onsemi · Power Management - Specialized
FAN5903UCX
onsemi Power Management - Specialized · WLCSP-9(1.3x1.3)
Part-number family from Fairchild Semiconductor (now onsemi, 2016). Older stock may carry Fairchild Semiconductor markings.
Request a quote for FAN5903UCXThe FAN5903UCX is a Power Management - Specialized from onsemi, supplied in a WLCSP-9(1.3x1.3) package. It is listed in our Power Management ICs (PMIC) catalog (Power Management).
Key specifications of the FAN5903UCX: frequency - switching 3MHz, 6MHz, output voltage 400mV~3.5V, voltage - supply 2.7V~5.5V, quiescent current 70uA, operating temperature -40°C~+85°C and function Step-down type.
PartnerSemi sources the FAN5903UCX for production, repair and maintenance buyers worldwide. Send the quantity you need and, optionally, a target price; we reply with price, lead time and available date codes, usually within one business day.
Specifications
| Manufacturer part number | FAN5903UCX |
|---|---|
| Manufacturer | onsemi |
| Heritage brand (part family) | Fairchild Semiconductor |
| Product type | Power Management - Specialized |
| Category | Power Management ICs (PMIC) |
| Package / case | WLCSP-9(1.3x1.3) |
| Frequency - Switching | 3MHz, 6MHz |
| Function | Step-down type |
| Number of Outputs | 1 |
| Operating Temperature | -40°C~+85°C |
| Output Type | Adjustable |
| Output Voltage | 400mV~3.5V |
| Quiescent Current | 70uA |
| Switch tube (built-in/external) | Built-in |
| Synchronous Rectifier | Yes |
| Topology | Buck |
| Voltage - Supply | 2.7V~5.5V |
Specifications are indicative and taken from public catalog data; always verify against the manufacturer's datasheet.
More onsemi Power Management ICs (PMIC)
| Part number | Type | |
|---|---|---|
| FAN53180MTCX | Power Management - Specialized | |
| FAN5353MPX | DC-DC Converters | |
| FAN5902UCX | Power Management - Specialized | |
| FAN5903BUCX | Power Management - Specialized | |
| FAN5904BUC01X | Power Management - Specialized | |
| FAN5904UC00X | Power Management - Specialized | |
| FAN5904UC01X | Power Management - Specialized | |
| FAN5909UCX | Power Management - Specialized |
Frequently asked questions
What is the FAN5903UCX?
The FAN5903UCX is a Power Management - Specialized from onsemi, supplied in a WLCSP-9(1.3x1.3) package. It is listed in our Power Management ICs (PMIC) catalog (Power Management).
What are the specifications of the FAN5903UCX?
Frequency - Switching: 3MHz, 6MHz; Function: Step-down type; Number of Outputs: 1; Operating Temperature: -40°C~+85°C; Output Type: Adjustable; Output Voltage: 400mV~3.5V; Quiescent Current: 70uA; Switch tube (built-in/external): Built-in; Synchronous Rectifier: Yes; Topology: Buck; Voltage - Supply: 2.7V~5.5V.
What package is the FAN5903UCX in?
The FAN5903UCX is listed in a WLCSP-9(1.3x1.3) package.
Which part numbers are similar to the FAN5903UCX?
Similar part numbers in our catalog include FAN53180MTCX (onsemi), FAN5353MPX (onsemi), FAN5902UCX (onsemi), FAN5903BUCX (onsemi), FAN5904BUC01X (onsemi) and FAN5904UC00X (onsemi). Similar numbering does not guarantee compatibility; check the datasheets or ask us to confirm.
How can I buy the FAN5903UCX?
Request a quote from PartnerSemi at https://www.partnersemi.com/rfq/?mpn=FAN5903UCX&brand=onsemi or email info@partnersemi.com with the part number and quantity. Price, availability and lead time are confirmed per request; we ship worldwide from the Netherlands.