dsPICDEM MCHV Development System User s Guide...

Страница 2: ...ochip Technology Incorporated in the U S A All other trademarks mentioned herein are property of their respective companies 2009 Microchip Technology Incorporated Printed in the U S A All Rights Reser...

Страница 3: ...are live during operation AND for five minutes after disconnection from the supply Do not attempt to access the terminals or remove the cover during this time WARNING The unit may obtain power throug...

Страница 4: ...move during operation and do not block the ventilation holes The system should not be operated without all the supplied covers fully secured in place The system should not be connected or operated if...

Страница 5: ...Overview 7 Chapter 2 Getting Started 2 1 Board Components 13 2 2 User Interface 14 2 3 Connecting the System 15 2 4 Power Sequences 19 Chapter 3 Running the Demonstration Chapter 4 Hardware 4 1 Power...

Страница 6: ...dsPICDEM MCHV Development System User s Guide DS70605A page vi 2009 Microchip Technology Inc NOTES...

Страница 7: ...the demon stration software that is preloaded on the dsPIC33F device that accompanies the dsPICDEM MCHV Development System Chapter 4 Hardware This chapter describes the hardware on the dsPICDEM MCHV D...

Страница 8: ...Bold characters A dialog button Click OK A tab Click the Power tab N Rnnnn A number in verilog format where N is the total number of digits R is the radix and n is a digit 4 b0010 2 hF1 Text in angle...

Страница 9: ...PASM Assembler the MPLINK Object Linker and the MPLIB Object Librarian dsPIC33FJ12MC202 PIM Information Sheet DS70314 This document provides device specific information for the dsPIC33FJ12MC202 PIM de...

Страница 10: ...eminars and events listings of Microchip sales offices distributors and factory representatives DEVELOPMENT SYSTEMS CUSTOMER CHANGE NOTIFICATION SERVICE Microchip s customer notification service helps...

Страница 11: ...Support Customers should contact their distributor representative or field application engineer FAE for support Local sales offices are also available to help customers A listing of sales offices and...

Страница 12: ...dsPICDEM MCHV Development System User s Guide DS70605A page 6 2009 Microchip Technology Inc NOTES...

Страница 13: ...s without requiring any additional hardware It also has Power Factor Correction PFC circuitry in order to provide a full set of tools used in motor control applications Figure 1 1 provides a photograp...

Страница 14: ...dsPICDEM MCHV Development System User s Guide DS70605A page 8 2009 Microchip Technology Inc FIGURE 1 1 dsPICDEM MCHV DEVELOPMENT SYSTEM...

Страница 15: ...EMI Choke In rush current protection FUSE 90V 265V Rectifier PFC Fault dsPIC DSC Power Alternative 15V PSU Alternative 3 3V A3 3V Isolated User Interface RS 232 USB SKDE POT PB RESET Current Feedback...

Страница 16: ...rrent sense resistor for single shunt vector control Phase current sense resistor for dual shunt vector control Overcurrent protection Input Output Control Switches One isolated push button S1 Isolate...

Страница 17: ...voltage sensing Zero crossing detection DC bus sensing Overcurrent protection The maximum power available is specified in Section 4 3 Electrical Specifications Built In Power Supplies 15V power supply...

Страница 18: ...dsPICDEM MCHV Development System User s Guide DS70605A page 12 2009 Microchip Technology Inc NOTES...

Страница 19: ...e The first stage is integrated by the Power Factor Correction PFC circuitry the full bridge rectifier the 15V power supply and the 3 3V power supply Power Module Stage The second stage is the power m...

Страница 20: ...re 2 2 Enable and disable jumpers J7 Isolated Communication Ports Figure 2 2 UART communication via USB J6 UART communication via RS 232 J8 Communication Ports Selector J2 J3 Built In Isolated Program...

Страница 21: ...nsulated crimp terminals If crimp terminals are not used care should be taken to ensure that stray strands of wire do not short to adjacent terminals or the enclosure If possible all wires should be s...

Страница 22: ...s provided via holes in the lid of the enclosure A slotted screwdriver should be used Figure 2 6 provides the locations of all connectors Corresponding tables that describe each connection are provide...

Страница 23: ...nect the terminals A B and C to the connection nodes HA HB and HC 7 8 and 9 in Figure 2 5 respectively Also connect the positive terminal 5V to the connection node 5V and the ground terminal to the co...

Страница 24: ...5 Power Cord connection Make sure the power cord is disconnected from the AC mains before connecting the female terminal of the power cable to the AC input connector 1 2 and 3 in Figure 2 53 of the d...

Страница 25: ...04 dsPIC33FJ256MC710 In circuit debugging allows you to run examine and modify your program for the device embedded in the Starter Kit hardware This greatly assists you in debugging your firmware and...

Страница 26: ...ter Kit debug features Figure 2 6 1 the status bar will show Starter Kits as the debug tool 2 a Starter Kit debug toolbar will be added 3 the Debugger menu will change to add Starter Kit debug functio...

Страница 27: ...lick the Reset button to reset the program 2 Select Debugger Run or click the Run button Observe how the application operates 3 Select Debugger Halt or click the Halt button to stop the program execut...

Страница 28: ...g 2 4 4 2 1 Editing Application Code To view application code so it may be edited do one of the following Select Edit New to create new code or Edit Open to search for and open an existing code file o...

Страница 29: ...oint is set Set Breakpoint will become Remove Breakpoint and Dis able breakpoint Other options on the popup menu under Breakpoints are for deleting enabling or disabling all breakpoints 3 Breakpoint D...

Страница 30: ...with an SFRs and Symbols will look like Figure 2 9 For more on using Watch windows see MPLAB IDE Help FIGURE 2 9 WATCH WINDOW EXAMPLE 2 4 5 Programming an Application When the program is successfully...

Страница 31: ...ult from communication being lost between the Starter Kit and MPLAB IDE To resolve this 1 Unplug the USB cable from the Starter Kit 2 Plug the USB cable back into the Starter Kit MPLAB IDE should auto...

Страница 32: ...dsPICDEM MCHV Development System User s Guide DS70605A page 26 2009 Microchip Technology Inc NOTES...

Страница 33: ...n the system tray lower right of desktop that states 1 new hardware has been found 2 drivers are being installed and 3 new hardware is ready for use If you do not see these messages and the Starter Ki...

Страница 34: ...dsPICDEM MCHV Development System User s Guide DS70605A page 28 2009 Microchip Technology Inc NOTES...

Страница 35: ...the heat sink and enclosure due to capacitive coupling C3 Film capacitor to aid in the suppression of AC supply transients R1 A metal oxide varistor located across the incoming supply lines to suppre...

Страница 36: ...factor and low harmonic distortion D12 A 600V TO 247 diode optimized for use at high switching frequency As the tab of the device is not isolated a thermally conductive insulator is used C28 R31 R32...

Страница 37: ...ed AC input voltage to a 1 65V DC level There fore the voltage applied to the dsPIC DSC ADC channel varies within 0 3 3V The offset is controlled by R50 R53 and R54 R39 and C39 filter out the high fre...

Страница 38: ...ge board has four tab fast on connectors one AC inlet and one 14 pin keyed connector for attaching a flat cable For the AC mains supply input standard double insulated 3 core flex cable should be used...

Страница 39: ...d is to provide the safety means to interact with the user 4 2 1 Plug In Module Configuration This section summarizes the resistor configuration required to connect the PIM pins to dsPIC DSC pins The...

Страница 40: ...K CN0 RA4 Not applicable 27 PGD 8 PGED3 SOSCI RP4 CN1 RB4 Not applicable 63 OSI 6 OSCI CLKI CN30 RA2 Not applicable 64 OSO 7 OSCO CLKO CN29 RA3 Not applicable 25 IPFC 27 PGED2 AN0 VREF CN2 RA0 R24 Rem...

Страница 41: ...RB5 Not applicable 63 OSI 30 OSCI CLKI CN30 RA2 Not applicable 64 OSO 31 OSCO CLKO CN29 RA3 Not applicable 25 IPFC 19 AN0 VREF CN2 RA0 R12 24 VACZX_VAC_POT 20 AN1 VREF CN3 RA1 R13 35 VBUS 21 PGED1 AN2...

Страница 42: ...RB0 Not applicable 24 VACZX_VAC_POT 24 PGEC3 AN1 CN3 RB1 Not applicable 35 Not applicable 35 AN11 RB11 Not applicable 23 VBUS 23 AN2 SS1 CN4 RB2 Not applicable 41 Not applicable 41 AN12 RB12 Not appli...

Страница 43: ...ort circuit protection circuitry Thermal Shutdown Gate Driver Power Supply Undervoltage protection Gate Driver Power Supply Overvoltage protection Single grounded power supply Isolation of 2 5 kV per...

Страница 44: ...ack a shunt resistor is located between the emit ter of the low side switches M1 and M2 and the DC bus A simple differential amplifier circuit is used as shown in Appendix A The operation of the circu...

Страница 45: ...ata to and from the system Both communication methods are powered using the isolated 3 3V rail UART to USB communication port is based on a PIC18LFJ2450 device with a serial emulator firmware This dev...

Страница 46: ...r connector for dsPIC DSC J18 Feedback Selection Shunt Jumpers J11 J12 J13 and J14 Table 4 6 shows the multiple feedback signals that can be selected TABLE 4 6 MULTIPLE FEEDBACK SIGNALS Designator Pos...

Страница 47: ...r Kit is provided via the isolated 3 3V rail Proper Starter Kit main system power is indicated by the green LED D19 The PIC18F67J50 MCU accom plishes debugging or programming of the target dsPIC33F by...

Страница 48: ...11 UART to USB connector Input Output 12 UART to RS 232 connector Input Output 13 USB connector for the Starter Kit Programmer Debugger Input Output 14 Isolated ICSP programmer debugger connector for...

Страница 49: ...ing one hour 15 kHz switching frequency and the PFC boost circuit disabled 2 It is possible to increase the available maximum output power up to 4000W by using an external ventilation mechanism attach...

Страница 50: ...dsPICDEM MCHV Development System User s Guide DS70605A page 44 2009 Microchip Technology Inc NOTES...

Страница 51: ...dsPICDEM MCHV DEVELOPMENT SYSTEM USER S GUIDE 2009 Microchip Technology Inc DS70605A page 45 Appendix A Board Layout and Schematics FIGURE A 1 PFC STAGE BOARD LAYOUT TOP...

Страница 52: ...dsPICDEM MCHV Development System User s Guide DS70605A page 46 2009 Microchip Technology Inc FIGURE A 2 PFC STAGE SCHEMATIC SHEET 1 OF 3 1 2 3 4 1 4 2 3 5 6 3 1 2 4 1 2 3 4 1 4 2 3 1 2 3 4...

Страница 53: ...Board Layout and Schematics 2009 Microchip Technology Inc DS70605A page 47 FIGURE A 3 PFC STAGE SCHEMATIC SHEET 2 OF 3...

Страница 54: ...dsPICDEM MCHV Development System User s Guide DS70605A page 48 2009 Microchip Technology Inc FIGURE A 4 PFC STAGE SCHEMATIC SHEET 3 OF 3...

Страница 55: ...Board Layout and Schematics 2009 Microchip Technology Inc DS70605A page 49 FIGURE A 5 POWER MODULE STAGE BOARD LAYOUT TOP...

Страница 56: ...dsPICDEM MCHV Development System User s Guide DS70605A page 50 2009 Microchip Technology Inc FIGURE A 6 POWER MODULE STAGE BOARD LAYOUT BOTTOM...

Страница 57: ...Board Layout and Schematics 2009 Microchip Technology Inc DS70605A page 51 FIGURE A 7 POWER MODULE STAGE SCHEMATIC SHEET 1 OF 6...

Страница 58: ...dsPICDEM MCHV Development System User s Guide DS70605A page 52 2009 Microchip Technology Inc FIGURE A 8 POWER MODULE STAGE SCHEMATIC SHEET 2 OF 6 D16 SS1P3L D15 BAT17...

Страница 59: ...Board Layout and Schematics 2009 Microchip Technology Inc DS70605A page 53 FIGURE A 9 POWER MODULE STAGE SCHEMATIC SHEET 3 OF 6...

Страница 60: ...dsPICDEM MCHV Development System User s Guide DS70605A page 54 2009 Microchip Technology Inc FIGURE A 10 POWER MODULE STAGE SCHEMATIC SHEET 4 OF 6...

Страница 61: ...Board Layout and Schematics 2009 Microchip Technology Inc DS70605A page 55 FIGURE A 11 POWER MODULE STAGE SCHEMATIC SHEET 5 OF 6...

Страница 62: ...dsPICDEM MCHV Development System User s Guide DS70605A page 56 2009 Microchip Technology Inc FIGURE A 12 POWER MODULE STAGE SCHEMATIC SHEET 6 OF 6...

Страница 63: ...es 10 Overview 7 System Block Diagram 9 H Hall Sensors 38 Hardware Components 29 I Interface Components 14 Internet Address 4 Inverter Leg Shunt Resistor Feedback 38 M Microchip Internet Web Site 4 P...

Страница 64: ...ng Tel 86 24 2334 2829 Fax 86 24 2334 2393 China Shenzhen Tel 86 755 8203 2660 Fax 86 755 8203 1760 China Wuhan Tel 86 27 5980 5300 Fax 86 27 5980 5118 China Xiamen Tel 86 592 2388138 Fax 86 592 23881...

Отзывы:

Нет отзывов

Бренды по названию

Популярные бренды

Загрузить еще бренды