TDA5147K
FEATURES
Spindle motor driver
- Internal 1 A peak current power drivers
- Low Rds(on) 1 Ω max total for high, low and isolation drivers
- Induction sense start-up option
- External current sense resistor
- Soft switching on both upper and lower drivers
- Programmable linear or PWM spindle mode
- Provide spindle active dynamic braking mode. Voice coil motor driver
- 0.8 Amp VCM power driver
- Maximum of 1 V drop across the power driver at 0.8 A
- External current sense resistor, with sense amplifier
- External current control loop pensation
- 15 k Hz (typ.) VCM current control loop bandwidth
- Three mode operation: enable VCM, retract, and disable. Power monitor and retract circuit
- +5 and +12 V power monitor threshold accuracy ±2%
- Hysteresis on both power monitor parators
- Precision internal voltage generator ±2%
- Buffered reference voltage output pin QUICK REFERENCE DATA SYMBOL Supply voltage VCCA1 VCCA2 Drivers Ispin(max) IVCM(max) maximum spindle current maximum voice coil...
