LTC4162EUFD-SST#PBF Analog Devices Integrated Circuit (Quad Flat No-Lead) In Stock
The LTC4162EUFD-SST#PBF is a multi-cell lithium-ion step-down battery charger IC from Analog Devices supporting up to 35 V input and 3.2 A charge current with PowerPath control and I2C telemetry. It integrates advanced battery health monitoring in a 28-pin QFN package. Available worldwide for portable industrial, medical, and multi-cell battery pack applications.
- Manufacturer
- Analog Devices
- Package
- Quad Flat No-Lead
- Pin Count
- 28
- Lifecycle
- ACTIVE
- Datasheet
- LTC4162EUFD-SST#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
- Multi-cell Li-Ion step-down charger supporting up to 35 V input voltage and 3.2 A maximum charge current
- PowerPath control seamlessly switches between wall power and battery to ensure uninterrupted system operation
- I2C telemetry interface provides real-time monitoring of charge current, voltage, temperature, and battery health parameters
- Integrated MPPT (Maximum Power Point Tracking) enables efficient solar panel or alternative energy source charging
- Compact 28-pin QFN package with thermally efficient exposed pad for high power density charger designs
Applications
The LTC4162EUFD-SST#PBF is designed for multi-cell lithium-ion battery pack chargers in portable industrial instruments, handheld medical devices, and ruggedized field equipment requiring reliable charging from 9 V to 35 V power adapters or solar inputs. Its PowerPath architecture makes it ideal for always-on systems such as IoT gateways and data loggers that must remain operational while simultaneously charging the battery. I2C telemetry support enables host microcontrollers to implement smart charging algorithms, battery state-of-health monitoring, and adaptive power management in advanced energy storage systems.
Specifications
| Pbfree Code | No |
| Manufacturer Package Code | 05-08-1866 |
| Date Of Intro | 2018-05-30 |
| YTEOL | 10 |
| Adjustable Threshold | NO |
| 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 |
| ## LTC4162EUFD-SST#PBF Alternates Showing results | Image |
| 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
Compatible alternatives and drop-in replacements for LTC4162EUFD-SST#PBF:
suggested
suggested
Frequently Asked Questions
What is the maximum input voltage and charge current supported by the LTC4162EUFD-SST#PBF?
The LTC4162EUFD-SST#PBF supports a maximum input voltage of 35 V and delivers up to 3.2 A charge current to multi-cell lithium-ion battery packs. This wide input range accommodates 12 V, 24 V, and solar panel sources, making it versatile for industrial portable equipment and renewable energy battery charging applications.
How does the PowerPath feature in LTC4162EUFD-SST#PBF benefit systems that must remain operational during charging?
PowerPath control in the LTC4162EUFD-SST#PBF automatically prioritizes wall adapter power to run the system load while simultaneously charging the battery, ensuring zero interruption when power sources switch. This is critical in medical devices and IoT gateways that cannot tolerate downtime, providing seamless 3.2 A charging alongside continuous system operation from the 35 V input.
Which battery chemistries and cell configurations are supported by the LTC4162EUFD-SST#PBF charger?
The LTC4162EUFD-SST#PBF supports multi-cell lithium-ion and lithium-polymer battery configurations, with programmable charge voltage and termination thresholds via I2C registers. It can charge series cell stacks with total battery voltages configurable to match 2S, 3S, or 4S packs, covering final charge voltages from approximately 8.4 V to 16.8 V depending on cell count.
What telemetry data can a host processor access from the LTC4162EUFD-SST#PBF via the I2C interface?
Via the I2C interface, the LTC4162EUFD-SST#PBF reports real-time charge current, battery voltage, input voltage, die temperature, and battery state-of-charge indicators. It also provides fault status registers and MPPT efficiency data, enabling host MCUs to implement adaptive charging algorithms and predictive battery health monitoring in systems with 28-pin QFN-housed power management ICs.
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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.
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| 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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