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Product Detailed Parameters
- Description：IC REG BUCK ADJ 1.2A 8DFN
- Series：-
- Mfr：Analog Devices Inc.
- Package：Tape & Reel (TR),Cut Tape (CT)
- Function：Step-Down
- Output Configuration：Positive
- Topology：Buck
- Output Type：Adjustable
- Number of Outputs：1
- Voltage - Input (Min)：7.5V
- Voltage - Input (Max)：30V
- Voltage - Output (Min/Fixed)：4.8V
- Voltage - Output (Max)：6V
- Current - Output：1.2A
- Frequency - Switching：1.5MHz
- Synchronous Rectifier：No
- Operating Temperature：-40°C ~ 125°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：8-WFDFN Exposed Pad
- Supplier Device Package：8-DFN (2x3)
- Grade：-
- Qualification：-
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Overview
The LT3653IDCB#TRMPBF is a high-voltage input switching regulator manufactured by Analog Devices Inc. It operates with an input voltage range of 7.5 V to 30 V and provides a maximum output current of 1.2 A. The device utilizes current-mode control and pulse width modulation techniques. It is housed in an 8-lead HVSON package and is designed for battery charger applications, featuring integrated output current limiting.
Feature Summary
- Integrates high-voltage input regulation suitable for single-cell lithium-ion battery charging from USB or high-voltage sources
- Employs current-mode control with pulse width modulation for stable operation
- Includes programmable output current limit to manage system power dissipation
Applications
- Single-cell lithium-ion battery charging from USB inputs
- Battery charging from high-voltage DC sources
- Dual-input charging and PowerPath control systems
Procurement Notes
Verify the specific suffix #TRMPBF against the manufacturer's official documentation to confirm tape-and-reel packaging and temperature grade. Ensure the component matches the required input voltage range of 7.5 V to 30 V for your design. Cross-reference the 8-lead HVSON package dimensions with your PCB footprint requirements before procurement.
Selection Notes
Select this component when a compact solution for high-voltage input battery charging is required. It is appropriate for designs needing integrated PowerPath functionality and precise current limiting. Consider the 1.2 A output capability and the 7.5 V minimum input voltage when evaluating compatibility with source supplies.
Part Context
This part belongs to the LT3653 series of switching regulators from Analog Devices. It is categorized under power management ICs specifically designed for battery charge controllers. The device integrates the necessary control logic and power switches for efficient DC-to-DC conversion in portable electronic devices.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided reference data. Consult Analog Devices technical support for qualified alternatives if this specific package or suffix is unavailable.
