D9258PH

Silicore 4-CH MOTOR DRIVER DESCRIPTION The D9258PH is a monolithic integrated circuit, and suitable for 4-CH motor driver which drives tracking actuator, focus actuator, sled mo tor and loading mo tor of CD/CD-ROM/DVD system, and can also drive spindle motor of CD system. D9258PH Outline Drawing FEATURE 1-phase, full-wave, linear DC motor driver Output gain adjustable Built in OP-amp Built in mute function Built in level shift circuit Built in thermal shutdown function Operating range 6~13.2V BLOCK DIAGRAM AND PIN CONFIGURATION www.DataSheet4U.net SHAOXING SILICORE TECHNOLOGY CO.,LTD www. Silicore. com. cn 1/11 CHMC Silicore PIN DESCRIPTION Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Pin No. 15 16 17 18 19 20 21 22 23 24 25 26 27 28 D9258PH Symbol DO1.1 DO1.2 DI1.1 DI1.2 REG REO MUTE GND1 DI2.1 DI2.2 DO2.1 DO2.2 GND2 OPOUT I/O O O I I O I I I O O O Description Drive output Drive output Drive input Drive input Regulator Regulator output Mute Ground 1 Drive input Drive input Drive output Drive output Ground 2 Op-amp output Symbol OPIN(-) OPIN(+) DO3.1 DO3.2 DI3.1 DI3.2 Vcc1 Vcc2 VREF DI4.1 DI4.2 DO4.1 DO4.2 GND3 I/O I I O O I I Description Op-amp input(-) Op-amp input(+) Drive output Drive output Drive input Drive input Supply voltage Supply voltage I I I O O 2.5V bias voltage Drive input Drive input Drive output Drive output Ground 3 EQUIVALENT CIRCUITS Drive input Vcc 2.5V www.DataSheet4U.net Drive output 10K 50 3 10 11.8K 1 20K 0.58K VREF1 2 11 12 17 18 ...