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LM3209TLE/NOPB is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC REG BCK BST ADJ 650MA 12DSBGA. Review the specifications below when checking this part for your BOM.
The LM3209TLE/NOPB is a synchronous buck-boost DC/DC regulator from Texas Instruments designed for portable power applications. It operates with an input voltage range of 2.7V to 5.5V and provides a positive adjustable output starting from 0.6V. The device delivers up to 650mA of output current and integrates a fixed switching frequency of 2.4MHz. It utilizes a 12-pin DSBGA package, ensuring compact footprint for space-constrained designs.
Verify the exact suffix 'NOPB' confirms lead-free and RoHS compliance as per Texas Instruments standards. Confirm the package type is 12-DSBGA (YZR) matching your PCB footprint requirements. Ensure the operating temperature range meets your specific environmental constraints before finalizing procurement orders.
Select this component when input voltage fluctuates around the desired output level, necessitating both buck and boost capabilities. The 650mA limit suits low-to-medium power loads. Consider the 2.4MHz frequency for minimizing passive component size while managing switching losses appropriately for the target application thermal profile.
This part belongs to the LM3209 family of regulators. Unlike the LM3409HVMY which is a dedicated LED driver, or the LM3509 which is a boost converter, the LM3209 is specifically engineered as a versatile buck-boost regulator for general portable power management tasks involving lithium-ion or similar single-cell battery sources.
Public confirmed substitute part numbers are not available in the provided documentation.
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