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Product Detailed Parameters
- Description：IC REG BST CHARGE PUMP ADJ 20QFN
- Series：-
- Mfr：Analog Devices Inc.
- Package：Tube
- Function：Step-Up, Step-Up/Step-Down
- Output Configuration：Positive
- Topology：Boost, Charge Pump, Flyback, SEPIC
- Output Type：Adjustable
- Number of Outputs：1
- Voltage - Input (Min)：1V
- Voltage - Input (Max)：60V
- Voltage - Output (Min/Fixed)：1.202V
- Voltage - Output (Max)：70V (Switch)
- Current - Output：2.1A (Switch)
- Frequency - Switching：250kHz ~ 1MHz
- Synchronous Rectifier：Both
- Operating Temperature：-40°C ~ 125°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：20-WFQFN Exposed Pad
- Supplier Device Package：20-QFN (4x4)
- Grade：-
- Qualification：-
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Overview
The LT8495EUF#PBF is a monolithic switching regulator featuring adjustable frequency operation from 250kHz to 1.5MHz. It integrates power-on reset and watchdog timer functions for system reliability. The device supports wide input voltage ranges, typically 6V to 38V, and can generate output voltages between 20V and 60V with an output current capability of 0.08A in SEPIC configurations. In boost applications, it handles inputs from 16V to 32V to produce 48V outputs at 0.5A. The component utilizes charge pump switches operating at 400kHz or standard frequencies up to 1.5MHz.
Feature Summary
- Integrates power-on reset and watchdog timer for enhanced system monitoring
- Supports adjustable switching frequencies ranging from 250kHz to 1.5MHz
- Capable of wide input and output voltage conversion topologies
Applications
- Wide input and output range SEPIC converter circuits
- Boost converter designs requiring 16V to 32V input and 48V output
- High-frequency 1.5MHz SEPIC converter implementations
Procurement Notes
Verify the specific suffix and package type against the official Analog Devices datasheet to ensure compatibility with design requirements. Confirm that the LT8495EUF#PBF variant matches the intended switching frequency and topology configuration. Cross-reference ordering information with authorized distributors to validate part authenticity and availability status before procurement.
Selection Notes
Select this component when designing DC-DC converters requiring flexible frequency adjustment between 250kHz and 1.5MHz. It is suitable for applications needing integrated safety features like power-on reset and watchdog timers. Consider its capability to handle wide input voltage ranges and support both SEPIC and boost topologies for versatile power management solutions.
Part Context
The LT8495 belongs to the LT8495 series of monolithic switching regulators manufactured by Analog Devices Inc. This series is designed for efficient power conversion with integrated control features. The EUF package denotes a specific surface-mount form factor used for these regulators, facilitating integration into compact electronic designs requiring reliable voltage regulation.
Replacement Considerations
Consult official Analog Devices documentation for verified substitute part numbers. Ensure any replacement maintains compatible input/output voltage ranges, switching frequency adjustments, and package dimensions. Verify that alternative components support similar topology configurations and integrated safety features.
