TB6674FG Description
Input Output PS IN Φ Φ Mode L L L H ENABLE VS1 L H H L ENABLE VS1 H L L H ENABLE VS2 (Power saving) H H H L ENABLE VS2 (Power saving) Truth Table 2. VS2B L H Mode POWER OFF (Standby mode) OPERATION Note: Apply 5 V to VS2A as a supply terminal.
TB6674FG Key Features
- One-chip two-phase bipolar stepping motor driver (including two bridge drivers)
- Power saving operation is available
- Standby operation is available
- Built-in punch-through current restriction circuit for system reliability and noise suppression
- TTL-patible inputs IN A, IN B, PS, and VS2B terminals
- ON resistance PS = L : 2.9 Ω (Typ.)
- High driving ability
- Typical PKG HSOP16 pin
- GND terminal = HEAT SINK
- Over current shutdown circuit (ISD)