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S-8520B34MC-ARTT2U
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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 ~ 16V
- Frequency - Switching：180kHz
- 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-8520B34MC-ARTT2U is a positive output step-down DC-DC switching controller IC manufactured by ABLIC Inc. It operates within a supply voltage range of 2.5V to 16V and features a fixed switching frequency of 180kHz. The device supports a maximum duty cycle of 100% and includes an enable control feature. It is housed in a compact SOT-23-5 package and is designed for operation across a temperature range of -40°C to +85°C.
Feature Summary
- Integrated buck regulator controller with 100% maximum duty cycle capability
- Fixed 180kHz switching frequency for efficient power management
- Compact SOT-23-5 surface mount package design
Applications
- Portable electronic devices requiring step-down voltage regulation
- Battery-powered systems utilizing positive output configurations
- General purpose DC-DC conversion in consumer electronics
Procurement Notes
Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and specific packaging requirements prior to ordering. Ensure the part number matches exact suffix specifications to guarantee correct electrical characteristics and package type.
Selection Notes
Select this component when a fixed 180kHz buck controller is required with a wide input voltage range up to 16V. The SOT-23-5 package suits space-constrained designs. Verify that the external inductor and capacitor values align with the internal switching frequency for optimal performance.
Part Context
This part belongs to the S-8520 series of switching controllers from ABLIC. The series offers various output voltage options and packaging styles. The S-8520B34MC-ARTT2U specifically denotes a buck topology variant within this family, targeting cost-effective power management solutions.
Replacement Considerations
Check for compatible buck controllers with similar 180kHz frequency and 16V max input. Verify pin compatibility for SOT-23-5 packages. Ensure equivalent thermal performance and duty cycle limits before substitution.
