TPIC2060A
Overview
- 1 Serial Port Digital Interface - Serial Peripheral Interface (SPI) - 4-Wire Interface: SSZ, SCLK, SIMO, SOMI - Maximum Read/Write 35 MHz - 3.3-V Digital I/O
- Actuator and Motor Driver - PWM Control With H-Bridge Output - Focus / Tracking / Tilt Actuator Driver With 12Bit DAC Control - Sled Motor Drivers With Current Mode, 10-Bit DAC Control - Load Driver With 12-Bit DAC Control - Stepping Motor Driver With 8-Bit PWM Control
- Spindle Motor Driver - Integrated Current Sense Resistance - Changeable Current Limit Value via Register Set - Sensor-less: Rotor Position Sense by Motor BEMF - 12-Bit Spindle DAC Programmed via Serial Port - Self-contained Inductive Position Sense and Startup - Quick Stop by Automatic Controlled Brake: Active Brake and Short Brake - 1.5-A Maximum Continuous Current Excluding Thermal Issues - Low Rdson 0.35-Ω Typical MOSFET Output
- Utility Functions - Status Latch: Act Timer, SIF Error, PWR Monitor, Thermal Protection, and SCP Error - On-Chip Thermometer (15°C to 165°C/1.2°C)
- 9-V LDO - Integrated Pre-Driver for 9-V LDO - Select the External NFET by Current Requirement - Enable by Serial Control
- Protection - Individual Thermal Protect Circuit on SPM, Sled, Step Collimator, and Actuator - Two Alert Levels: Pre-Detect and Detect in Thermal Protection - ACTTEMP: Monitor the Actuator Temperature Calculated from Integrating the DAC Value Setup Previously 1 - Short-Circuit Protection for SPM, Sled, Load, Step, and Act Channel - Hardware Device Disable Pin XRSTIN - Power Monitor by Undervoltage Lockout (UVLO) and Overvoltage Protection (OVP)
- Loader Mechanism Support: - Independent End-Point Detection Mechanism for Sled and Step Channel - Tray Lock Detection - Detect Tra
