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UC2573DTR is listed in the DC DC Switching Controllers range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC REG CTRLR BUCK 8SOIC. Review the specifications below when checking this part for your BOM.
DC DC Switching Controllers specifications for UC2573DTR
- Description：IC REG CTRLR BUCK 8SOIC
- Series：-
- Mfr：Texas Instruments
- Package：Tape & Reel (TR),Bulk
- Output Type：Transistor Driver
- Function：Step-Down
- Output Configuration：Positive
- Topology：Buck
- Number of Outputs：1
- Output Phases：1
- Voltage - Supply (Vcc/Vdd)：4.75V ~ 30V
- Frequency - Switching：100kHz
- Duty Cycle (Max)：92%
- Synchronous Rectifier：No
- Clock Sync：No
- Serial Interfaces：-
- Control Features：Current Limit, Ramp
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：8-SOIC (0.154", 3.90mm Width)
- Supplier Device Package：8-SOIC
- Grade：-
- Qualification：-
DC DC Switching Controllers datasheet and documents for UC2573DTR
DC DC Switching Controllers Overview
The UC2573DTR is a Buck Pulse Width Modulator Stepdown Voltage Regulator manufactured by Texas Instruments. It operates within a switching frequency range of 100 kHz to 300 kHz and supports an output voltage range of 1.5 V to 30 V. The device provides an output current capability of 500 mA and functions with a supply voltage between 4.75 V and 30 V. Designed for surface mount installation, it is housed in an SOIC-8 package. The component operates reliably within a temperature range of 0°C to +70°C.
DC DC Switching Controllers Feature Summary
- Implements buck topology for step-down voltage regulation
- Integrates pulse width modulation control circuitry
- Features transistor driver output stage
DC DC Switching Controllers Applications
- General purpose DC-DC step-down power conversion
- Voltage regulation in industrial equipment
- Power supplies for embedded systems
DC DC Switching Controllers Procurement Notes
Verify the specific suffix 'DTR' indicates tape and reel packaging rather than tube packaging when ordering. Confirm the manufacturer is Texas Instruments to ensure authenticity. Check RoHS compliance status as indicated in official documentation. Ensure the SOIC-8 package type matches your PCB footprint requirements before procurement.
DC DC Switching Controllers Selection Notes
Select this component for applications requiring a single-output buck converter with moderate current capacity. Consider the 100 kHz to 300 kHz switching frequency range for filter component sizing. Evaluate the 4.75 V to 30 V supply voltage range against your input power source. The SOIC-8 package suits surface mount assembly processes.
DC DC Switching Controllers Part Context
This part belongs to the UC2573 series of switching controllers from Texas Instruments. It is categorized under PMIC - Power Management ICs. The device serves as a dedicated controller for external MOSFETs in buck converter topologies. It is distinct from complete regulator ICs by requiring external power switches.
DC DC Switching Controllers Replacement Considerations
Public confirmed substitute part numbers are not available in the provided documentation.
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