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LM3647IM is listed in the Battery Chargers range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC BAT CHG MULTCHEM 1-4CL 20SOIC. Review the specifications below when checking this part for your BOM.
Battery Chargers specifications for LM3647IM
- Description：IC BAT CHG MULTCHEM 1-4CL 20SOIC
- Series：-
- Mfr：Texas Instruments
- Package：Tube
- Battery Chemistry：Multi-Chemistry
- Voltage - Supply (Max)：5.5V
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：20-SOIC (0.295", 7.50mm Width)
- Supplier Device Package：20-SOIC
- Number of Cells：1 ~ 4
- Current - Charging：Constant, Pulsed
- Programmable Features：-
- Fault Protection：-
- Charge Current - Max：-
- Battery Pack Voltage：-
- Interface：-
- Grade：-
- Qualification：-
Battery Chargers datasheet and documents for LM3647IM
Battery Chargers Overview
The LM3647IM is a universal battery charger controller manufactured by Texas Instruments, housed in a 20-pin SOIC package. It supports charging for Lithium-Ion (Li-Ion), Nickel-Metal Hydride (Ni-MH), and Nickel-Cadmium (Ni-Cd) batteries. The device accommodates battery packs with 1 to 4 cells and operates with a maximum supply voltage of 5.5V. Charging profiles include constant current and pulsed modes, providing flexibility for various chemistries.
Battery Chargers Feature Summary
- Supports multiple battery chemistries including Li-Ion, Ni-MH, and Ni-Cd
- Capable of managing battery packs ranging from 1 to 4 cells
- Offers flexible charging options with constant and pulsed current modes
Battery Chargers Applications
- Charging Lithium-Ion battery packs
- Charging Nickel-Metal Hydride battery packs
- Charging Nickel-Cadmium battery packs
Battery Chargers Procurement Notes
Verify the specific datasheet revision and ordering suffix when sourcing the LM3647IM. Confirm that the component matches the required 20-SOIC package dimensions and electrical specifications for your design. Ensure compatibility with your system's voltage limits and battery chemistry requirements before finalizing procurement.
Battery Chargers Selection Notes
Select the LM3647IM when designing systems requiring a single controller for diverse battery types such as Li-Ion, Ni-MH, or Ni-Cd. Its support for up to four cells makes it suitable for portable devices. Consider its 5.5V supply limit and SOIC packaging constraints during PCB layout and thermal management planning.
Battery Chargers Part Context
Texas Instruments produces the LM3647 series as universal battery chargers. The 'IM' suffix typically denotes the industrial temperature range and the 20-SOIC package type within this product line. This component is part of TI's broader portfolio of power management solutions designed for portable electronics.
Battery Chargers Replacement Considerations
Consult official Texas Instruments documentation for verified cross-reference part numbers. Do not assume functional equivalence with other battery controllers without verifying pinout, voltage ratings, and supported chemistries against the original specification sheet.
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