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NCP1800DM42R2
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Product Detailed Parameters
- Description：IC BATT CHG LI-ION 1CELL 8MICRO
- Series：-
- Mfr：onsemi
- Package：Tape & Reel (TR),Bulk
- Battery Chemistry：Lithium Ion
- Voltage - Supply (Max)：16V
- Operating Temperature：-20°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
- Supplier Device Package：8-MSOP
- Number of Cells：1
- Current - Charging：Constant - Programmable
- Programmable Features：Current
- Fault Protection：Over Voltage
- Charge Current - Max：1A
- Battery Pack Voltage：4.2V
- Interface：-
- Grade：-
- Qualification：-
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Overview
The NCP1800DM42R2 is a single-cell lithium-ion battery charger integrated circuit manufactured by onsemi. It supports a maximum charging current of 1A and operates with a battery pack voltage of 4.2V. The device accepts a supply voltage up to 16V and functions within an operating temperature range of -20°C to 85°C (TA). It utilizes an 8-MSOP surface-mount package. Key electrical characteristics include programmable constant-current charging and overvoltage fault protection.
Feature Summary
- Supports programmable constant-current charging for single-cell lithium-ion batteries
- Includes overvoltage fault protection mechanisms
- Designed for surface-mount installation in compact applications
Applications
- Portable electronic devices requiring single-cell lithium-ion power management
- Battery-powered consumer electronics
- Mobile communication equipment
Procurement Notes
Verify component status as the NCP1800DM42R2 is listed as obsolete or discontinued. Confirm availability through secondary market channels if immediate procurement is required. Ensure compliance with environmental regulations, noting that this specific part may not meet current RoHS standards. Validate package integrity and pin configuration against the 8-MSOP specification before integration into design workflows.
Selection Notes
Select this component for designs requiring a dedicated single-cell Li-ion charger with 1A capability. Consider the 8-MSOP package constraints for PCB layout. Evaluate thermal performance within the specified -20°C to 85°C ambient range. Verify input voltage compatibility up to 16V. Note the obsolete status when planning long-term production runs.
Part Context
This IC belongs to the NCP1800 series of battery chargers from onsemi. It is specifically engineered for managing charge cycles in single-cell lithium-ion systems. The DM42 suffix typically denotes specific packaging or tape-and-reel configurations within the product line. It serves as a power management solution for portable applications needing reliable charging control.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided documentation. Due to the obsolete status, alternative sourcing requires careful evaluation of functional equivalence and package compatibility.
