LTC4162IUFD-FSTM#PBF Analog Devices Integrated Circuit (Quad Flat No-Lead) In Stock
Analog Devices LTC4162IUFD-FSTM#PBF is a multi-cell LiFePO4 step-down battery charger IC supporting up to 35 V input and 3.2 A charge current. It integrates an adjustable threshold and single-channel linear charging in a compact 28-pin QFN package. Available worldwide with fast shipping.
- Manufacturer
- Analog Devices
- Package
- Quad Flat No-Lead
- Pin Count
- 28
- Lifecycle
- ACTIVE
- Datasheet
- LTC4162IUFD-FSTM#PBF Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $3.8600(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LTC4162IUFD-FSTM#PBF?
- Multi-cell LiFePO4 chemistry support with step-down topology enabling efficient charging up to 3.2 A
- Wide input voltage range up to 35 V accommodating solar panels and high-voltage adapters
- Adjustable charge threshold for flexible cell stack configuration and end-of-charge voltage tuning
- 28-pin QFN package with exposed pad for low-profile, thermally efficient PCB integration
What is LTC4162IUFD-FSTM#PBF used for?
The LTC4162IUFD-FSTM#PBF is ideal for multi-cell LiFePO4 battery packs used in portable medical instruments, industrial data loggers, and off-grid energy storage systems. Its high input voltage tolerance up to 35 V allows direct charging from solar panels or automotive power rails. The adjustable threshold feature gives engineers precise control over charge termination, protecting battery packs in demanding field environments.
What are the specifications of LTC4162IUFD-FSTM#PBF?
| 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 | AUTOMOTIVE |
| 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 |
Where can I find the LTC4162IUFD-FSTM#PBF datasheet?
LTC4162IUFD-FSTM#PBF Datasheet DownloadOfficial datasheet from Analog Devices
What are equivalent replacements for LTC4162IUFD-FSTM#PBF?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the maximum input voltage and charge current for the LTC4162IUFD-FSTM#PBF?
The LTC4162IUFD-FSTM#PBF accepts input voltages up to 35 V and delivers a maximum charge current of 3.2 A. This combination supports multi-cell LiFePO4 stacks charged from solar panels, 24 V industrial adapters, or automotive power buses while maintaining controlled current to protect cell chemistry.
Which battery chemistry is the LTC4162IUFD-FSTM#PBF optimized for, and how does that influence the design?
The LTC4162IUFD-FSTM#PBF is specifically optimized for LiFePO4 (lithium iron phosphate) multi-cell battery packs. LiFePO4 cells have a nominal voltage of about 3.2 V per cell and a flat discharge curve, so the IC's adjustable charge threshold allows precise per-stack voltage targeting across 1 to several series cells.
What package does the LTC4162IUFD-FSTM#PBF use, and how does it handle heat dissipation?
The LTC4162IUFD-FSTM#PBF is housed in a 28-pin QFN (Quad Flat No-Lead) package with an exposed thermal pad. The exposed pad conducts heat directly to the PCB copper plane, enabling efficient thermal management at the 3.2 A maximum charge current without requiring an external heatsink in typical designs.
In which real-world systems is the LTC4162IUFD-FSTM#PBF most often deployed?
This charger IC is commonly deployed in solar-powered IoT nodes, portable medical monitors, industrial field instruments, and battery backup modules where LiFePO4 cells are preferred for their safety and long cycle life exceeding 2000 cycles. Its 35 V input range also suits 24 V nominal panel or bus systems.
How does the adjustable threshold feature on the LTC4162IUFD-FSTM#PBF benefit battery management system designs?
The adjustable charge threshold lets designers set the end-of-charge voltage via external resistors, allowing the same IC to handle different LiFePO4 cell stack configurations from 1 cell at 3.65 V to multi-cell packs at higher voltages. This flexibility reduces component variants and simplifies BOM management across multiple product SKUs.
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Why Buy from FindMyChip
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.
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