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Product Detailed Parameters
- Description：IC REG CTRLR BUCK 10LFCSP
- Series：-
- Mfr：Analog Devices Inc.
- Package：Tape & Reel (TR),Cut Tape (CT),Bulk
- Output Type：Transistor Driver
- Function：Step-Down
- Output Configuration：Positive
- Topology：Buck
- Number of Outputs：1
- Output Phases：1
- Voltage - Supply (Vcc/Vdd)：2.95V ~ 20V
- Frequency - Switching：300kHz
- Duty Cycle (Max)：84%
- Synchronous Rectifier：Yes
- Clock Sync：No
- Serial Interfaces：-
- Control Features：Enable
- Operating Temperature：-40°C ~ 125°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：10-VFDFN Exposed Pad, CSP
- Supplier Device Package：10-LFCSP-WD (3x3)
- Grade：-
- Qualification：-
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Overview
The ADP1870ACPZ-0.3-R7 is a synchronous step-down switching controller manufactured by Analog Devices Inc. It operates in Buck topology with one output channel, supporting switch frequencies of 300 kHz, 600 kHz, and 1 MHz. The device delivers up to 25 A output current at a minimum voltage of 600 mV. It functions within an input range of 2.95 V to 20 V and withstands operating temperatures from -40°C to +125°C. Packaged in LFCSP-10 SMD/SMT format, it includes shutdown functionality.
Feature Summary
- Supports selectable switching frequencies of 300 kHz, 600 kHz, and 1 MHz for optimized efficiency across various load conditions.
- Integrates light load efficiency enhancement features to maintain performance during low-power operation.
- Features synchronous rectification architecture to improve power conversion efficiency.
Applications
- Portable electronics requiring efficient power management
- Industrial equipment utilizing DC-DC conversion
- Embedded systems needing stable low-voltage regulation
Procurement Notes
Verify component authenticity through authorized channels due to limited supply status. Confirm package integrity upon receipt as the part is moisture sensitive. Ensure proper handling procedures are followed to prevent damage. Cross-reference datasheet specifications against design requirements before integration. Check for recent product change notifications regarding manufacturing updates.
Selection Notes
Choose this controller when high current delivery up to 25 A is required alongside flexible frequency options. Consider the wide input voltage range suitable for varying source conditions. Evaluate thermal management needs given the operational temperature limits. Compare against alternative regulators based on footprint constraints and efficiency targets under specific load profiles.
Part Context
This component belongs to the ADP1870 series of power management integrated circuits designed for high-performance applications. It complements other Analog Devices solutions by providing robust control capabilities within a compact form factor. The series focuses on delivering reliable power conversion for demanding electronic environments.
Replacement Considerations
Consult official documentation for direct substitutes. Verify pin compatibility and electrical parameters before substitution. Ensure thermal characteristics match the original design requirements.
