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LTC4121IUD#TRPBF is listed in the Battery Chargers range at ChipApex. The manufacturer field lists Analog Devices Inc.. Its product description is IC BATT CHG MULTI-CHEM 16QFN. Review the specifications below when checking this part for your BOM.
Battery Chargers specifications for LTC4121IUD#TRPBF
- Description：IC BATT CHG MULTI-CHEM 16QFN
- Series：-
- Mfr：Analog Devices Inc.
- Package：Tape & Reel (TR)
- Battery Chemistry：Multi-Chemistry
- Voltage - Supply (Max)：40V
- Operating Temperature：-40°C ~ 125°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：16-WFQFN Exposed Pad
- Supplier Device Package：16-QFN (3x3)
- Number of Cells：-
- Current - Charging：Constant - Programmable
- Programmable Features：-
- Fault Protection：-
- Charge Current - Max：400mA
- Battery Pack Voltage：18V (Max)
- Interface：-
- Grade：-
- Qualification：-
Battery Chargers datasheet and documents for LTC4121IUD#TRPBF
Battery Chargers Overview
The LTC4121IUD#TRPBF is a multi-chemistry synchronous step-down battery charger from Analog Devices Inc., housed in a 16-lead QFN (3mm x 3mm) package. It supports input voltages up to 40V and delivers a constant charge current of 400mA. The device integrates a PowerPath controller for seamless power management, allowing system operation during charging or backup conditions. Key electrical parameters include an adjustable switching frequency and precise voltage regulation capabilities suitable for various battery chemistries.
Battery Chargers Feature Summary
- Integrates a synchronous buck converter with a dedicated PowerPath controller for intelligent power distribution.
- Supports multiple battery chemistries including lithium-ion, lithium-polymer, nickel-cadmium, and nickel-metal hydride.
- Provides automatic charge termination based on delta temperature, delta voltage, or timer thresholds.
Battery Chargers Applications
- Portable medical devices requiring reliable battery charging and system power management.
- Industrial handheld equipment operating in environments with fluctuating power availability.
- Consumer electronics utilizing multi-chemistry battery packs.
Battery Chargers Procurement Notes
Verify the specific suffix and package type against official Analog Devices documentation to ensure compatibility with your design requirements. Confirm that the component meets all relevant safety and regulatory standards for your target application before integration.
Battery Chargers Selection Notes
Select this component when a single IC solution is needed for both high-voltage step-down conversion and battery charging management. Consider its wide input voltage range and integrated thermal regulation features for robust performance in space-constrained designs.
Battery Chargers Part Context
This part belongs to the LTC4121 family of battery chargers designed for applications demanding high efficiency and compact size. It combines power path control with battery charging functions, simplifying the bill of materials by reducing the number of discrete components required for power management systems.
Battery Chargers Replacement Considerations
Public confirmed substitute part numbers are not available in the provided source material.
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