LM5642XMT
- Mfr.Part #
- LM5642XMT
- Manufacturer
- Texas Instruments
- Package / Case
- 28-TSSOP (0.173, 4.40mm Width)
- Datasheet
- Download
- Description
- IC REG CTRLR BUCK 28TSSOP
- Stock
- 5,241
- In Stock :
- 5,241
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- Manufacturer :
- Texas Instruments
- Product Category :
- DC DC Switching Controllers
- Mounting Type :
- Surface Mount
- Terminal Finish :
- Tin/Lead (Sn/Pb)
- Max Output Voltage :
- 32.4V
- ECCN Code :
- EAR99
- Length :
- 9.7mm
- REACH SVHC :
- No SVHC
- Function :
- Step-Down
- Number of Pins :
- 28
- Duty Cycle (Max) :
- 98.9%
- Terminal Form :
- Gull wing
- Min Input Voltage :
- 4.5V
- Terminal Pitch :
- 0.65mm
- Number of Terminations :
- 28
- Analog IC - Other Type :
- DUAL SWITCHING CONTROLLER
- Output Current :
- 20A
- Max Output Current :
- 20A
- Output Voltage :
- 32.4V
- Base Part Number :
- LM5642
- RoHS Status :
- Non-RoHS Compliant
- Frequency :
- 375kHz
- Mount :
- Surface Mount
- Lead Free :
- Contains Lead
- Quiescent Current :
- 1.1mA
- Width :
- 4.4mm
- Peak Reflow Temperature (Cel) :
- 235
- Voltage - Supply (Vcc/Vdd) :
- 4.5V~36V
- Radiation Hardening :
- No
- Package / Case :
- 28-TSSOP (0.173, 4.40mm Width)
- Output Type :
- Transistor Driver
- Control Features :
- Current Limit, Enable, Soft Start
- Topology :
- Buck
- Number of Outputs :
- 2
- Packaging :
- Tube
- Terminal Position :
- Dual
- Input Voltage-Nom :
- 5V
- Max Input Voltage :
- 36V
- Max Duty Cycle :
- 98.9 %
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Control Technique :
- PULSE WIDTH MODULATION
- JESD-609 Code :
- e0
- Operating Temperature :
- -40°C~125°C TJ
- Control Mode :
- CURRENT-MODE
- Termination :
- SMD/SMT
- Pbfree Code :
- No
- Switcher Configuration :
- Push-Pull
- Min Output Voltage :
- 1.3V
- Output Configuration :
- Positive
- Synchronous Rectifier :
- yes
- Datasheets
- LM5642XMT

DC DC Switching Controllers Texas Instruments LM5642XMT Overview
The Texas Instruments LM5642XMT is a highly efficient, versatile DC DC switching controller designed to meet the rigorous demands of modern electronic applications. This advanced switching controller is part of TI's reputable portfolio of power management solutions and stands out for its robust design and consistent performance. Specifically crafted for buck conversion, it integrates easily into a variety of power circuit designs. The compact form factor of a 28-TSSOP package makes it ideal for space-constrained applications without compromising on power-handling capabilities. The LM5642XMT is engineered to deliver precise voltage regulation, enhanced power efficiency, and reliability, making it an optimal choice for B2B customers looking to incorporate high-quality components in their bulk manufacturing processes. With its feature-rich design that includes programmable frequency, soft-start capability, and thermal shutdown, the LM5642XMT encapsulates the innovation and performance expected from a leading component manufacturer like Texas Instruments.
LM5642XMT Features
- High-performance buck controller for efficient voltage conversion.
- Programmable switching frequency for tailored application fit.
- Integrated soft-start function minimizes inrush current during startup.
- Thermal shutdown and overcurrent protection for increased safety and durability.
- 28-TSSOP package suitable for compact circuit designs.
- Voltage feedforward and current mode control for improved response time and stability.
LM5642XMT Applications
- Computing Systems: Enables stable voltage supply for high-performance computing hardware by providing efficient power conversion and precise regulation.
- Telecommunications: Supports the reliability demanded in telecommunications equipment, ensuring consistent performance in critical communication infrastructure.
- Industrial Equipment: Provides robust power management solutions for industrial automation systems, contributing to optimized energy usage and system uptime.
- Portable Devices: Ideal for portable electronics where efficient power management is key to maximizing battery life without adding unnecessary bulk to the design.
- Automotive Electronics: Meets the stringent requirements of automotive applications through its durable and reliable power conversion capabilities.
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