LT8495IUF#TRPBF

Voltage - Output (Min/Fixed):	1.202V
Base Part Number:	LT8495
Supplier Device Package:	20-QFN (4x4)
Package / Case:	20-WFQFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TJ)
Synchronous Rectifier:	Both
Frequency - Switching:	250kHz ~ 1MHz
Current - Output:	2.1A (Switch)
Voltage - Output (Max):	70V (Switch)
Series:	--
Voltage - Input (Max):	60V
Voltage - Input (Min):	1V
Number of Outputs:	1
Output Type:	Adjustable
Topology:	Boost, Charge Pump, Flyback, SEPIC
Output Configuration:	Positive
Function:	Step-Up, Step-Up/Step-Down
Part Status:	Active
Packaging:	Tape & Reel (TR)

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LT8495IUF#TRPBF：Application Field and Working Principle

The LT8495IUF#TRPBF chip is a DC-DC converter from Linear Technology specifically designed for space-constrained applications. This technology is part of the wider Pulse Width Modulated (PWM) Switching Regulator category, and provides users with reliable, cost-effective power conversion capabilities. This article provides an overview of the LT8495IUF#TRPBF\'s application and working principles, drawing on its prevalent characteristics and features.

Applications

As previously mentioned, the LT8495IUF#TRPBF is an ideal solution to space-constrained applications, as its 4 mm × 4 mm 24-pin QFN package allows for easy mounting in even the tightest of spaces. This feature allows for a wide range of applications across multiple industries, since its flexibility allows it to be used in both commercial and industrial applications.The LT8495IUF#TRPBF is highly versatile for many types of DC-DC applications due to its multi-phase capabilities, providing multiple power outputs as well as dynamic load sharing and balanced operation. Its multiple switching frequencies, output voltage scalability, and load regulation capabilities provide further customization. In addition, its Shutdown and Hiccup Over- Current Protection, EEPROM- Controlled Monitoring, and all-digital preset controls make the LT8495IUF#TRPBF a powerful solution for many applications, including industrial and scientific equipment, office automation, and small sized portable electronics.

Working Principle

The LT8495IUF#TRPBF is part of the DC-DC switching regulator category, providing users with power conversion that is both reliable and cost effective. These regulators work by taking an input voltage from the power source, converting it to a higher or lower voltage, and then providing that output voltage control to the user. They work by controlling the On/Off times of transistors (typically MOSFETs) that modulate the input voltage, and hence, change the output voltage.
In the case of the LT8495IUF#TRPBF, the working principle is based on Pulse Width Modulation (PWM) switching and Phase Locked Loop (PLL) technology, providing high current regulation and fast transient response. The chip has two synchronous phases, each of which can be individually enabled and disabled, thereby providing simultaneous dual-output operation. The chip’s PWM Switching also provides fast voltage step up/down and output voltage with clock pulse input/output. Moreover, its internal voltage comparators provide feedback signals to ensure regulation accuracy and switch times are maintained, thus lessening the need for external loop components.

Conclusion

The LT8495IUF#TRPBF has many advantageous features, allowing it to fit within a variety of industries and applications. Its 4 mm × 4 mm 24-pin QFN package size allows for use in tight spaces, and its PWM Switching and PLL Technology yield high current regulation and fast transient response for various types of DC-DC applications. Furthermore, its novel features such as Shutdown and Hiccup Over-Current Protection, EEPROM-Controlled Monitoring, and all-digital preset controls make it a powerful solution for many types of power conversion requirements.

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