AN6651_15 UTC | Alldatasheet

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UNISONIC TECHNOLOGIES CO., LTD AN6651 LINEAR INTEGRATED CIRCUIT www.unisonic.com.tw 1 of 5 Copyright © 2008 Unisonic Technologies Co., Ltd QW-R109-003,B 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 *Pb-free plating product number: AN6651L „ ORDERING INFORMATION Ordering Number Normal Lead Free Plating Package Packing AN6651-T6B-K AN6651L-T6B-K TO-126B Bulk „ PIN DESCRIPTIONS PIN NO. PIN NAME PIN FUNCTION

1 VCC Supply Voltage

2 CONTROL Control signal input

3 GND GND

4 MOTOR Connected to the motor.

AN6651 LINEAR INTEGRATED CIRCUIT UNISONIC TECHNOLOGIES CO., LTD 2 of 5 www.unisonic.com.tw Q W - R 1 0 9 - 0 0 3 , B „ BLOCK DIAGRAM

AN6651 LINEAR INTEGRATED CIRCUIT UNISONIC TECHNOLOGIES CO., LTD 3 of 5 www.unisonic.com.tw Q W - R 1 0 9 - 0 0 3 , B „ ABSOLUTE MAXIMUM RATINGS (TA=25°C) PARAMETER SYMBOL RATINGS UNITS Supply Voltage V CC 14.4 V Supply Current t ≤5 sec I CC 2000 mA Power Dissipation (TA=25°C) PD 1300 mW Terminal Voltage Vn-3 I1 150 Terminal Current I2 100 I3 -2000(min) Terminal Current t ≤5 sec I4 1750 mA Operating Temperature TOPR -20 ~ +75 Storage Temperature TSTG -40 ~ +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, unless otherwise specified) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNITS Reference Voltage VREF V CC=6V, RA =1kΩ 0.85 1.00 1.15 V Base Current IBIAS V CC=6V 0.8 1.8 mA Current Proportional Constant K V CC=6V, ΔI4=40mA 35 40 45 Saturation Voltage V SAT VCC=4.2V, RA =5.0kΩ 1.15 2.0 V Voltage Characteristics 1 VCC=3.5V~14V, RA =1kΩ -0.1 μA Voltage Characteristics 2 ΔVCC ΔK / K VCC=3.5V~14V, ΔI4=40mA 0.2 Current Characteristics 1 Δ I4 ΔVREF / VREF -0.02 Current Characteristics 2 Δ I4 ΔK / K I4=50mA~200mA -0.01 KHZ Temperature Characteristics 1 Δ TA ΔVREF / VREF TA=-20~+75°C,VCC=6V,RA=1kΩ 0.01 Temperature Characteristics 2 TA=-20~+75°C, ΔI4=40mA 0.01 %/°C

AN6651 LINEAR INTEGRATED CIRCUIT UNISONIC TECHNOLOGIES CO., LTD 4 of 5 www.unisonic.com.tw Q W - R 1 0 9 - 0 0 3 , B „ TYPICAL APPLICATION CIRCUIT

AN6651 LINEAR INTEGRATED CIRCUIT UNISONIC TECHNOLOGIES CO., LTD 5 of 5 www.unisonic.com.tw Q W - R 1 0 9 - 0 0 3 , B „ TYPICAL CHARACTERISTICS -20 2.0 Ambient Temperature,TA (°С) 1.6 1.2 0.8 0.4 60 100 140 180 (1) (2) Power Dissipation vs.Temperature (1) With a 10×10mm blakelite PDB(35μm Cu leaf) (2) Without heat sink 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 writ ten 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.