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S-8521E35MC-BLUT2U
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Product Detailed Parameters
- Description：IC REG CTRLR BUCK SOT23-5
- 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)：2.5V ~ 10V
- Frequency - Switching：300kHz
- Duty Cycle (Max)：100%
- Synchronous Rectifier：No
- Clock Sync：No
- Serial Interfaces：-
- Control Features：Enable
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：SC-74A, SOT-753
- Supplier Device Package：SOT-23-5
- Grade：-
- Qualification：-
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Overview
The S-8521E35MC-BLUT2U is a step-down DC-DC switching controller manufactured by ABLIC Inc. It operates with a fixed switching frequency of 300kHz and supports an input voltage range from 2.5V to 10V. The device provides a positive output configuration with a maximum duty cycle of 100%. It is housed in a compact SOT-23-5 package, designed for space-saving applications within the PMIC category.
Feature Summary
- Regulates positive output voltage in a step-down configuration
- Operates at a fixed 300kHz switching frequency
- Supports up to 100% duty cycle operation
Applications
- Powering various electronic devices requiring step-down regulation
- Space-saving designs utilizing compact SOT-23-5 packaging
- Battery-powered systems operating within the specified voltage range
Procurement Notes
Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status via official documentation. Check current lifecycle status as obsolescence information may vary by region. Ensure ordering suffixes match exact specifications required for your design implementation.
Selection Notes
Select this controller when a fixed 300kHz frequency is required for EMI management. The 2.5V to 10V input range suits single-cell lithium battery applications. The SOT-23-5 package is ideal for PCBs with limited surface area. Verify that the positive output configuration aligns with system ground references.
Part Context
This component belongs to the S-8521 series of power management ICs from ABLIC. The series focuses on efficient step-down conversion solutions. The specific model integrates control logic optimized for low-cost, high-volume consumer electronics. It complements other ABLIC regulators in mixed-signal power architectures.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided source data. Consult ABLIC technical support for cross-reference recommendations based on specific electrical requirements and pin compatibility.
