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Product Detailed Parameters
- Description：IC REG BST CHARGE PUMP ADJ 20QFN
- Series：-
- Mfr：Analog Devices Inc.
- Package：Tape & Reel (TR)
- 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#TRPBF is a monolithic switching regulator featuring an adjustable frequency range from 250kHz to 1.5MHz. It integrates power-on reset and watchdog timer functionalities for system reliability. The device supports multiple topologies including SEPIC, Boost, and Flyback configurations. Input voltage ranges vary by configuration, typically spanning 3V to 60V or 6V to 38V. Output capabilities include voltages up to 60V and currents up to 1A depending on the specific application circuit design.
Feature Summary
- Adjustable switching frequency allows optimization for efficiency and component size across a wide range.
- Integrated power-on reset and watchdog timer enhance system stability and fault protection.
- Supports versatile converter topologies including SEPIC, Boost, and Flyback for diverse input-output requirements.
Applications
- Wide input and output range SEPIC converter designs
- High voltage boost converter applications
- Flyback converter implementations requiring low quiescent current
Procurement Notes
Verify the suffix #TRPBF indicates tape and reel packaging when ordering. Confirm the specific operating temperature range and package type matches the design requirements. Ensure compatibility with the intended switching frequency and topology before procurement.
Selection Notes
Select this component for applications requiring flexible input-to-output voltage relationships. Consider the adjustable frequency feature to balance between electromagnetic interference and passive component size. Evaluate the integrated protection features if system reliability is critical.
Part Context
This part belongs to the LT8495 family of DC-DC converters manufactured by Analog Devices Inc. It is designed for industrial and automotive applications requiring robust power management solutions with high flexibility in circuit configuration.
Replacement Considerations
Check for direct pin-compatible alternatives within the LT849x series. Verify that any substitute supports the required input voltage range and output current specifications. Ensure the replacement maintains similar thermal performance and control loop characteristics.
