Linear Technology LTC4085EDE-3#TRPBF
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $10.56 | $10.56 |
| 15+ | $2.43 | $36.45 |
| 25+ | $2.38 | $59.50 |
| 50+ | $2.24 | $112.00 |
| 100+ | $1.98 | $198.00 |
| N+ | $0.40 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Linear Technology |
| Product Series | PowerPath™ |
| Packaging | Bulk | |
| Battery Chemistry | Lithium Ion/Polymer |
| Number of Cells | 1 |
| Current - Charging | Constant - Programmable |
| Programmable Features | - |
| Fault Protection | - |
| Charge Current - Max | 1.5A |
| Battery Pack Voltage | 3.95V |
| Voltage - Supply (Max) | 5.5V |
| Interface | USB |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 14-WFDFN Exposed Pad |
| Supplier Device Package | 14-DFN (4x3) |
| ROHS |
The LTC4085EDE-3 from Linear Technology is a single-cell Lithium Ion/Polymer battery charger featuring a USB interface. It delivers up to 1.5A of charge current to a 3.95V battery. The device is housed in a compact 14-WFDFN package with an exposed pad for thermal management. It operates over a wide temperature range of -40°C to 85°C, making it suitable for portable and USB-powered applications.
- USB Compatibility: Directly charges from USB power sources, simplifying design for portable peripherals.
- High Charge Current: Supports up to 1.5A, enabling faster charging cycles for single-cell batteries.
- Compact Thermal Package: The 14-WFDFN with exposed pad provides excellent heat dissipation in a small footprint.
- Wide Temperature Range: Rated for -40°C to 85°C, suitable for both indoor and outdoor portable devices.
USB-Powered Peripherals
Devices like wireless mice and keyboards can charge their internal 1-cell Li-Polymer battery directly from a USB port, leveraging the integrated USB interface.
Portable Gaming Controllers
Game controllers with rechargeable batteries benefit from the 1.5A charge current, allowing quick top-ups via USB connection.
Smart Home Sensors
Battery-powered IoT sensors can be recharged via USB, with the -40°C to 85°C range supporting outdoor installation.
Wearable Fitness Trackers
The compact 14-WFDFN package and USB charging capability make it suitable for small wearable devices with 3.95V Li-Polymer cells.
Portable Audio Devices
MP3 players and portable DACs can be charged from any USB source, with the 1.5A current enabling reasonable charge times.
- Q: What battery chemistry is supported?
- A: The LTC4085EDE-3 supports Lithium Ion/Polymer batteries.
- Q: How many cells can it charge?
- A: It is designed for a single cell (1 cell).
- Q: What is the maximum charge current?
- A: The maximum charge current is 1.5A.
- Q: What is the battery voltage?
- A: The target battery voltage is 3.95V.
- Q: What interface does it use?
- A: It uses a USB interface for power input.
- Q: What is the operating temperature range?
- A: It operates from -40°C to 85°C (TA).
- Q: What battery chemistry is supported?
- A: The LTC4085EDE-3 supports Lithium Ion/Polymer batteries.
- Q: How many cells can it charge?
- A: It is designed for a single cell (1 cell).
- Q: What is the maximum charge current?
- A: The maximum charge current is 1.5A.
- Q: What is the battery voltage?
- A: The target battery voltage is 3.95V.
- Q: What interface does it use?
- A: It uses a USB interface for power input.
- Q: What is the operating temperature range?
- A: It operates from -40°C to 85°C (TA).

LTC4085EDE-3#TRPBF.pdf