FAN5403UCX
- Mfr.Part #
- FAN5403UCX
- Manufacturer
- onsemi
- Package / Case
- 20-UFBGA, WLCSP
- Datasheet
- Download
- Description
- IC BATT CHG LI-ION 1CELL 20WLCSP
- Stock
- 43,240
- In Stock :
- 43,240
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- Manufacturer :
- onsemi
- Product Category :
- Battery Chargers
- Interface :
- I2C, USB
- Programmable Features :
- Current, Timer, Voltage
- Power Supplies :
- 5V
- Number of Functions :
- 1
- Width :
- 1.87mm
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Qualification Status :
- Not Qualified
- Supply Voltage :
- 5V
- Mounting Type :
- Surface Mount
- Peak Reflow Temperature (Cel) :
- NOT SPECIFIED
- RoHS Status :
- RoHS Compliant
- Min Supply Voltage :
- 4V
- Max Output Current :
- 1.25A
- Number of Terminations :
- 20
- Number of Cells :
- 1
- Terminal Position :
- BOTTOM
- Fault Protection :
- Over Temperature, Over Voltage, Short Circuit
- Battery Chemistry :
- Lithium Ion/Polymer
- Published :
- 2016
- Terminal Form :
- Ball
- Current - Charging :
- Constant - Programmable
- ECCN Code :
- EAR99
- Max Output Voltage :
- 4.4V
- JESD-609 Code :
- e1
- Output Voltage :
- 1.8V
- Mount :
- Surface Mount
- Length :
- 1.96mm
- Base Part Number :
- FAN5403
- Terminal Finish :
- Tin/Silver/Copper (Sn/Ag/Cu)
- Weight :
- 73mg
- Lifecycle Status :
- LAST SHIPMENTS (Last Updated: 2 weeks ago)
- Package / Case :
- 20-UFBGA, WLCSP
- Min Output Voltage :
- 3.5V
- Operating Temperature :
- -30°C~85°C TA
- Pbfree Code :
- yes
- Height :
- 378μm
- Battery Pack Voltage :
- 4.5V Max
- Packaging :
- Tape and Reel (TR)
- Number of Pins :
- 20
- Max Input Voltage :
- 20V
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Terminal Pitch :
- 0.4mm
- Supply Current-Max (Isup) :
- 0.09mA
- Analog IC - Other Type :
- ANALOG CIRCUIT
- Max Supply Voltage :
- 6V
- Datasheets
- FAN5403UCX

Battery Chargers onsemi FAN5403UCX Overview
The onsemi FAN5403UCX is a high-performance, single-cell Li-Ion battery charger designed to meet the rigorous demands of modern portable devices. This compact, highly integrated solution is housed in a 20-WLCSP package, offering a streamlined footprint for space-constrained applications. The FAN5403UCX enhances the efficiency of charging operations by utilizing a sophisticated charge management protocol that optimizes charge rate and battery health, making it an ideal choice for manufacturers looking to improve the performance and reliability of their battery-powered devices. By integrating this Battery Chargers onsemi FAN5403UCX into your products, you ensure superior charging capabilities that are both efficient and safe.
FAN5403UCX Features
The FAN5403UCX includes multiple features designed to enhance battery management and safety. It supports a wide input voltage range, providing flexibility in various operating environments. Advanced safety features such as over-current, over-voltage, and thermal protection are incorporated to safeguard the device and the battery under charge. Additionally, its programmable charging parameters allow for customized charging profiles tailored to specific battery requirements, further enhancing the device's versatility and utility in multiple applications.
FAN5403UCX Applications
- Smartphones: Optimizes battery performance by providing efficient, controlled charging tailored to the specific needs of smartphone batteries.
- Portable Media Players: Ensures long battery life and quick charging times, enhancing user experience in devices that require frequent recharges.
- Wearable Technology: Its compact size and efficiency make it perfect for small, wearable devices where space is limited and battery efficiency is crucial.
- Wireless Headsets: Provides reliable and safe battery charging solutions, crucial for devices that are used frequently and need to maintain long battery life.
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Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
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