Texas Instruments

LM5118Q1MH/NOPB  

DC DC Switching Controllers

LM5118Q1MH/NOPB Description

The LM5118Q1MH/NOPB is a high-performance DC-DC switching controller from Texas Instruments, designed for demanding automotive applications. This device is a transistor driver with a positive output configuration, offering robust performance and reliability. It supports a wide input voltage range of 3V to 75V, making it suitable for various power supply requirements. The controller operates at switching frequencies of 200kHz and 515kHz, providing flexibility in design and optimization for different system needs.

LM5118Q1MH/NOPB Features

• Output Type: Transistor Driver
• Output Configuration: Positive
• Product Status: Active
• Frequency - Switching: 200kHz, 515kHz
• Voltage - Supply (Vcc/Vdd): 3V to 75V
• Control Features: Enable, Frequency Control, Ramp, Soft Start
• Duty Cycle (Max): 80%
• Output Phases: 1
• Clock Sync: Yes
• Number of Outputs: 1
• Synchronous Rectifier: No
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• Package: Tube
• Base Product Number: LM5118
• Compliance: REACH Unaffected, ROHS3 Compliant, ECCN: EAR99, HTSUS: 8542.39.0001

The LM5118Q1MH/NOPB stands out with its comprehensive control features, including enable, frequency control, ramp, and soft start capabilities. These features enhance the flexibility and adaptability of the controller in various power conversion applications. The wide input voltage range and dual switching frequencies provide designers with the ability to optimize performance for specific system requirements. The device is also automotive-grade, ensuring it meets the stringent reliability and performance standards required for automotive electronics.

LM5118Q1MH/NOPB Applications

The LM5118Q1MH/NOPB is ideal for a variety of applications, particularly in the automotive sector. Its robust design and wide input voltage range make it suitable for automotive power supplies, where voltage levels can vary significantly. The dual switching frequencies allow for efficient power conversion in both high and low power scenarios, making it a versatile choice for onboard chargers, DC-DC converters, and other power management systems in vehicles.

The controller's clock synchronization feature ensures that multiple devices can operate in harmony, reducing electromagnetic interference (EMI) and improving overall system performance. The soft start and ramp control features provide smooth transitions during startup and load changes, enhancing system stability and reliability.

Conclusion of LM5118Q1MH/NOPB

The LM5118Q1MH/NOPB from Texas Instruments is a highly versatile and reliable DC-DC switching controller, designed to meet the demanding requirements of automotive applications. With its wide input voltage range, dual switching frequencies, and comprehensive control features, it offers significant advantages over similar models. The device's automotive-grade status ensures it meets the highest standards of reliability and performance, making it an ideal choice for automotive power management systems. Whether used in onboard chargers, DC-DC converters, or other power conversion applications, the LM5118Q1MH/NOPB delivers exceptional performance and flexibility, ensuring optimal power management solutions for modern automotive electronics.

LM5118Q1MH/NOPB Documents

Download datasheets and manufacturer documentation for LM5118Q1MH/NOPB

Images :

Mechanical Outline Drawing       Function Diagram      

PCN :

Product Change Notification (PDF)      

Product Catalogs :

Automotive Wide VIN DC/DC Brochure      

Technical Resources :

LM5118 TINA-TI Transient Reference Design      

SPICE Models :

LM5118 Unencrypted PSpice Transient Model       Export TINA-TI Transient Spice Model from WEBENCH (Rev. A)       LM5118 PSpice Transient Model (Rev. B)