Freescale Semiconductor M68HC08 manual Table A-1. Printed Circuit Board Parts List

Page 66

A.2 Parts List

Table A-1. Printed Circuit Board Parts List

DESIGNATORS

QUANTITY

DESCRIPTION

MANUFACTURER

PART NUMBER

C1

1

10nF/275V X2

ANY ACCEPTABLE

-

C2

1

150nF/275V X2

ANY ACCEPTABLE

-

C3,C26

2

10nF/630V TC356

ANY ACCEPTABLE

-

C4

1

22 ∝F/450V

ANY ACCEPTABLE

-

C5

1

4.7nF 250/1000V

ANY ACCEPTABLE

-

C6,C7,C9,C11,C19

5

100nF ceramic 0805

ANY ACCEPTABLE

-

C8

1

82pF ceramic 0805

ANY ACCEPTABLE

-

C10,C25

2

220nF ceramic 0805

ANY ACCEPTABLE

-

C12

1

100nF/630V

ANY ACCEPTABLE

-

C13,C22

2

1∝F

ANY ACCEPTABLE

-

C14,C28

2

470pF/1000V

ANY ACCEPTABLE

-

C15

1

8.2nF/1000V

ANY ACCEPTABLE

-

C16,C18

2

22nF ceramic 0805

ANY ACCEPTABLE

-

C17

1

6.8nF ceramic 0805

ANY ACCEPTABLE

-

C20

1

22∝F/35V

ANY ACCEPTABLE

-

C21

1

100∝F/35V

ANY ACCEPTABLE

-

C23

1

1∝F/450V

ANY ACCEPTABLE

-

C24

1

1nF ceramic 0805

ANY ACCEPTABLE

-

C27

1

1.5nF ceramic 0805

ANY ACCEPTABLE

-

D1

1

1A/600V Ultrafast Rectifier/SMA

ON

MURS160T3

SEMICONDUCTOR

 

 

 

 

D2

1

Zener

ANY ACCEPTABLE

BZV55C5V6

D3,D12

2

SMB

ON

MURA160

SEMICONDUCTOR

 

 

 

 

D4,D5

2

 

VISHAY

BZG05C22

D6,D8,D9,D15

4

 

VISHAY

BAT48

D7,D10

2

SMB

ON

MBRS140

SEMICONDUCTOR

 

 

 

 

D11

1

Red Display LED

ANY ACCEPTABLE

-

D13

1

Zener

ANY ACCEPTABLE

BZV55C5V1

D14

1

Zener

ANY ACCEPTABLE

BZV55C13

IC1

1

Power MOSFET Driver/SOIC8

INTERNATIONAL

IR2106

RECTIFIER

 

 

 

 

IC2

1

Microcontroller/SOIC20

FREESCALE

MC68HC908LB8

IC3

1

SMPS Controller/SOT-223

ON

NCP1010

SEMICONDUCTOR

 

 

 

 

JP2

1

HEADER 3X1

ANY ACCEPTABLE

-

JP5

1

HEADER 6X1

ANY ACCEPTABLE

-

J1

1

CONN-6

ANY ACCEPTABLE

-

J2

1

CONN-8

ANY ACCEPTABLE

-

L1

1

2.7mH

CUSTOMS

-

L3

1

L3A - 16.6mH, L3B - 9.5∝H,L3C -

CUSTOMS

-

9.5∝H,L3D - 16.6mH

 

 

 

 

L4

1

L4A - 80∝H, L4B - 130∝H,L4C -

CUSTOMS

-

150∝H,L4D - 150∝H

 

 

 

 

L5

1

L5A - 80∝H, L5B - 130∝H,L5C -

CUSTOMS

-

150∝H,L5D - 150∝H

 

 

 

 

L6

1

L6A - 90mH, L6B - 90mH

CUSTOMS

-

 

Dimmable Light Ballast with Power Factor Correction, Rev. 1

66

Freescale Semiconductor

Page 65 Page 67
Image 66
Page 65 Page 67
Contents Dimmable Light Ballast with Power Factor Correction Page Dimmable Light Ballast with Power Factor Correction Designer Reference ManualDraft 2 for Review Chapter Reference Design Contents Chapter IntroductionChapter Control Theory Chapter Hardware DesignChapter Software Design Chapter Demo SetupAppendix A. Schematics and Part List Appendix B. ReferencesBenefits of this Solution IntroductionMC68HC908LB8 Microcontroller MC68HC908LB8 Microcontroller Freescale Semiconductor Fluorescent Lamp Control Theory Fluorescent Lamp OperationTypical Low Pressure Fluorescent Tube I/V Characteristic Controlling the Fluorescent Lamp Typical Fluorescent Tube Equivalent Circuit in Steady StateControl Theory Main Characteristics of the Dual Switch Topologies PFC Control TheoryDigital Power Factor Concept Hysteresis Current Control Mode Digital Power Factor Concept Discontinuous Conduction Mode Hysteresis Current Control Mode Current WaveformDiscontinuous Conduction Mode Principle Concept Summary Generated Input Current WaveformFreescale Semiconductor Dimmable Light Ballast Characteristics Application OutlineLight Ballast Characteristics Application DescriptionPower Factor Correction Light Ballast ControlProtection Features Software SpecificationHardware Specification Software SpecificationHardware Implementation System ModulesInput and PFC Dimmable Light Ballast Input and PFC Inverter Dimmable Light Ballast Inverter Microcontroller Dimmable Light Ballast Microcontroller J1 Luminance HeaderJ2 Interface Header Power Supply Supplied VoltagesFreescale Semiconductor Chapter Software Design Control Algorithm DescriptionPower Factor Correction Control DC-bus Voltage ControlTube Start Mode Roundi tmin ⋅ AD max ⁄ i max Initialization Setup Software ImplementationPWM Setup PWM Frequency = BusFrequency Hz Hz Main Program Loop Synchronization Interrupt Routine Sine Wave Generation Interrupt RoutineFlow Chart Sine Wave Generation Interrupt Routine Fault Detection and Processing Flow Chart timovISR and faultISR Detailed Software DescriptionFlow Chart Main Flow, Part Reference sine gain Yes Is preheat frequency reached? Has 1ms gone? 10. Flow Chart Main Flow, Part Program and Data Memory Usage Microcontroller UsageMicrocontroller Peripheral Usage Memory UsageDefinitions of Constants and Variables 3 I/O UsageI/O Usage System Setup Definitions Represents the number of fault states during run mode Defines the minimum HRP frequency in kHz during run modeDefines the maximum HRP frequency in kHz during run mode Represents the number of fault states during tube ignitionSystem Constants and Variables Extern tSWFLAGS SwflagsExtern tU08 CurrT1 Required Software Tools Hardware SetupSoftware Setup Building and Uploading the Application\prm\P&EFCSlinker.prm, linker program file Executing the ApplicationProject Files \Sources\main.c, main programAppendix A. Schematics and Part List Schematics7mH 7mH Figure A-3. Inverter TOP BOT TOP Figure A-6. Power supply Parts List Table A-1. Printed Circuit Board Parts ListInternational IRF830A Dimmable Light Ballast with Power Factor Correction, Rev Appendix B. References Dimmable Light Ballast with Power Factor Correction, Rev Page How to Reach Us
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Manual 30 pages 41.27 Kb

M68HC08 specifications

Freescale Semiconductor, known for its innovative solutions in the field of embedded systems, developed the M68HC08 microcontroller family, which includes the MC68HC908QT2. This 8-bit microcontroller is engineered to meet the demands of diverse applications, including automotive, industrial, and consumer electronics.

The MC68HC908QT2 is designed around Freescale’s M68HC08 core, which is renowned for its efficient and reliable performance. This microcontroller integrates a powerful instruction set, enabling developers to create high-performance applications with relatively low power consumption. The device operates at a clock frequency of up to 3 MHz, which is adequate for various control tasks.

One of the key features of the MC68HC908QT2 is its memory architecture. It includes a 2 KB Flash memory for program storage, representing a significant advantage for developers requiring non-volatile memory. Additionally, it encompasses 128 bytes of EEPROM memory, allowing for data retention even after power loss. The microcontroller also has 256 bytes of RAM for efficient data manipulation during operation.

In terms of input/output capabilities, the MC68HC908QT2 supports a variety of interfacing options. The microcontroller features up to 20 general-purpose I/O pins for flexibility in connecting with peripheral devices. Additionally, it provides multiple analog-to-digital converters (ADC) and timers that facilitate efficient analog signal processing and precise control through timing functions.

The architecture of the MC68HC908QT2 also incorporates sophisticated on-chip peripherals, enhancing its functionality. These peripherals include PWM (Pulse Width Modulation) outputs, which are essential for applications requiring motor control and other precise duty cycle processes. The integrated watchdog timer ensures reliable operation by resetting the system in the event of an application failure.

Moreover, the MC68HC908QT2 is equipped with an efficient power management system, enabling operation in a low-power mode, ideal for battery-powered applications. This microcontroller is packaged in a compact 28-pin dual in-line package (DIP), making it suitable for space-constrained designs.

In summary, the Freescale Semiconductor MC68HC908QT2 microcontroller is distinguished by its robust performance, extensive memory options, and versatile I/O capabilities. Its advanced features, including built-in timers, ADC, and a power management system, make it an exceptional choice for developers seeking to implement reliable and efficient embedded solutions. With its comprehensive architecture, the MC68HC908QT2 remains a popular choice in the landscape of 8-bit microcontrollers.
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