onsemi FUSB251UCX Microcontrollers
USB Type-C™ CC and SBU Protection IC Type-C CC and SBU Protection IC, 4000-REEL
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
FUSB251UCX
Detailed Description
USB Type-C™ CC and SBU Protection IC Type-C CC and SBU Protection IC, 4000-REEL
Package
15-UFBGA, WLCSP
Lifecycle Status
Active
Datasheet
FUSB251UCX Datasheet
Quick Jump:
Technical Specifications
onsemi FUSB251UCX Microcontrollers technical specifications.
General
Interface
I²C
Protocol
USB
Package / Case
15-UFBGA
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
2.7V ~ 5.5V
Lifecycle Status
Active
Current Supply
15µA
Function
Controller
Alternate Parts Comparison (FUSB251UCX vs FUSB2805MLX vs FUSB3317F6AMNWTWG vs FUSB307BVMPX)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 15-UFBGA | 32-WFQFN Exposed Pad | 20-VFQFN Exposed Pad | 16-WFQFN Exposed Pad |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supply Voltage | 2.7V ~ 5.5V | 2.7V ~ 4.5V | 4.5V ~ 5.5V, 4.75V ~ 5.5V | 4V ~ 21.5V |
| Protocol | USB | USB 2.0 | USB | USB |
| Lifecycle Status | Active | Active | Obsolete | Active |
| Interface | I²C | -- | USB | I²C |
| Current Supply | 15µA | -- | 10mA | 560mA |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
This part is listed as a cross for
Similaronsemi
Pin NoPkg NoElec Mixed
USB TYPE-C CC1/2 SBU1/2 PROT IC
Similaronsemi
Pin NoPkg NoElec Downgrade
USB Switch ICs Protection Switch
More Parts in Microcontrollers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.