UNISONIC TECHNOLOGIES CO., LTD F6406/G LINEAR INTEGRATED CIRCUIT 2-PHASE DC-FAN MOTOR PRE-DRIVER IC DESCRIPTION The UTC F6406/G is a 2-phase pre-driver IC for dc-fan motors, providing the functions of motor lock protection, auto-restart, and rotation detection signal output. UTC F6406 is with RD option and UTC F6406G with FG. FEATURES * Wide supply voltage range of 2.5V to 30V * Lock protection * Auto-restart when the motor lock is undone * RD(latch-type lockup detection) output (F6406) * FG(frequency generator) output (F6406G) Lead-free: F6406L/F6406P Halogen-free: F6406GL/F6406GP ORDERING INFORMATION Normal F6406-S08-R F6406G-S08-R Ordering Number Lead Free F6406L-S08-R F6406GL-S08-R Halogen Free F6406P-S08-R F6406GP-S08-R www.unisonic.com.tw Copyright © 2010 Unisonic Technologies Co., Ltd Package Packing SOP-8 SOP-8 Tape Reel Tape Reel 1 of 6 QW-R109-026.C F6406/G LINEAR INTEGRATED CIRCUIT PIN CONFIGURATION UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 2 of 6 QW-R109-026.C F6406/G LINEAR INTEGRATED CIRCUIT BLOCK DIAGRAM UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 3 of 6 QW-R109-026.C F6406/G LINEAR INTEGRATED CIRCUIT ABSOLUTE MAXIMUM RATINGS (Ta = 25°C) PARAMETER SYMBOL RATINGS UNIT Supply Voltage VCC 2.5V ~ 30V V Hall Input Common Mode Voltage Range VHIC 1.0 ~ Vcc-0.5 V Circuit Current IOUT 80 mA Power Dissipation PD 700 mW Operating Ambient Temperature TOPR -20 ~ +85 °C Storage Temperature TSTG -55 ~ +150 °C Note Absolute maximum ratings are those values beyond which the device could be permanently damaged. Absolute maximum ratings are stress ratings only and functional device operation is not implied. ELECTRICAL CHARACTERISTICS (Ta=25°C, VCC=12V) PARAMETER Current Drain SYMBOL ICC Lockup Detection Capacitor Charge Current Capacitor Discharge Current Charge/Discharge Ratio CT Charge Voltage CT Discharge Voltage Output High Level Voltage ICT1 ICT2 RCT VCT1 VCT2 VOL Hall Input Sensitivity VHin RD Output Pin Low Voltage (F6406) RD Current Capacity (F6406) FG Low Voltage (F6406G) FG Driver Capacity (F6406G) FG Leakage Current (F6406G) IOUT= 10 mA Zero peak value (including offset and hysteresis) VRDL IRD=5mA IRD VRDL=2V VFGL IFG=5mA IFG IFGL VFGL=2V VFGL=15V UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw TEST CONDITIONS CT=L In drive mode CT=H VCT= 1.1V VCT= 1.1V RCD=ICT1/ICT2 MIN 2 0.35 3 2.2 0.4 10 TYP 3.2 3.2 3.45 0.8 4.5 2.6 0.6 10.5 3 0.1 MAX UNIT 8.7 mA 5 mA 5.25 μA 1.45 μA 8 3 V 0.8 V V 15 mV 0.3 V 20 mA 0.1 0.3 V 50 mA μA 20 4 of 6 QW-R109-026.C F6406/G LINEAR INTEGRATED CIRCUIT TYPICAL APPLICATION CIRCUIT(F6406) *Same value of hall bias resistors is selected for R1 and R2 LOCKUP PROTECTION / AUTOMATIC RECOVERY UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 5 of 6 QW-R109-026.C F6406/G LINEAR INTEGRATED CIRCUIT UTC assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all UTC products described or contained herein. UTC products are not designed for use in life support appliances, devices or systems where malfunction of these products can be reasonably expected to result in personal injury. Reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. The information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice. UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 6 of 6 QW-R109-026.C