Manufacturer Part Number
LM2742MTCX
Manufacturer
Texas Instruments
Introduction
LM2742MTCX is a Power Management Integrated Circuit (PMIC) designed for DC-DC switching control.
Product Features and Performance
Step-Down (Buck) topology
One output phase
Transistor driver output type
Supports up to 90% duty cycle
Integrated synchronous rectifier
Soft Start function
Current limit protection
Frequency control capability
Power Good signal output
Product Advantages
High efficiency due to synchronous rectification
Flexible switching frequency from 50kHz to 2MHz
Thermal protection with an operational temperature range from -40°C to +125°C
Compact 14-TSSOP packaging suitable for space-constrained applications
Key Technical Parameters
Supply Voltage (Vcc/Vdd): 4.5V ~ 5.5V
Switching Frequency: 50kHz ~ 2MHz
Duty Cycle (Max): 90%
Operating Temperature: -40°C ~ 125°C (TJ)
Quality and Safety Features
Overcurrent protection
Thermal shutdown feature
Under-voltage lockout (UVLO)
Compatibility
Compatible with various microcontrollers for enabling and frequency control
Can be used with a wide range of external MOSFETs
Application Areas
Power supplies for embedded systems
Consumer electronics
Communication devices
Computer peripherals
Product Lifecycle
Obsolete status
No specified direct replacements or upgrades
Several Key Reasons to Choose This Product
Highly efficient power conversion
Broad operating temperature suitable for industrial applications
Versatile frequency adjustment for system optimization
Compact and reliable package for surface mounting
Comprehensive protection features enhancing system safety
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