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3,200 pcs
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3200 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request |
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The Texas Instruments LM43603DSU is a synchronous step-down (buck) voltage converter designed for a wide input voltage range of 3.5V to 36V, capable of delivering up to 3A of output current. It offers high efficiency, particularly at light loads, utilizing DCM and PFM modes. The device features adjustable switching frequencies from 200 kHz to 2.2 MHz, with a default of 500 kHz, and supports frequency synchronization to an external clock.
Key features include integrated synchronous rectification, overcurrent protection with hiccup mode, power-good flag, and soft-start capabilities. The LM43603DSU is stable with various capacitor types and includes output voltage tracking and precision enable functions. It operates within a temperature range of -40°C to 125°C.
Available in HTSSOP (PWP) 16 and VSON (DSU) 16 packages, the LM43603DSU is suitable for various power management applications requiring a robust and efficient step-down conversion. Its design considerations include internal compensation and protection against overtemperature and output short circuits.
The input voltage range is 3.5V to 36V.
The maximum output current is 3A.
The typical quiescent current is 27 µA.
The operating temperature range is -40°C to 125°C.
The default switching frequency is 500 kHz.
It is available in HTSSOP (PWP) 16 and VSON (DSU) 16 packages.