Manufacturer Part Number
LM46001PWPR
Manufacturer
Texas Instruments
Introduction
The LM46001PWPR is a highly efficient, synchronous step-down voltage regulator from Texas Instruments' SIMPLE SWITCHER® series.
Product Features and Performance
Supports a wide input voltage range from 3.5V to 60V
Adjustable output voltage ranging from 1V to 28V
Able to supply a continuous output current of 1A
Flexible switching frequency range from 200kHz to 2.2MHz
Integrated synchronous rectifier for improved efficiency
Thermal shutdown and over-current protection
Stable with low ESR output capacitors, including ceramic types
PowerTSSOP package enhances thermal performance
Product Advantages
Efficiency reduces heat generation and power loss
Wide input range accommodates various power supplies
High output current for a range of electronic devices
Adjustable switching frequency for optimal balance between efficiency and component size
Built-in protection features enhance product reliability and longevity
Small footprint suitable for compact designs
Simple external loop compensation for ease of use
Key Technical Parameters
Input Voltage (Min): 3.5V
Input Voltage (Max): 60V
Output Voltage (Min/Fixed): 1V
Output Voltage (Max): 28V
Output Current: 1A
Switching Frequency: 200kHz ~ 2.2MHz
Quality and Safety Features
Over-temperature protection
Over-current protection
Cycle-by-cycle current limit
Under-voltage lockout (UVLO)
Compatibility
Compatible with a broad range of input voltages and output load conditions
Suitable for use with ceramic, tantalum, and aluminum electrolytic capacitors
Application Areas
Power supplies for industrial, automotive, and telecommunications
Networking equipment
Consumer electronics
Portable and battery-powered devices
Product Lifecycle
Active status indicates ongoing production and availability
Not currently indicated as nearing discontinuation
Texas Instruments usually supports product life cycles and offers replacements or upgrades if necessary
Several Key Reasons to Choose This Product
Wide input voltage range allows for versatility across different applications
High-efficiency design for energy savings and reduced thermal load
Programmable soft-start reduces inrush current at startup
Robust protection features safeguard against common electrical faults
Texas Instruments' reputation for producing high-quality, reliable components
The SIMPLE SWITCHER ® series offers ease of design with minimal external components
Extensive support and design resources available from Texas Instruments
LM45CIM3XTexas InstrumentsSENSOR ANALOG -20C-100C SOT23-3