Ordering number : EN6186
LB1978V
Monolithic Digital IC
LB1978V
Three-Phase Half-Wave Sensorless Motor Driver for Headp...
Ordering number : EN6186
LB1978V
Monolithic Digital IC
LB1978V
Three-Phase Half-Wave Sensorless Motor Driver for Headphone Stereos
Functions and Features
Three-phase sensorless motor driver Built-in speed control Built-in reference voltage and forward/reverse switching pin Soft switching Built-in short brake drive pin
Package Dimensions
unit: mm 3191-SSOP30
[LB1978V]
30 16
5.6
1.0
1 15 0.15 9.95 0.22 0.65 0.43
0.1 1.6max
SANYO : SSOP30
Specifications
Absolute Maximum Ratings at Ta = 25˚C
Parameter Maximum supply voltage Output
transistor withstand voltage Maximum output current Allowable power dissipation Operating temperature Storage temperature Symbol Vcc max Vsus Io max Pd max Topr Tstg Conditions Ratings 2.0 4 0.6 0.4 0 to 60 –40 to +125 Unit V V A W ˚C ˚C
Tj = 125˚C
Allowable Operating Ranges at Ta = 25˚C
Parameter Power supply voltage Symbol Vcc Conditions Ratings 1.0 to 1.7 Unit V
Any and all SANYO products described or contained herein do not have specifications that can handle applications that require extremely high levels of reliability, such as life-support systems, aircraft's control systems, or other applications whose failure can be reasonably expected to result in serious physical and/or material damage. Consult with your SANYO representative nearest you before using any SANYO products described or contained herein in such applications. SANYO assumes no responsibility for equipment failures that result from using products at values that ex...