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LTC3787MPGN

LTC3787MPGN Description

The LTC3787MPGN is a high-performance power management integrated circuit (PMIC) designed for demanding applications requiring efficient power conversion. Manufactured by Analog Devices Inc., this obsolete part is part of the PolyPhase® series and is designed for surface-mount applications. The LTC3787MPGN features a boost topology with a switching frequency range of 105kHz to 760kHz, providing flexibility in design and optimization for various power conversion needs. It operates within a wide input voltage range of 4.5V to 38V, making it suitable for a variety of power supply applications.

LTC3787MPGN Features

• Output Type: Transistor Driver
• Output Configuration: Positive
• Frequency - Switching: 105kHz to 760kHz
• Voltage - Supply (Vcc/Vdd): 4.5V to 38V
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• Synchronous Rectifier: Yes
• ECCN: EAR99
• Topology: Boost
• Mounting Type: Surface Mount
• Clock Sync: No
• Number of Outputs: 2
• Control Features: Current Limit, Enable, Frequency Control, Power Good, Soft Start
• Duty Cycle (Max): 96%
• Output Phases: 2
• Package: Tube
• Base Product Number: LTC3787

The LTC3787MPGN stands out with its synchronous rectifier feature, which enhances efficiency by reducing power losses. Its wide switching frequency range allows for optimization of power conversion efficiency and minimizes electromagnetic interference (EMI). The inclusion of current limit, enable, frequency control, power good, and soft start features provides robust control and protection mechanisms, ensuring reliable operation in various operating conditions.

LTC3787MPGN Applications

The LTC3787MPGN is ideal for applications requiring high efficiency and reliable power conversion. Its wide input voltage range and boost topology make it suitable for:

• Telecommunications: Powering remote telecommunication equipment where high efficiency and reliability are critical.
• Automotive: Providing stable power to electronic control units (ECUs) and other automotive electronics.
• Industrial: Driving high-power loads in industrial automation and control systems.
• Renewable Energy: Efficiently converting power in solar inverters and wind turbines.

Conclusion of LTC3787MPGN

The LTC3787MPGN is a versatile power management IC that offers a combination of high efficiency, robust control features, and wide operating voltage range. Its synchronous rectifier and advanced control mechanisms make it a reliable choice for demanding applications. Although now obsolete, the LTC3787MPGN remains a benchmark for power conversion efficiency and reliability in its class. For new designs, engineers may consider its successor or similar models that build upon the foundation laid by the LTC3787MPGN.