Analog Devices Inc./Maxim Integrated MAX77301EWA+T
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $5.07 | $5.07 |
| 15+ | $4.91 | $73.65 |
| 25+ | $4.81 | $120.25 |
| 50+ | $4.54 | $227.00 |
| 100+ | $4.01 | $401.00 |
| N+ | $0.80 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Analog Devices Inc./Maxim Integrated |
| Product Series | |
| Packaging | Factory | Cut Tape (CT) |
| Battery Chemistry | Lithium Ion |
| Number of Cells | 1 |
| Current - Charging | Constant |
| Programmable Features | - |
| Fault Protection | Over Voltage |
| Charge Current - Max | 900mA |
| Battery Pack Voltage | 4.2V |
| Voltage - Supply (Max) | 6.6V |
| Interface | I2C, USB |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 25-WFBGA, WLBGA |
| Supplier Device Package | 25-WLP (2.31x2.31) |
| ROHS |  |
The MAX77301EWA+T from Analog Devices/Maxim Integrated is a USB-compatible battery charger IC for single-cell Lithium Ion batteries. It delivers up to 900mA charge current with a 4.2V regulation voltage. Featuring an I2C interface for advanced control and over-voltage protection, this charger is housed in a compact 25-WFBGA package. It operates from -40°C to 85°C, making it suitable for portable consumer electronics.
- USB and I2C interfaces provide flexible charging control and system communication.
- 900mA charge current offers fast yet safe charging for single-cell Li-Ion batteries.
- Over-voltage protection prevents damage from supply transients.
- Ultra-compact 25-WFBGA package saves critical board space in portable designs.
Smartphones and Tablets
The USB interface and 900mA charge current make it suitable for charging single-cell Li-Ion batteries in compact mobile devices, with I2C control for system integration.
Portable Gaming Consoles
With over-voltage protection and I2C programmability, this charger can be tuned for the specific 4.2V battery profile in handheld gaming systems.
Wearable Health Monitors
The small 25-WFBGA package and USB compatibility allow integration into fitness trackers and smartwatches that recharge via a USB cradle.
Digital Cameras
For point-and-shoot cameras with single-cell Li-Ion batteries, the 900mA current provides a balance between charge speed and thermal safety.
Portable Bluetooth Speakers
The I2C interface enables the host microcontroller to monitor charging status, making it ideal for smart speakers with battery management needs.
- Q: What battery chemistry does the MAX77301 support?
- A: It is designed for Lithium Ion batteries.
- Q: How many cells can it charge?
- A: It supports a single cell (1 cell).
- Q: What is the maximum charge current?
- A: The maximum charge current is 900mA.
- Q: What is the battery voltage regulation?
- A: The battery voltage is regulated at 4.2V.
- Q: What interface does it use?
- A: It supports I2C and USB interfaces.
- Q: What fault protection is included?
- A: It includes Over Voltage protection.
MAX77301EWA+T.pdf
- Q: What battery chemistry does the MAX77301 support?
- A: It is designed for Lithium Ion batteries.
- Q: How many cells can it charge?
- A: It supports a single cell (1 cell).
- Q: What is the maximum charge current?
- A: The maximum charge current is 900mA.
- Q: What is the battery voltage regulation?
- A: The battery voltage is regulated at 4.2V.
- Q: What interface does it use?
- A: It supports I2C and USB interfaces.
- Q: What fault protection is included?
- A: It includes Over Voltage protection.
