Datasheet TRINAMIC TMC7300 — 数据表

POWER DRIVER FOR DC MOTORS INTEGRATED CIRCUITS TMC7300 Datasheet
Low Voltage Driver for One or Two DC Motors up to 2A (2.4A) peak – UART based Control for Torque
and Velocity. 4 Half Bridge Peripheral Driver Option. APPLICATIONS
IOT & Handheld devices
Battery operated motors
4-Channel Relay-and LED driving
Printers, POS
Toys
Office and home automation
CCTV, Security
HVAC
Mobile medical devices FEATURES AND BENEFITS Voltage Range 2V (1.8V) … 11V DC
Battery Operation min. 2 AA / NiMh cells, or 1-2 Li-Ion cells 1 / 2 DC motors up to 2A / 2.4A with velocity & torque control
Direct Bridge control for solenoids, relays, lamps, motors…
Single Wire UART for two-motor torque and velocity control
Standby 10µF near pin with
shortest possible loop to GND pad.
DC motor 1 output 2
Sense resistor connection for coil A or DC motor 1. Place sense
resistor to GND near pin.
Connect the exposed die pad to a GND plane. Provide as many as
possible vias for heat transfer to GND plane. BRA
OA1 …