Texas Instruments DC-DC Buck Controller 5-Channel Surface Mount 8-Pin MSOP Package LM3485MM/NOPB

Texas Instruments LM3485MM/NOPB is a high-efficiency DC-DC step-down (buck) controller designed for power management applications requiring external switching MOSFETs. This device comes in a compact 8-pin MSOP surface mount package, making it suitable for space-constrained electronic designs.

The controller operates at a switching frequency of 1 MHz and supports an output current of up to 440 mA. It allows a maximum duty cycle of 100%, enabling precise voltage regulation across a wide input voltage range ranging from 4.5 V to 35 V. This enables use in various industrial, laboratory, and commercial applications supporting different power supply requirements.

With an operating temperature range from -40°C to 125°C, the LM3485MM/NOPB ensures reliable performance in harsh environments. It complies with RoHS standards, affirming its environmental and safety credentials.

The small physical dimensions of 3.1 mm length and 1.1 mm height help save valuable PCB space while enabling integration in dense circuitry. The device is primarily used in power management circuits where external power MOSFETs implement complete switching regulator designs.

Operates at 1 MHz switching frequency for efficient power conversion. Supports output current capacity up to 440 mA. Maximum duty cycle of 100% for continuous output control. Compact 8-pin MSOP surface mount package. Wide input voltage range of 4.5 V to 35 V for flexible power design.

Operating temperature range from -40°C to 125°C for industrial applications. RoHS compliant ensuring environmental safety. Ideal for external MOSFET based Buck regulator designs.

This DC-DC buck controller is suitable for applications spanning industrial power supplies, laboratory instrumentation, and other electronic systems requiring robust, efficient voltage regulation. It enables users to design compact, high-performance switching regulators tailored to specific input/output voltage and current requirements.

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