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FAN53501UCX is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists Fairchild Semiconductor. Its product description is IC REG BUCK 1.82V 600MA 5WLCSP. Review the specifications below when checking this part for your BOM.
Voltage Regulators - DC DC Switching Regulators specifications for FAN53501UCX
- Description：IC REG BUCK 1.82V 600MA 5WLCSP
- Series：-
- Mfr：Fairchild Semiconductor
- Package：Bulk
- Function：Step-Down
- Output Configuration：Positive
- Topology：Buck
- Output Type：Fixed
- Number of Outputs：1
- Voltage - Input (Min)：2.7V
- Voltage - Input (Max)：5.5V
- Voltage - Output (Min/Fixed)：1.82V
- Voltage - Output (Max)：-
- Current - Output：600mA
- Frequency - Switching：3MHz
- Synchronous Rectifier：Yes
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：5-UFBGA, WLCSP
- Supplier Device Package：5-WLCSP (0.96x1.33)
- Grade：-
- Qualification：-
Voltage Regulators - DC DC Switching Regulators datasheet and documents for FAN53501UCX
Voltage Regulators - DC DC Switching Regulators Overview
The FAN53501UCX is a synchronous step-down DC-DC converter manufactured by Fairchild Semiconductor. It operates with an input voltage range of 2.7V to 5.5V and provides a fixed output voltage of 1.82V. The device delivers a maximum output current of 600mA at a switching frequency of 3MHz. It utilizes a 5-UFBGA, WLCSP package and supports an operating temperature range from -40°C to 85°C.
Voltage Regulators - DC DC Switching Regulators Feature Summary
- Synchronous rectification for improved efficiency
- Fixed 1.82V output configuration
- Compact WLCSP packaging
Voltage Regulators - DC DC Switching Regulators Applications
- Portable electronic devices requiring stable low-voltage power
- Battery-powered systems needing efficient step-down regulation
- Embedded circuits utilizing 1.82V logic levels
Voltage Regulators - DC DC Switching Regulators Procurement Notes
Verify the manufacturer part number FAN53501UCX against official Fairchild Semiconductor documentation to ensure authenticity. Confirm that the component matches the specified 5-UFBGA WLCSP package and fixed 1.82V output characteristics. Check datasheets for updated environmental compliance status and operating temperature ranges before integration into designs.
Voltage Regulators - DC DC Switching Regulators Selection Notes
Select this component when a fixed 1.82V output is required without external programming resistors. Ensure the load current does not exceed 600mA and the input voltage remains within the 2.7V to 5.5V window. Consider the 3MHz switching frequency for inductor size trade-offs and the thermal performance limits defined by the WLCSP package.
Voltage Regulators - DC DC Switching Regulators Part Context
This part belongs to the FAN535xx series of synchronous buck regulators from Fairchild Semiconductor. These components are designed for portable applications where space and efficiency are critical. The UCX suffix typically denotes specific packaging and tape-and-reel options within the product line.
Voltage Regulators - DC DC Switching Regulators Replacement Considerations
Consult official distributor databases or manufacturer cross-reference tools for verified substitute part numbers. Ensure any replacement maintains the same output voltage, current rating, and package dimensions.
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