Three-phase full-wave linear drive Low saturation voltage Built-in digital speed control Start/stop circuit (active low) Speed switching Current limiter Index processing circuit The index timing can be adjustment with a variable resistor.
Thermal protection circuit
0.8
5.6
1
0.30
18
0.20
15.2
0.10
0.8
1.8max
(1.5)
SANYO: SSOP36
Specifications
Absolute Maximum Ratings at Ta = 25°C
Parameter Maximum.
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Ordering number :EN*6213A
Monolithic Digital IC
LB11817
Three-Phase Full-Wave Linear Drive
Preliminary Overview
The LB11817 is a spindle motor driver for use in slimshaped FDDs that use 5 V power supply.
Package Dimensions
unit: mm 3247-SSOP36
[LB11817]
36 19
1.0
Functions and Features
• • • • • • • • Three-phase full-wave linear drive Low saturation voltage Built-in digital speed control Start/stop circuit (active low) Speed switching Current limiter Index processing circuit The index timing can be adjustment with a variable resistor. • Thermal protection circuit
0.8
5.6
1
0.30
18
0.20
15.2
0.10
0.8
1.8max
(1.
LB11817 Datasheet
