Package and footprint review
Clarify package fit, mechanical references, and footprint-related questions before design or sourcing moves forward.
Read the manufacturer datasheet for FAN53555UC042X by ON Semiconductor. Search the PDF, review the main part details, and request pricing for this PMIC - Voltage Regulators - DC DC Switching Regulators component without leaving the page.
Part Number
FAN53555UC042XInternal code
TCE000119874
Package
WLCSP
Sub Category
PMIC - Voltage Regulators - DC DC Switching Regulators
Request pricing
Need pricing, availability, or lead time for this part? Send a quote request while reviewing the datasheet.
Technical summary
FAN53555UC042X from ON Semiconductor is a PMIC - Voltage Regulators - DC DC Switching Regulators device in WLCSP package. Use this manufacturer datasheet to review its electrical, mechanical, and ordering information.
Input Voltage-Nom
5V
Operating Temperature
-40°C~85°C TA
Moisture Sensitivity Level (MSL)
1 (Unlimited)
Use the FAN53555UC042X datasheet from ON Semiconductor to verify the ratings, package details, operating limits, and ordering information that apply to your design or sourcing decision.
Embedded PDF
Engineering support
If your team is stuck on package interpretation, pin-level review, missing electrical details, or qualification questions around FAN53555UC042X from ON Semiconductor, contact our engineering-friendly team for a more technical discussion.
You can email our engineering support contact at [email protected], or use the contact page if your question needs a broader handoff.
Clarify package fit, mechanical references, and footprint-related questions before design or sourcing moves forward.
Work through pin naming, signal mapping, interface expectations, and other datasheet interpretation issues.
Surface the missing specs, compliance documents, or qualification details your team still needs before approval.
PMIC - Voltage Regulators - DC DC Switching Regulators
Explore more parts from the same subcategory to compare fit, stock, and sourcing options.

IC REG BUCK ADJ 3A TO220-7

IC REG BCK ADJ 2.5A SYNC 20TSSOP

IC REG BUCK ADJ 3A SYNC 8SOIC

IC REG BUCK ADJ 5A SYNC 16-TSSOP

IC REG MULT CONFG ADJ 2.1A SOT23

IC REG BCK BST ADJ DL SYNC 10DFN
Common questions
FAN53555UC042X is a PMIC - Voltage Regulators - DC DC Switching Regulators component from ON Semiconductor. This page provides the manufacturer datasheet together with the core part information needed for review and sourcing.
Use the PDF search field above the viewer. Search runs inside the PDF.js reader so you can review matches without leaving the document.
Yes. Use the Request Quote action on this page to submit your email, quantity, and target price for FAN53555UC042X from ON Semiconductor.
This datasheet page lists FAN53555UC042X with package reference WLCSP. Engineers should use the PDF to verify footprint, pin layout, and mechanical details before design or replacement decisions.
Start with the sections covering key ratings, electrical limits, interface behavior, and the attribute group beginning with Export Classifications & Environmental. Those areas usually confirm whether FAN53555UC042X fits the intended design constraints.
Yes. This page provides a direct download for the FAN53555UC042X manufacturer datasheet PDF from ON Semiconductor, while keeping the HTML datasheet page available for search and review.
