LM5143RHAR
Texas Instruments
Texas Instruments
3.5-V TO 65-V LOW-IQ, DUAL OUTPU
$2.65
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LM5143RHAR
$2.65
Product details
Optimize your power management solution with Texas Instruments's LM5143RHAR, a high-efficiency DC-DC switching controller designed for advanced electronic systems. This innovative PMIC delivers precise voltage regulation with minimal power loss, making it ideal for energy-sensitive applications. The LM5143RHAR features a voltage-mode control architecture with advanced compensation, providing excellent stability and transient response. Its wide input voltage range accommodates various power sources, from battery-operated devices to industrial power systems. The controller's programmable switching frequency allows optimization for either efficiency or electromagnetic compatibility based on application needs. With its integrated synchronous rectification, the LM5143RHAR maximizes efficiency while reducing heat generation. The device includes comprehensive protection features such as over-current protection and thermal shutdown for enhanced system reliability. Its ultra-low quiescent current makes it particularly suitable for always-on applications where power conservation is essential. The LM5143RHAR finds ideal applications in wireless charging systems, industrial sensors, and automotive lighting controls. The controller's compact package and high power density make it perfect for space-constrained applications without performance compromise. Its excellent line and load regulation ensure stable operation despite input voltage variations or changing load conditions. The LM5143RHAR also supports external synchronization, enabling phase-locked operation in multi-controller systems. Whether you're developing power supplies for consumer electronics, industrial equipment, or renewable energy systems, the LM5143RHAR offers the perfect combination of performance and efficiency. Contact our technical support team today to discuss how this advanced switching controller can enhance your power management design.
General specs
- Product Status: Active
- Output Type: Transistor Driver
- Function: Step-Down
- Output Configuration: Positive
- Topology: Buck
- Number of Outputs: 2
- Output Phases: 2
- Voltage - Supply (Vcc/Vdd): 3.5V ~ 65V
- Frequency - Switching: 100kHz ~ 2.2MHz
- Duty Cycle (Max): 100%
- Synchronous Rectifier: Yes
- Clock Sync: Yes
- Serial Interfaces: -
- Control Features: Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start
- Operating Temperature: -40°C ~ 150°C (TJ)
- Mounting Type: Surface Mount
- Package / Case: 40-VFQFN Exposed Pad
- Supplier Device Package: 40-VQFN (6x6)
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