LB1895D Sanyo, LB1895D Datasheet
![no-image](/images/manufacturer_photos/0/5/584/sanyo_sml.jpg)
LB1895D
Related parts for LB1895D
LB1895D Summary of contents
Page 1
... Ordering number: EN5634 Overview The LB1895 and LB1895D are 3-phase brushless motor drivers for use in CD-ROM spindle motors. Functions and Features . Current linear drive . V-type control amplifier built in . Because the power supply for the bias circuit on the upper output side is separate, output with low saturation can be attained by boosting only that power supply ...
Page 2
... CC LB1895, 1895D Symbol Conditions V 1 max max max CC V max O V max I I max O Indepent IC [LB1895] Pd max Glass epoxy board (114.3 762 1.5 mm) [LB1895D] Topr Tstg Symbol Conditions Conditions Conditions Ratings Unit 7 V 14.4 V 14.4 V 14.4 ...
Page 3
Electrical Characteristics ° Parameter Symbol [Supply current] Supply current 1 I Supply current 2 I Supply current 3 I Output quiescent current Output quiescent current Output quiescent current ...
Page 4
... U phase U phase 6 W phase Inputs H: For each phase input 2, phase input higher electric potential of 0 more. L: For each phase input 2, phase input lower electric potential of 0 more. LB1895, 1895D Pd max – Ta LB1895D LB1895 Ambient temperature, Ta – ° C ...
Page 5
LB1895 Pin Assignment LB1895, 1895D ...
Page 6
LB1895 Block Diagram Output control Matrix FR LB1895, 1895D No.5634-6/12 ...
Page 7
... Pin Descriptions Note: Numbers within ( ) are for LB1895D Pin No. Symbol Voltage (10 (11) V COMPO 10 (12) W COMPO 12 (13 1 – (14 (15 (16) ...
Page 8
Continued from preceding page. Pin No. Symbol Voltage 19 (20) S SIG 20 (21) GND 22 (25 (26 REF 24 (27 toV 1 ...
Page 9
LB1895 Sample Application Circuit ( 0.1µF 0.1µF LB1895 Sample Application Circuit ( 0.1µF 0.1µF Between power supply and GND, Output and GND, and between Hall inputs: The capacitors ...
Page 10
... LB1895D Sample Application Circuit (1) 0.1µ 0.1µF 0.1µF LB1895D Sample Application Circuit (2) 0.1µ 0.1µF 0.1µF Between power supply and GND, Output and GND, and between Hall inputs: The capacitors may change, depending on the motor. The capacitor between the Hall inputs in particular may not be required with some motors. ...
Page 11
LB1895,1895D — Example of using a comparator to detect the direction of rotation When REF V COMPO W COMPO When REF V COMPO W COMPO When the phasing is as shown above, the direction ...
Page 12
... Not impose any responsibility for any fault or negligence which may be cited in any such claim or litigation on SANYO ELECTRIC CO., LTD., its affiliates, subsidiaries and distributors or any of their officers and employees jointly or severally. ...