FAN53555BUC09X
- Mfr.Part #
- FAN53555BUC09X
- Manufacturer
- onsemi
- Package / Case
- 20-UFBGA, WLCSP
- Datasheet
- Download
- Description
- IC REG BUCK PROG 3A 20WLCSP
- Stock
- 11,054
- In Stock :
- 11,054
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- Manufacturer :
- onsemi
- Product Category :
- Voltage Regulators - DC DC Switching Regulators
- Output Voltage :
- 1.1V
- Width :
- 2.015mm
- Input Voltage-Nom :
- 5V
- Published :
- 2015
- Voltage - Input (Min) :
- 2.5V
- Output Configuration :
- Positive
- Number of Terminations :
- 20
- Mount :
- Surface Mount
- Pbfree Code :
- yes
- Output Type :
- Programmable
- Synchronous Rectifier :
- yes
- Operating Supply Voltage :
- 5.5V
- Frequency - Switching :
- 2.4MHz
- Factory Lead Time :
- 19 Weeks
- Lifecycle Status :
- ACTIVE (Last Updated: 1 week ago)
- Terminal Form :
- Ball
- Control Mode :
- VOLTAGE-MODE
- Series :
- TinyBuck®
- Height :
- 378μm
- Min Output Voltage :
- 603mV
- RoHS Status :
- ROHS3 Compliant
- Number of Outputs :
- 1
- Packaging :
- Tape and Reel (TR)
- Voltage - Output (Min/Fixed) :
- 0.603V
- Base Part Number :
- FAN53555
- Current - Output :
- 3A
- ECCN Code :
- EAR99
- Terminal Position :
- BOTTOM
- Terminal Finish :
- Tin/Silver/Copper (Sn/Ag/Cu)
- Radiation Hardening :
- No
- Length :
- 1.62mm
- Mounting Type :
- Surface Mount
- Operating Temperature :
- -40°C~85°C TA
- Topology :
- Buck
- Control Technique :
- PULSE WIDTH MODULATION
- Number of Pins :
- 20
- Weight :
- 73mg
- Terminal Pitch :
- 0.4mm
- Analog IC - Other Type :
- SWITCHING REGULATOR
- JESD-609 Code :
- e1
- Max Output Current :
- 5A
- Max Output Voltage :
- 1.41V
- Efficiency :
- 80 %
- Package / Case :
- 20-UFBGA, WLCSP
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Function :
- Step-Down
- Datasheets
- FAN53555BUC09X

Voltage Regulators - DC DC Switching Regulators onsemi FAN53555BUC09X Overview
The Voltage Regulators - DC DC Switching Regulators onsemi FAN53555BUC09X is a highly efficient, programmable buck regulator designed to deliver a continuous 3A output with superior load and line regulation. Manufactured by onsemi, this IC is encapsulated in a compact 20-WLCSP package, making it ideal for space-constrained applications. The FAN53555BUC09X stands out for its flexibility in programming both output voltage and switching frequency, enabling designers to optimize performance based on specific system requirements. With its advanced power management features and high efficiency, this regulator is perfect for powering next-generation mobile and portable devices.
FAN53555BUC09X Features
The FAN53555BUC09X boasts a wide array of features that enhance its versatility and performance in demanding applications. It includes programmable soft-start to minimize in-rush current, precision enable functionality for better power sequencing, and over-temperature protection for enhanced safety. Additionally, the device's high switching frequency can be adjusted up to 3 MHz, allowing the use of smaller, more cost-effective external components.
FAN53555BUC09X Applications
- Smartphones and Tablets: The FAN53555BUC09X regulates power efficiently to meet the compact size and extended battery life requirements of modern portable devices.
- Portable Gaming Consoles: Utilizes high-efficiency power conversion to provide stable operation, even under varying load conditions typical in gaming scenarios.
- Wearable Technology: Its small footprint and programmability make it suitable for sophisticated wearable devices that require reliable power management in a limited space.
- IoT Devices: Ensures consistent performance and efficient power usage, crucial for IoT devices often deployed in remote and power-sensitive environments.
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