AN6663S, AN6663SP Bridge Drivers ■ Overview AN6663S ■ Features 1 8 2 7 3 6 4 5 5.0±0.3 0.4±0.25 Unit : mm 1.27 0.6±0.3 The AN6663S and AN6663SP are the forward/reverse drive ICs for small DC motors. They provide 4 Kinds of outputs such as foward rotation, reverse rotation, brake, and stop by the 2bit input and are optimum as the drivers for the small motors of 100 to 150mA. • Large power dissipation (AN6663SP : PD = 1.45W when mounted) • Built-in low saturation voltage type output transistor • Built-in counter electromotive voltage suction diode • Input voltage at the TTL level : VIL = 0.8V or less, VIH = 2V or more 0.3 0.15 0.65 0.1±0.1 : VCC (opr) = 3 to 16V 1.5±0.2 • Wide range of operating supply voltage 4.2±0.3 6.5±0.3 8-pin PANAFLAT Plastic Package (SOP008-P-0225A) AN6663SP 1.5±0.25 Unit : mm 2.3±0.3 0.5±0.1 5.5±0.3 9.5±0.4 0.7±0.1 1.5±0.25 8.5±0.4 7.5±0.3 5.0±0.25 1.27 1.2±0.25 (2.5) 0 — 0.2 0.5±0.1 + 0.1 0.5 – 0.05 1 2 3 4 5 (1.1) 5-pin SIL Plastic Package (HSIP005-P-0000) ■ Block Diagram 3 3 VCC 4 2 Input Logic Input Logic 4 1 6 Fin GND 1 8 Pin No. : AN6663S Pin No. : AN6663SP 5 5 ■ Absolute Maximum Ratings (Ta=25˚C) Parameter Symbol Rating Unit Supply voltage VCC 18 V Supply current ICC 200 mA AN6663S Power dissipation AN6663S Output peak current 361 PD AN6663SP ±150 IOP AN6663SP mW 500 ±200 mA Operating ambient temperature Topr –20 to +75 ˚C Storage temperature Tstg –55 to +125 ˚C ■ Recommended Operating Range (Ta=25˚C) Parameter Symbol Operating supply voltage range Output current AN6663S Range VCC 3V to 16V IO 0mA to ±50mA IO 0mA to ±100mA L input voltage VIL 0V to 0.8V H input voltage VIH 2V to VCC AN6663SP ■ Electrical Characteristics (VCC=12V, Ta=25˚C) Parameter Symbol Standby supply current Condition min typ max Unit ICCSb VI1=VI2=0.8V 0.3 0.8 1.3 mA Supply current ICC VI1=VI2=0.8V 4 8 12 mA H output voltage VOH IOH=–100mA Note) 10 10.8 L output voltage VOL IOL=100mA Note) Input impedance Zin VI=2V→3V 7 0.3 0.5 V 10 13 kΩ Note) AN6663SP is IOH=–150mA, IOL=150mA ■ Application Circuit • AN6663SP 1. Basic Circuit 2. When Controlling Speed Fin Fin AN6663SP 1 AN6663SP 1 VCC 2 3 4 2 3 4 5 Sensor, etc. 5 Rotating Direction Command M M Microcomputer, etc. – + Voltage Amplifier Speed Command Voltage V F/V Tachometer Generator ■ Application Circuit(Cont.) • AN6663S 1. Basic Circuit 2. When Controlling Speed Sensor, etc. Tachometer Generator, etc. M M F/V 8 7 6 5 8 AN6663S 1 2 3 7 6 5 AN6663S 4 1 Speed Command Voltage VCC 2 3 4 – + Voltage Amplifier Microcomputer, etc. Rotation Direction Command ■ Pin Descriptions Pin No. AN6663SP AN6663S 1 8 Pin name Description Output pin 1 VO1 Pin to connect the motor coil I/O impedance Equivalent circuit 1 8* 2 2 1 Input pin 1 VI1 Input pin to determine the motor rotating direction 1* 50µA 10kΩ Approx. 10kΩ 10kΩ 3 3 Supply voltage VCC Pin to input the supply voltage 4 4 4 Input pin 2 VI2 Input pin to determine the motor rotating direction Approx. 10kΩ 4* 50µA 10kΩ 10kΩ 5 5 Output pin 2 VO2 Pin to connect the motor coil 5 5* The numbers marked with * are the AN6663S ■ Pin Descriptions (Cont.) Pin No. AN6663SP AN6663S FIN 6 2, 7 Pin name Description Ground pin GND Ground pin NC NC for the AN6663S I/O impedance Equivalent circuit ■ Supplementary Explanation • Precautions on Use 1 Truth table VI1 VI2 VO1 VO2 Motor operation L L HiZ HiZ Motor stop H L L H Forward rotation L H H L Reverse rotation H H L L Brake 2 The input voltage of the input pins VI1 and VI2 can be applied up to twice larger than VCC (it should not exceed 18V).