LTC4162EUFD-FADM#PBF Analog Devices Integrated Circuit (Quad Flat No-Lead) In Stock
LTC4162EUFD-FADM#PBF is a multi-cell LiFePO4 step-down battery charger from Analog Devices in a 28-pin QFN package, supporting up to 35 V input, 3.2 A charge current, PowerPath management, and I2C telemetry. Ideal for industrial, medical, and portable power systems requiring intelligent battery management.
- Manufacturer
- Analog Devices
- Package
- Quad Flat No-Lead
- Pin Count
- 28
- Lifecycle
- ACTIVE
- Datasheet
- LTC4162EUFD-FADM#PBF Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $3.4600(MOQ 1)
- Temp Range
- ?°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Step-down (buck) architecture supporting up to 35 V input for multi-cell LiFePO4 charging
- Up to 3.2 A programmable charge current with tight ±2.5% regulation accuracy
- Integrated PowerPath control for seamless transition between battery and system power
- I2C telemetry interface for real-time monitoring of charge current, voltage, and temperature
- Adjustable charge voltage and current thresholds via I2C registers
- 28-pin QFN package for compact power management PCB integration
Applications
The LTC4162EUFD-FADM#PBF is designed for portable and stationary power systems requiring precise multi-cell LiFePO4 battery management, including industrial handheld instruments, medical monitoring devices, and backup power supplies. Its PowerPath feature ensures the system load is powered continuously whether the charger input is present or not, making it suitable for always-on applications. The I2C telemetry interface enables host processors to dynamically adjust charge parameters and log battery health data for predictive maintenance systems.
Specifications
| Pbfree Code | No |
| Manufacturer Package Code | 05-08-1866 |
| Date Of Intro | 2018-05-30 |
| YTEOL | 10 |
| Adjustable Threshold | YES |
| Analog IC - Other Type | LINEAR BATTERY CHARGER |
| JESD-30 Code | R-PQCC-N28 |
| JESD-609 Code | e3 |
| Number of Channels | 1 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 |
| Supply Voltage-Max (Vsup) | 35V |
| Supply Voltage-Min (Vsup) | 4.5V |
| Supply Voltage-Nom (Vsup) | 18V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | OTHER |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| Package | Quad Flat No-Lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What input voltage range and maximum charge current does the LTC4162EUFD-FADM#PBF support?
The LTC4162EUFD-FADM#PBF accepts an input voltage up to 35 V and delivers a programmable charge current of up to 3.2 A, with a tight ±2.5% current regulation accuracy suitable for precision multi-cell LiFePO4 battery charging applications.
How does the PowerPath feature of the LTC4162EUFD-FADM#PBF benefit system power continuity?
The integrated PowerPath controller in the LTC4162EUFD-FADM#PBF allows the system load to draw power simultaneously from the charger input and the battery, ensuring uninterrupted 3.2 A maximum output even during input voltage fluctuations or when the charger transitions between present and absent states.
What telemetry data can a microcontroller read from the LTC4162EUFD-FADM#PBF over I2C?
Via its I2C interface, the LTC4162EUFD-FADM#PBF exposes real-time telemetry including charge current accurate to ±2.5%, input and battery voltages, die temperature, and charge state registers, enabling host firmware to implement adaptive charging algorithms and battery health logging in industrial and medical applications.
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About Analog Devices
Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits used in virtually all types of electronic equipment.
More from Analog Devices
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $8.6400 | $8.64 |
| 10+ | $5.8150 | $58.15 |
| 19+ | $4.5900 | $87.21 |
| 1000+ | $3.4600 | $3460.00 |
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