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Product Detailed Parameters
- Description:IC REG BUCK BOOST 12V 8SOIC
- Series:ADP1073
- Mfr:Analog Devices Inc.
- Package:Bulk
- Function:Step-Up/Step-Down
- Output Configuration:Positive
- Topology:Buck-Boost
- Output Type:Fixed
- Number of Outputs:1
- Voltage - Input (Min):1V
- Voltage - Input (Max):30V
- Voltage - Output (Min/Fixed):12V
- Voltage - Output (Max):-
- Current - Output:-
- Frequency - Switching:19kHz
- Synchronous Rectifier:No
- Operating Temperature:-
- Mounting Type:Surface Mount
- Package / Case:8-SOIC (0.154", 3.90mm Width)
- Supplier Device Package:8-SOIC
- Grade:-
- Qualification:-
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Overview
The ADP1073AR-12 is a micropower DC-DC converter manufactured by Analog Devices Inc. It operates from an input supply voltage ranging from 1.0 V to 30 V, supporting single-cell battery applications. The device provides a fixed 12 V output with a maximum output current of 1 A. It features an internal 1 A power switch and supports both step-up (boost) and step-down (buck) topologies. The component draws a typical ground current of 95 uA and switches at a frequency of 19 kHz. It is housed in an 8-lead SOIC package and includes user-adjustable current limit protection.
Feature Summary
- Operates in step-up or step-down modes with minimal external components
- Includes an internal 1 A power switch for compact design
- Features on-chip user-adjustable current limit protection
- Supports low input voltages starting from 1.0 V
Applications
- Single-cell to 5 V converters
- Laptop and palmtop computers
- Cellular telephones
- Portable instruments
- Battery backup supplies
Procurement Notes
Verify the specific suffix 'AR' against official Analog Devices documentation to confirm the exact temperature range and package variant. Ensure compatibility with the required operating environment. Confirm RoHS compliance status through the manufacturer's latest datasheet. Validate that the fixed 12 V output meets system requirements before procurement.
Selection Notes
Select this component when a micropower solution is needed for single-cell battery systems requiring 12 V output. It is suitable for space-constrained designs due to the few external components required. Consider the 1 A output capability and internal switch rating for load requirements. Verify that the 19 kHz switching frequency aligns with EMI constraints.
Part Context
The ADP1073 series belongs to Analog Devices' family of micropower switching regulators designed for portable electronics. These devices integrate high-efficiency power switches and control circuitry into small packages. The series offers both adjustable and fixed voltage versions to simplify power supply design for various consumer and industrial applications.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided source material.
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