Analog Devices Inc. LTC4156EUFD#PBF
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $9.26 | $9.26 |
| 15+ | $8.97 | $134.55 |
| 25+ | $8.78 | $219.50 |
| 50+ | $8.29 | $414.50 |
| 100+ | $7.31 | $731.00 |
| N+ | $1.46 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Analog Devices Inc. |
| Product Series | PowerPath™ |
| Packaging | Tube | |
| Battery Chemistry | Lithium Iron Phosphate |
| Number of Cells | 1 |
| Current - Charging | Constant - Programmable |
| Programmable Features | - |
| Fault Protection | Over Voltage |
| Charge Current - Max | 3.7A |
| Battery Pack Voltage | 3.8V |
| Voltage - Supply (Max) | 5.5V |
| Interface | I2C, USB |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 28-WFQFN Exposed Pad |
| Supplier Device Package | 28-QFN (4x5) |
| ROHS |
The LTC4156EUFD is a high-current battery charger IC from Analog Devices specifically for single-cell Lithium Iron Phosphate (LiFePO4) batteries. It delivers a charge current up to 3.7A at a 3.8V battery voltage. Featuring an I2C interface for digital control and integrated Over Voltage protection, this charger is housed in a 28-WFQFN package. It is designed for demanding applications requiring fast charging and wide temperature operation.
- High-Speed Charging: Delivers up to 3.7A, minimizing charge time for LiFePO4 cells.
- Chemistry-Specific Design: Optimized for the 3.8V charge voltage of Lithium Iron Phosphate batteries.
- Digital Monitoring: I2C interface allows for precise control and telemetry.
- Extended Temperature Range: Rated for -40°C to 125°C junction temperature, suitable for industrial use.
High-Capacity LiFePO4 Power Tools
Charge single-cell Lithium Iron Phosphate batteries in professional power tools at up to 3.7A, enabling rapid turnaround.
Solar-Powered Storage Systems
Ideal for charging LiFePO4 cells in small-scale solar energy storage units, with I2C for system monitoring.
Portable Jump Starters
Provides a high-current charge path for LiFePO4 packs used in automotive jump starters, ensuring quick readiness.
Industrial Sensor Nodes
Operates over a -40°C to 125°C junction temperature range, making it suitable for remote industrial sensors with LiFePO4 power.
Electric Bicycle Batteries
Supports fast charging of single-cell LiFePO4 batteries in e-bike applications, with robust overvoltage protection.
- Q: What battery chemistry does the LTC4156EUFD support?
- A: It is designed for Lithium Iron Phosphate (LiFePO4) 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 3.7A.
- Q: What is the battery pack voltage?
- A: The battery pack voltage is 3.8V.
- Q: What fault protection is included?
- A: It includes Over Voltage protection.
- Q: What interface does it use?
- A: It uses both I2C and USB interfaces.
- Q: What battery chemistry does the LTC4156EUFD support?
- A: It is designed for Lithium Iron Phosphate (LiFePO4) 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 3.7A.
- Q: What is the battery pack voltage?
- A: The battery pack voltage is 3.8V.
- Q: What fault protection is included?
- A: It includes Over Voltage protection.
- Q: What interface does it use?
- A: It uses both I2C and USB interfaces.

LTC4156EUFD#PBF.pdf