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Product Detailed Parameters
- Description：POWER SOURCE SELECTOR
- Series：-
- Mfr：Analog Devices Inc./Maxim Integrated
- Package：Bulk
- Function：Multi-Function Controller
- Battery Chemistry：Lithium Ion
- Number of Cells：3
- Fault Protection：-
- Interface：-
- Operating Temperature：-40°C ~ 85°C (TA)
- Grade：-
- Qualification：-
- Mounting Type：Surface Mount
- Package / Case：20-TSSOP (0.173", 4.40mm Width)
- Supplier Device Package：20-TSSOP
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Overview
The MAX1773EUP+ is a highly integrated power management IC designed for dual-battery systems. It serves as the control logic for systems with multiple power sources, directly driving external P-channel MOSFETs to manage power selection and distribution. The device operates within a specified voltage range and supports battery management functions for lithium-ion applications. Packaged in a 20-TSSOP format, it integrates essential control features for scalable electronic designs.
Feature Summary
- Directly drives external P-channel MOSFETs for efficient power switching
- Provides control logic for systems utilizing multiple independent power sources
- Supports dual-battery system architectures with integrated power source selection
Applications
- Dual-battery portable electronic devices
- Systems requiring seamless power source selection between primary and backup batteries
- Lithium-ion battery management circuits
Procurement Notes
Verify the specific suffix 'EUP+' against the manufacturer's current datasheet to confirm pinout compatibility and RoHS status. Ensure the external P-channel MOSFETs selected for your design are compatible with the drive requirements of this IC. Cross-reference the part number with official Analog Devices documentation to avoid counterfeit components.
Selection Notes
Select this component when designing systems that require automatic power source selection between two battery inputs. It is suitable for applications needing a compact solution for managing power distribution without complex external logic. Consider the thermal performance and the specifications of the external MOSFETs required to interface with this controller.
Part Context
The MAX1773 series belongs to Analog Devices' Maxim Integrated portfolio of power management solutions. These ICs are engineered to simplify the design of multi-source power systems by integrating control logic that manages external switches. This family targets applications where power continuity and efficient battery management are critical.
Replacement Considerations
Check for MAX1773AEUP+ variants which may offer adjusted operational parameters. Verify functional equivalence with other Maxim dual-battery controllers if supply constraints exist.
