Stepper Motor Controller IC, TMI8420-Q1 Replace DRV8825.
TMI8420-Q1
TMI8420-Q1.pdf
TMI8420-Q1.pdfFEATURES
? AEC-Q100 result certification in progress
–Temperature grade 2:-40°C to +105°C,TA
? 8V to 45V Operating Supply Voltage Range
? PWM Microstepping Stepper Motor Driver
– Built-In Microstepping Indexer
– Up to 1/32 Microstepping Multiple Decay Modes
– Mixed Decay
– Slow Decay
– Fast Decay
? Maximum Drive Current at 24 V and TA =25℃
– TMI8420-Q1: 2.5A (HTSSOP28)
? Simple STEP/DIR Interface
? Low Current Sleep Mode
? Built In 3.3V Reference Output
? Protection Features
– Overcurrent Protection (OCP)
– Thermal Shutdown (TSD)
– VM Undervoltage Lockout (UVLO)
– Fault Condition Indication Pin (nFAULT)
? Small Packages
– TMI8420-Q1: HTSSOP28
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
? 2.5-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)
? VM Undervoltage Lockout (UVLO)
? Fault Condition Indication Pin (nFAULT)
PIN CONFIGUTION
