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L6728ATR is listed in the DC DC Switching Controllers range at ChipApex. The manufacturer field lists STMicroelectronics. Its product description is IC REG CTRLR BUCK 10-VFQFPN. Review the specifications below when checking this part for your BOM.
DC DC Switching Controllers specifications for L6728ATR
- Description：IC REG CTRLR BUCK 10-VFQFPN
- Series：-
- Mfr：STMicroelectronics
- Package：Tape & Reel (TR),Tape & Reel (TR)
- Output Type：Transistor Driver
- Function：Step-Down
- Output Configuration：Positive
- Topology：Buck
- Number of Outputs：1
- Output Phases：1
- Voltage - Supply (Vcc/Vdd)：5V ~ 12V
- Frequency - Switching：600kHz
- Duty Cycle (Max)：67%
- Synchronous Rectifier：Yes
- Clock Sync：No
- Serial Interfaces：-
- Control Features：Enable, Phase Control, Power Good
- Operating Temperature：-40°C ~ 125°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：10-VFDFN Exposed Pad
- Supplier Device Package：10-DFN (3x3)
- Grade：-
- Qualification：-
DC DC Switching Controllers datasheet and documents for L6728ATR
DC DC Switching Controllers Overview
The L6728ATR is a single-output synchronous buck switching controller manufactured by STMicroelectronics. It operates at a fixed switching frequency of 600 kHz and supports an input voltage range of 5 V to 12 V. The device features a maximum duty cycle of 67% and includes control characteristics such as enable, phase control, and power good signals. It is housed in a 10-DFN (3x3 mm) package with a bare pad for thermal dissipation.
DC DC Switching Controllers Feature Summary
- Synchronous rectification capability for improved efficiency
- Integrated power good signal for system monitoring
- Phase control feature for multi-phase expansion
DC DC Switching Controllers Applications
- Point-of-load DC/DC conversion
- Industrial equipment power supplies
- Telecommunications infrastructure
DC DC Switching Controllers Procurement Notes
Verify component authenticity through authorized channels due to end-of-life status. Confirm package marking and date codes against official datasheets. Check for RoHS compliance documentation. Ensure storage conditions meet moisture sensitivity level requirements before reflow soldering.
DC DC Switching Controllers Selection Notes
Select this controller for designs requiring a compact footprint and high-frequency operation within the 5V to 12V input range. Consider the 10-DFN package constraints for thermal management. Evaluate external component selection for the 600 kHz switching frequency to optimize inductor size and efficiency.
DC DC Switching Controllers Part Context
This component belongs to the L6728 series of single-phase PWM controllers. It is designed for applications needing efficient step-down voltage regulation. The ATR suffix indicates tape and reel packaging for automated assembly processes.
DC DC Switching Controllers Replacement Considerations
The part is listed as obsolete. Verify if alternative packages or updated revisions from the same manufacturer are available. Cross-reference pinouts and electrical specifications carefully when considering substitutes.
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