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FAN53611AUC115X 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 1.15V 1A 6WLCSP. Review the specifications below when checking this part for your BOM.
Voltage Regulators - DC DC Switching Regulators specifications for FAN53611AUC115X
- Description：IC REG BUCK 1.15V 1A 6WLCSP
- Series：-
- Mfr：Fairchild Semiconductor
- Package：Bulk
- Function：Step-Down
- Output Configuration：Positive
- Topology：Buck
- Output Type：Fixed
- Number of Outputs：1
- Voltage - Input (Min)：2.3V
- Voltage - Input (Max)：5.5V
- Voltage - Output (Min/Fixed)：1.15V
- Voltage - Output (Max)：-
- Current - Output：1A
- Frequency - Switching：6MHz
- Synchronous Rectifier：Yes
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：6-UFBGA, WLCSP
- Supplier Device Package：6-WLCSP (1.23x0.88)
- Grade：-
- Qualification：-
Voltage Regulators - DC DC Switching Regulators datasheet and documents for FAN53611AUC115X
Voltage Regulators - DC DC Switching Regulators Overview
The FAN53611AUC115X is a synchronous buck regulator IC from onsemi, offering a fixed 1.15V output with 1A current capability. It operates within a 2.3V to 5.5V input range and features a 6MHz switching frequency. The device utilizes a 6-WLCSP package (1.23x0.88mm) and supports PFM mode for low ripple at light loads. It includes internal soft-start, UVLO, thermal shutdown, and optional output discharge.
Voltage Regulators - DC DC Switching Regulators Feature Summary
- Synchronous rectification architecture delivering peak efficiency of 92% and over 80% efficiency at 1mA load
- Fixed-frequency 6MHz operation with best-in-class load transient response
- Low ripple light-load PFM mode combined with forced PWM and external clock synchronization capabilities
Voltage Regulators - DC DC Switching Regulators Applications
- 3G, 4G, WiFi, WiMAX, and WiBro data cards
- Tablets
- Digital Still Cameras (DSC) and Digital Video Cameras (DVC)
- Netbooks and Ultra-Mobile PCs
Voltage Regulators - DC DC Switching Regulators Procurement Notes
Verify component status as the FAN53611 series has been reported as End-of-Life (EOL) by the manufacturer. Confirm availability through authorized distributors or secondary market suppliers. Ensure compliance with RoHS3 specifications and check Moisture Sensitivity Level (MSL) ratings prior to assembly planning.
Voltage Regulators - DC DC Switching Regulators Selection Notes
Select this part for applications requiring high efficiency in small form factors. The fixed 1.15V output suits specific logic voltage requirements. Consider the 6WLCSP package size constraints and verify that the 1A output current meets the system's peak demand while maintaining thermal performance within the -40°C to 85°C operating range.
Voltage Regulators - DC DC Switching Regulators Part Context
This component belongs to the FAN53611 family of TinyBuck synchronous regulators. It shares architectural similarities with the FAN53611AUC11X but specifies a fixed 1.15V output voltage. The series is designed for portable electronics, emphasizing compactness and power efficiency through advanced switching techniques.
Voltage Regulators - DC DC Switching Regulators Replacement Considerations
Public confirmed substitute part numbers are not explicitly listed in the provided documentation. Due to the EOL status, consult official cross-reference tools for parametrically similar parts from onsemi or other manufacturers.
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