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S-8533A15AFT-TB-G
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Product Detailed Parameters
- Description：IC REG CTRLR BUCK 8TSSOP
- Series：-
- Mfr：ABLIC Inc.
- Package：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)：2.7V ~ 16V
- Frequency - Switching：300kHz
- Duty Cycle (Max)：100%
- Synchronous Rectifier：Yes
- Clock Sync：No
- Serial Interfaces：-
- Control Features：Enable, Soft Start
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：8-TSSOP (0.173", 4.40mm Width)
- Supplier Device Package：8-TSSOP
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Overview
The S-8533A15AFT-TB-G is a synchronous PWM control switching regulator controller manufactured by ABLIC Inc. Designed for step-down (buck) DC-DC applications, it operates within an input voltage range of 2.7V to 16V. The device features a fixed switching frequency of 300kHz and supports a maximum output current of 0.1A. It is housed in an 8-pin TSSOP package. This component functions as a positive output regulator controller suitable for power management systems requiring efficient voltage conversion.
Feature Summary
- Synchronous PWM control architecture for efficient buck regulation
- Integrated high-accuracy voltage detection circuits
- Wide input voltage operating range supporting diverse power sources
- Fixed 300kHz switching frequency for stable operation
Applications
- Step-down DC-DC converter designs
- Battery-powered portable electronics
- General-purpose power supply support circuits
Procurement Notes
Verify the specific suffix 'TB-G' against official ABLIC documentation to confirm lead-free status and packaging details. Ensure compatibility with 8-TSSOP footprints during PCB layout. Cross-reference datasheet revisions to validate electrical parameters before integration into final hardware designs.
Selection Notes
Select this controller for applications requiring a single-channel buck topology with a 300kHz switching frequency. It is appropriate for systems needing an input voltage up to 16V and an output current capability of 0.1A. Consider the TSSOP-8 package constraints for space-limited designs.
Part Context
This component belongs to the S-8533A series of switching regulators from ABLIC Inc. The series focuses on CMOS-based controllers for power management. The S-8533A15AFT-TB-G specifically addresses synchronous buck conversion needs, distinguishing itself through its fixed frequency operation and wide input voltage tolerance compared to other variants in the family.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided source material. Verify functional equivalence with other ABLIC buck controllers or industry-standard alternatives based on pinout and electrical specifications.
