LB1989 - Three-Phase Sensorless VCR Drum Motor Driver
SANYO (now Panasonic)
Features
Soft switching drive No Hall sensors required. No FG sensors required. Built-in PG amplifier Thermal shutdown circuit Current limiter circuit
Package Dimensions
unit: mm 3222-HSOP28
[LB1989]
28 15
1.0 5.6 0.2 0.1 1.8max
1
0.8 2.7 0.3
14
15.2
0.8
SANYO: HSOP28
Specifications
Absolute Maximum Ratings at Ta = 25°C
Parameter Maximum supply voltage Maximum output voltage Maximum input voltage Maximum cylinder current Allowable power d.
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Ordering number :ENN6210A
Monolithic Digital IC
LB1989
Three-Phase Sensorless VCR Drum Motor Driver
Functions and Features
• • • • • • Soft switching drive No Hall sensors required. No FG sensors required. Built-in PG amplifier Thermal shutdown circuit Current limiter circuit
Package Dimensions
unit: mm 3222-HSOP28
[LB1989]
28 15
1.0 5.6 0.2 0.1 1.8max
1
0.8 2.7 0.3
14
15.2
0.8
SANYO: HSOP28
Specifications
Absolute Maximum Ratings at Ta = 25°C
Parameter Maximum supply voltage Maximum output voltage Maximum input voltage Maximum cylinder current Allowable power dissipation Operating temperature Storage temperature Symbol VCCmax VOmax VI1max IOmax Pdmax Topr Tstg Independent IC Conditions Ratings 14.5 14.5 –0.3 to VCC1 + 0.3 1.0 0.
LB1989 Datasheet
