TC78H670FTG Overview
Step mode select pin CW-CCW: Current direction setup pin GND pin Motor power supply input pin Ach Power GND pin A channel motor output(+) pin A channel motor output(-) pin B channel motor output(-) pin B channel motor output(+) pin Bch Power GND pin Current threshold reference pin Internal oscillator frequency setting pin Standby pin Enable(Motor output ON/OFF) pin / Error detection flag output pin MODE0: Step mode...
TC78H670FTG Key Features
- Built-in Dual H Bridges, Capable of controlling 1 bipolar stepping motor
- PWM controlled constant-current drive
- Power supply operating voltage: 2.5 V to 16.0 V
- Output current ratings: 2.0 A (max)
- Low on-resistance (High + Low side = 0.48 Ω (typ.)) MOSFET output stage
- Allows full, half, quarter, 1/8, 1/16, 1/32, 1/64, 1/128 step operation
- Built-in Sense resistor less current control architecture (Advanced Current Detection System)
- Multi error detect functions (Thermal shutdown (TSD), Over current (ISD), motor load open (OPD)
- Error detection (TSD/ISD/OPD) flag output function
- Built-in VCC regulator for internal circuit