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SCY99131BDR2G
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Product Detailed Parameters
- Description：IC REG LINEAR
- Series：-
- Mfr：onsemi
- Package：Bulk
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- Voltage - Supply (Vcc/Vdd)：-
- Frequency - Switching：-
- Duty Cycle (Max)：-
- Synchronous Rectifier：-
- Clock Sync：-
- Serial Interfaces：-
- Control Features：-
- Operating Temperature：-
- Mounting Type：-
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Overview
The SCY99131BDR2G is a high-performance, single-phase synchronous buck controller from onsemi. It integrates a wide input voltage range and supports output voltages down to 0.6V. The device features adaptive on-time control for fast transient response and includes comprehensive protection mechanisms such as over-current, over-voltage, and thermal shutdown. Designed for efficiency in compact power solutions, it operates with a fixed switching frequency and offers flexible configuration options via external components.
Feature Summary
- Integrates adaptive on-time control architecture for rapid load transient response
- Supports wide input voltage ranges suitable for various industrial and consumer applications
- Includes built-in protection features like over-current, over-voltage, and thermal shutdown
- Enables low output voltage regulation with integrated error amplifier
Applications
- Industrial point-of-load (POL) converters
- Consumer electronics power management
- Telecommunications equipment
- Computing and data center power supplies
Procurement Notes
Verify the exact ordering part number against the manufacturer's current catalog to ensure compatibility with specific tape-and-reel quantities and package variants. Confirm that the BDR2G suffix corresponds to the required packaging and temperature grade for your production line. Cross-reference with official distributor listings to validate authenticity and avoid counterfeit components.
Selection Notes
Select this controller when a compact, single-phase solution is required for moderate current loads. Evaluate the need for adaptive on-time control versus fixed-frequency PWM based on EMI constraints. Ensure the external inductor and capacitor values align with the desired switching frequency and ripple specifications. Consider the operating temperature range and thermal dissipation requirements of the application environment.
Part Context
This component belongs to onsemi's portfolio of advanced power management integrated circuits. It is designed to complement other system basis chips and drivers within complex power architectures. The series focuses on delivering high efficiency and reliability in space-constrained designs, often used alongside gate drivers or additional monitoring ICs in multi-rail systems.
Replacement Considerations
Check for direct pin-to-pin replacements within the same family, such as other SCY99xx variants, ensuring functional equivalence in control loop stability and protection thresholds. Verify if newer revisions offer improved efficiency or extended temperature ranges without requiring layout changes.
