UNISONIC TECHNOLOGIES CO., LTD AN6651 LINEAR INTEGRATED CIRCUIT MOTOR SPEED CONTROL CIRCUIT DESCRIPTION The UTC AN6651 is a monolithic integrated circuit designed for the rotating control of a compact DC motor which is used for a tape recorder, recorder player etc. FEATURES *Wide operating supply voltage: VCC=3.5V ~ 14.4V *Small four-lead plastic packer for compact motor. *Few external components *Stable low reference voltage (1.0V, typical) *Wide motor speed setting *Reverse voltage protection circuit built-in ORDERING INFORMATION Ordering Number Normal Lead Free Plating AN6651-T6B-K AN6651L-T6B-K *Pb-free plating product number: AN6651L Package Packing TO-126B Bulk PIN DESCRIPTIONS PIN NO. 1 2 3 4 PIN NAME VCC CONTROL GND MOTOR PIN FUNCTION Supply Voltage Control signal input GND Connected to the motor. www.unisonic.com.tw Copyright © 2008 Unisonic Technologies Co., Ltd 1 of 5 QW-R109-003,B AN6651 LINEAR INTEGRATED CIRCUIT BLOCK DIAGRAM UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 2 of 5 QW-R109-003,B AN6651 LINEAR INTEGRATED CIRCUIT ABSOLUTE MAXIMUM RATINGS (TA=25°C) PARAMETER SYMBOL RATINGS UNITS Supply Voltage VCC 14.4 V Supply Current t ≤5 sec ICC 2000 mA Power Dissipation (TA=25°C) PD 1300 mW Vn-3 -0.5 ~ +14.4 V Terminal Voltage (n=1,2,4) I1 150 Terminal Current I2 100 mA I3 -2000(min) Terminal Current t ≤5 sec 1750 I4 Operating Temperature TOPR -20 ~ +75 °C Storage Temperature TSTG -40 ~ +150 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, unless otherwise specified) PARAMETER Reference Voltage Base Current Current Proportional Constant Saturation Voltage SYMBOL VREF IBIAS K VSAT Voltage Characteristics 1 Voltage Characteristics 2 Current Characteristics 1 Current Characteristics 2 Temperature Characteristics 1 Temperature Characteristics 2 ΔK / K ΔVCC TEST CONDITIONS VCC=6V, RA =1kΩ VCC=6V VCC=6V, ΔI4=40mA VCC=4.2V, RA =5.0kΩ ΔK / K -0.1 VCC=3.5V~14V, ΔI4=40mA 0.2 Δ TA μA -0.02 I4=50mA~200mA -0.01 TA=-20~+75°C,VCC=6V,RA=1kΩ KHZ 0.01 %/°C TA=-20~+75°C, ΔI4=40mA UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw MAX UNITS 1.15 V 1.8 mA 45 2.0 V % Δ I4 ΔVREF / VREF 35 TYP 1.00 0.8 40 1.15 VCC=3.5V~14V, RA =1kΩ ΔVREF / VREF Δ I4 MIN 0.85 0.01 3 of 5 QW-R109-003,B AN6651 LINEAR INTEGRATED CIRCUIT TYPICAL APPLICATION CIRCUIT UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 4 of 5 QW-R109-003,B AN6651 LINEAR INTEGRATED CIRCUIT TYPICAL CHARACTERISTICS 2.0 Power Dissipation vs.Temperature (1) With a 10×10mm blakelite PDB(35μm Cu leaf) (2) Without heat sink 1.6 (1) 1.2 (2) 0.8 0.4 0 -20 100 20 60 140 Ambient Temperature,TA (°С) 180 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 5 of 5 QW-R109-003,B