ToshibaTC78H670FTG,ELControl del motor de movimiento
Dual Half Bridge Motor Driver 16-Pin VQFN EP T/R
The TC78H670FTG is a two-phase bipolar stepping motor driver using a PWM chopper which incorporate DMOS with low on-resistance in output transistors. The clock-in decoder is built in. TC78H670FTG is a compact, battery power operable, 128 step stepper motor driver.
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)
• Low Standby Current 1uA
• Multi error detect functions (Thermal shutdown (TSD), Over current (ISD), motor load open (OPD) and Under voltage lockout(UVLO)), Error detection (TSD/ISD/OPD) flag output function
• Built-in VCC regulator for internal circuit
• Chopping frequency of a motor can be adjusted by external resistor
• Small QFN16 3mmx3mm package with thermal pad
| Compliant | |
| EAR99 | |
| Active | |
| 8542.39.00.90 | |
| Automotive | No |
| PPAP | No |
| Motor Driver | |
| Stepper Motor | |
| 1, 1/2, 1/4, 1/8, 1/16, 1/32, 1/64, 1/128 | |
| Dual Half Bridge | |
| 18(Max) | |
| 2 | |
| 2.5 | |
| 2.5 to 16 | |
| 16 | |
| 4.3 | |
| 1790 | |
| -40 | |
| 85 | |
| Tape and Reel | |
| Mounting | Surface Mount |
| Package Height | 0.85(Max) mm |
| Package Width | 3 mm |
| Package Length | 3 mm |
| PCB changed | 16 |
| Standard Package Name | QFN |
| Supplier Package | VQFN EP |
| 16 | |
| Lead Shape | No Lead |
| EDA / CAD Models |
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