2003 Microchip Technology Inc.
DS21401C
TC64X/TC64XB Fan Control
Demo Board User’s Guide
M
Page 1: ...2003 Microchip Technology Inc DS21401C TC64X TC64XB Fan Control Demo Board User s Guide M...
Page 2: ...Microchip Technology Incorporated Printed in the U S A All Rights Reserved Printed on recycled paper Note the following details of the code protection feature on Microchip devices Microchip products...
Page 3: ...C64XB Fan Control Demo Board 2 1 3 Reference Documents 4 Chapter 2 Getting Started 2 1 TC64X TC64XB Fan Control Demo Board Typical Module Configurations 5 2 2 System Connection For 5V Operation 6 Appe...
Page 4: ...TC64X TC64XB Fan Control Demo Board User s Guide DS21401C page iv 2003 Microchip Technology Inc NOTES...
Page 5: ...his document TC642B TC646B TC647B TC648B TC649B A versatile sensor input and output driver circuitry allows the Fan Control Module to be used with virtually any brushless DC fan and standard thermisto...
Page 6: ...luation Kit Software and Documentation CD DS51306 The CDROM contains Device Data Sheets TC64X TC64XB Fan Control Demo Board User s Guide DS21401 3 Sample Devices The components that are populated on t...
Page 7: ...DS00770 Microchip Technology Inc 2003 AN771 Suppressing Acoustic Noise in Pulse Width Modulation PWM Fan Speed Control Systems DS00771 Microchip Technology Inc 2003 AN772 Speed Error in Pulse Width Mo...
Page 8: ...TC64X TC64XB Fan Control Demo Board User s Guide DS21401C page 4 2003 Microchip Technology Inc NOTES...
Page 9: ...ipolar transistors such as 2N2222A unless stated otherwise TABLE 2 1 SUGGESTED OUTPUT DRIVER CURRENT SENSE VALUES VS FAN CURRENT Fan motors of 50 mA to 150 mA can be driven using the single transistor...
Page 10: ...ver Configuration Options 2 2 SYSTEM CONNECTION FOR 5V OPERATION Figure 2 2 shows typical wiring connections to the fan control module The fan operating voltage is 12V while the fan control module ope...
Page 11: ...TC64X TC64XB Fan Control Demo Board A 2 BOARD LAYOUT AND SCHEMATIC Figure A 1 depicts the layout for the TC64X TC64XB Fan Control Demo Board Figure A 2 shows the schematic for the TC64X TC64XB Fan Co...
Page 12: ...TC64XB Fan Control Demo Board Schematic FAULT SENSE R1 R2 R3 R4 GND GND Test Point VDD VDD 8 1 3 2 4 5 7 6 VIN VAS VMIN VAS VMIN Sensor Input VOUT VOUT C6 0 1 F C2 0 01 F R5 R6 R8 470 C4 CF TC64X U1...
Page 13: ...ion of TC64X and TC64XB data sheets Single transistor output option Can be bipolar transistor or logic level MOSFET depending on cost constraints and fan current If used Q1 and Q2 locations MUST be le...
Page 14: ...st International Plaza No 317 Xian Xia Road Shanghai 200051 Tel 86 21 6275 5700 Fax 86 21 6275 5060 China Shenzhen Rm 1812 18 F Building A United Plaza No 5022 Binhe Road Futian District Shenzhen 5180...
Page 15: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Microchip TC642DEMO...
