
30707 TI IM A8-8315 No.4164-1/8
LB1816
Overview
LB1816 is a 3-phase brushless motor driver IC with an on-chip speed control circuit. It is optimal for use in optical disc
(both 5.25 inches and 3.5 inches) spindle motor drive.
Functions and Features
Three-phase full-wave current linear drive
Output soft switching
Digital PLL speed control
Phase lock detection output
On-chip FG amplifier, integrating amplifiers
Reverse torque braking (with power-on reset function)
Crystal oscillator circuit
Clock frequency division switching (3 internal clock mode settings + external clock input)
Current limiter circuit
Low power supply voltage protection circuit (LVSD)
Internal regulator output (6.3V)
Thermal protection circuit (TSD)
Built-in spark killer diode
Built-in Hall amplifier AGC circuit
Ordering number : EN4164B
Monolithic Digital IC
Single-Chip IC for ODD Spindles
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