Richtek USA Inc. RT9470WSC
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $5.11 | $5.11 |
| 15+ | $4.95 | $74.25 |
| 25+ | $4.84 | $121.00 |
| 50+ | $4.57 | $228.50 |
| 100+ | $4.04 | $404.00 |
| N+ | $0.81 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Richtek USA Inc. |
| Product Series | |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| Battery Chemistry | Lithium Ion/Polymer |
| Number of Cells | 1 |
| Current - Charging | Constant - Programmable |
| Programmable Features | Current, Timer |
| Fault Protection | Over Current, Over Temperature, Over-Under Voltage |
| Charge Current - Max | 3A |
| Battery Pack Voltage | 4.7V |
| Voltage - Supply (Max) | 13.5V |
| Interface | I2C |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 30-UFBGA, WLCSP |
| Supplier Device Package | 30-WLCSP (2.1x2.5) |
| ROHS |  |
The RT9470WSC is a high-performance, switch-mode battery charger from Richtek, tailored for single-cell Lithium Ion/Polymer batteries. It supports a maximum charge current of 3A, enabling rapid charging for modern portable devices. The charger operates with a battery voltage of 4.7V and incorporates comprehensive fault protection, including Over Current, Over Temperature, and Over-Under Voltage safeguards. Its I2C interface provides advanced control and monitoring capabilities. Housed in a space-saving 30-UFBGA (WLCSP) package, the RT9470WSC is designed for applications where size and efficiency are critical.
- Space-Saving Design: The 30-UFBGA WLCSP package is among the smallest available, ideal for compact electronics.
- Fast Charging: Delivers up to 3A to minimize charging time for single-cell batteries.
- Comprehensive Protection: Over Current, Over Temperature, and Over-Under Voltage features ensure maximum safety.
- Advanced Control: I2C interface allows for fine-tuned charging profiles and system diagnostics.
Ultra-Thin Smartphones
The RT9470WSC's WLCSP package is extremely compact, making it perfect for ultra-thin smartphone designs where board space is at a premium, while still delivering a high 3A charge current.
High-Capacity Power Banks
For charging high-capacity single-cell batteries in power banks, this charger's 3A capability and I2C interface allow for efficient and controllable charging cycles.
Portable Gaming Consoles
Handheld gaming devices require fast charging and robust protection. The RT9470WSC provides both, with Over-Under Voltage protection ensuring the battery is charged safely within its limits.
Wearable Devices with Fast Charge
Advanced wearables with larger batteries can leverage the RT9470WSC's high current capability in a very small footprint, enabling quick top-ups for users on the go.
Compact IoT Modules
IoT devices with single-cell Li-Po batteries benefit from the integrated protections and I2C control, allowing for sophisticated power management in a tiny form factor.
- Q: What battery chemistry does the RT9470WSC support?
- A: It is designed for Lithium Ion/Polymer batteries.
- Q: How many cells can it charge?
- A: It supports a single-cell (1) configuration.
- Q: What is the maximum charge current?
- A: The maximum charge current is 3A.
- Q: What is the battery voltage?
- A: The battery voltage is 4.7V.
- Q: What fault protections are included?
- A: It includes Over Current, Over Temperature, and Over-Under Voltage protection.
- Q: What is the package type?
- A: It is available in a 30-UFBGA, WLCSP package.
RT9470WSC.pdf
- Q: What battery chemistry does the RT9470WSC support?
- A: It is designed for Lithium Ion/Polymer batteries.
- Q: How many cells can it charge?
- A: It supports a single-cell (1) configuration.
- Q: What is the maximum charge current?
- A: The maximum charge current is 3A.
- Q: What is the battery voltage?
- A: The battery voltage is 4.7V.
- Q: What fault protections are included?
- A: It includes Over Current, Over Temperature, and Over-Under Voltage protection.
- Q: What is the package type?
- A: It is available in a 30-UFBGA, WLCSP package.
