Manufacturer Part Number
LM2853MH-3.3
Manufacturer
Texas Instruments
Introduction
The LM2853MH-3.3 is a high-performance step-down DC DC switching regulator from Texas Instruments belonging to the SIMPLE SWITCHER® series.
Product Features and Performance
Step-down (Buck) topology
Fixed output type with a single output
Output voltage fixed at 3.3V
Capable of delivering 3A current
Supports input voltage from 3V to 5.5V
High switching frequency of 550kHz
Integrated synchronous rectifier for improved efficiency
Operating temperature range from -40°C to 125°C
Product Advantages
High efficiency due to the synchronous rectification
Compact 14-PowerTSSOP package suitable for space-constrained applications
Fixed output reduces additional external component requirement
Key Technical Parameters
Voltage Input (Min): 3V
Voltage Input (Max): 5.5V
Voltage Output (Min/Fixed): 3.3V
Current Output: 3A
Frequency Switching: 550kHz
Quality and Safety Features
Operates effectively within a temperature range of -40°C to 125°C
Robust surface mount package ensures durability
Compatibility
Compatible with various applications requiring a 3.3V fixed output at up to 3A
Application Areas
Ideal for distributed power architectures
Suitable for battery-powered devices
Useful in networking and telecommunications equipment
Product Lifecycle
Obsolete status
Potential need to seek replacements or upgrades due to discontinuation
Several Key Reasons to Choose This Product
High output current capability of up to 3A suitable for demanding applications
High switching frequency permits the use of smaller, cost-effective inductors and capacitors, reducing overall solution size
Synchronous rectification offers high efficiency, critical for low power loss and thermal management in compact devices
Reliable operation over a wide temperature range ensures performance stability in harsh environments