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LB1820

Sanyo
Part Number LB1820
Manufacturer Sanyo
Description Office Automation-Use 3-Phase Brushless Motor Driver
Published Apr 25, 2005
Detailed Description Ordering number: EN3302A Monolithic Digital IC LB1820 Office Automation-Use 3-Phase Brushless Motor Driver Overview T...
Datasheet PDF File LB1820 PDF File

LB1820
LB1820

Overview
Ordering number: EN3302A Monolithic Digital IC LB1820 Office Automation-Use 3-Phase Brushless Motor Driver Overview The LB1820 is a three-phase brushless motor with a digital speed control circuit built in.
The LB1820 is ideally suited for use in office automation applications such as laser beam printers and drum motor drivers.
Package Dimensions unit : mm 3147-DIP28HS [LB1820] Features .
Three-phase brushless motor driver with digital speed control .
function V withstand voltage and 2.
5 A output current .
30 Current limiter built in .
Low-voltage protection circuit built in .
Thermal shutdown circuit built in .
Hall amp with hysteresis .
Start/stop pin built in .
Crystal oscillator and divider built in .
Digital speed control circuit built in .
Lock detector built in Specifications Absolute Maximum Ratings at Ta = 25 °C Parameter Maximum supply voltage 1 Maximum supply voltage 2 Output current Allowable power dissipation 1 Allowable power dissipation 2 Operating temperature Storage temperature Symbol VCC VM IO Pd max 1 Pd max 2 Topr Tstg t % 100 ms Independent IC With arbitrarily large heat sink Conditions SANYO : DIP28HS Ratings 30 30 2.
5 3 20 –20 to +80 –55 to +150 Unit V V A W W °C °C Allowable Operating Ranges at Ta = 25 °C Parameter Supply voltage range 1 Supply voltage range 2 Voltage regulator output current Comparator output current Lock detector output current Symbol VCC VM IVH IOSC ILD Conditions Ratings 9.
5 to 28 5 to 28 0 to +20 0 to +30 0 to +20 Unit V V mA mA mA SANYO Electric Co.
,Ltd.
Semiconductor Bussiness Headquarters TOKYO OFFICE Tokyo Bldg.
, 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN 43096HA(II)/3260TA, TS(GTPS) No.
3302-1/7 LB1820 Electrical Characteristics at Ta = 25 °C, VCC = VM = 24 V Parameter Supply current 1 Supply current 2 Output saturation voltage Output leak current Voltage regulator Output voltage Voltage variation Load variation Temperature coefficient Hall amp Input bias current Common-mode input voltage Hall input...


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