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3-Phase Motor Drivers
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3-Phase Brushless Motor and Gate Drivers for Motor Control Applications
Featured 3-Phase Motor Drivers
ATA6847x
- Supply voltage range: 3V to 42V
- Built-in safety features
- Temperature range (TJ): −40°C to +125°C, −40°C to +150°C (automotive)
- Integrated LIN transceiver (ATA6847L)
- Automotive recommended
- Functional safety ready
MCP802x
- Supply voltage range: 4V to 40V
- Built-in safety features
- Temperature range (TJ): −40°C to +165°C
- Three independent operational amplifiers for general use
MCP8027
- Supply voltage range: 6V to 28V
- Built-in safety features
- Adjustable-output buck regulator (750 mW)
- 500 mA peak output current
- Temperature range (TJ): −40°C to +150°C
MIC4607A
- Supply voltage range: 5.5V to 85V
- Gate drive supply voltage up to 16V
- Enhanced circuit protection features
- Automotive recommended
Key Features
- Integrated Motor Driver Family
- Motor Gate Driver Family
- Sensorless 3-phase brushless motor drivers (no Hall-effect sensor required)
- 180° sinusoidal drive, for high efficiency and low acoustic noise
- Speed control through Power Supply Modulation (PSM) and/or Pulse-Width Modulation (PWM)
- Direction control pin (MTD6502B and MTD6505)
- Resistor-programmable BEMF coefficient (MTD6505)
- Motor speed output (FG)
- Lockup protection and automatic recovery
- Over-current limit, short circuit, and over-temperature protection
- Three half-bridge drivers configured to drive external NMOS MOSFETs
- Shoot-through protection
- Overcurrent and short circuit protection
- Adjustable output buck regulator (MCP8024, MCP8025 and MCP8026)
- Operational amplifiers for motor phase current monitoring and position detection (MCP8022, MCP8024, MCP8025 and MCP8026)
- Overcurrent comparator (MCP8021, MCP8022, MCP8024, MCP8025 and MCP8026)
- Level translators
- UVLO, OVLO, thermal warning and shutdown
- Load dump protection, jumpstart capability
- Extended temperature range: −40 to +150°C
- High junction temperature 200°C (ATA6844)