Dual-Bridge Motor Controller IC, TMI8262 Replace DRV8824.
TMI8262
TMI8262.pdf
TMI8262.pdfFEATURES
? 8-V to 45-V Operating Supply Voltage Range
? 1.6-A Maximum Drive Current at 24 V and TA=25℃
? Dual H-Bridge Current Control Motor
– Drive a Bipolar Stepper or Two DC Motors
– Four Level Winding Current Control
? Multiple Decay Modes
– Mixed Decay
– Slow Decay
– Fast Decay
? Industry Standard Parallel Digital Control
Interface
? Low Current Sleep Mode
? Built In 3.3-V Reference Output Small Package
and Footprint
? Protection Features
– Overcurrent Protection (OCP)
– Thermal Shutdown (TSD)
– VM Undervoltage Lockout (UVLO)
– Fault Condition Indication Pin (nFAULT)
? Small Packages
- TMI8262: HTSSOP28
- TMI8262Q: QFN5x5-28
PIN CONFIGUTION
優勢替代
FEATURES
? PWM Microstepping Stepper Motor Driver
– Built-In Microstepping Indexer
– Up to 1/32 Microstepping
? Multiple Decay Modes:
– Mixed Decay
– Slow Decay
– Fast Decay
? 8.2-V to 45-V Operating Supply Voltage Range
? 1.6-A Maximum Drive Current at 24 V and TA = 25°C
? Simple STEP/DIR Interface
? Low-Current Sleep Mode
? Built-In 3.3-V Reference Output
? Small Package and Footprint
? Protection Features:
– Overcurrent Protection (OCP)
– Thermal Shutdown (TSD)
– VMx Undervoltage Lockout (UVLO)
– Fault Condition Indication Pin (nFAULT)
PIN CONFIGUTION
