LT1111CS8-12#PBF

Voltage - Output (Min/Fixed):	12V
Base Part Number:	LT1111
Supplier Device Package:	8-SOIC
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	0°C ~ 70°C (TA)
Synchronous Rectifier:	No
Frequency - Switching:	72kHz
Current - Output:	1.5A (Switch)
Voltage - Output (Max):	--
Series:	--
Voltage - Input (Max):	30V
Voltage - Input (Min):	2V
Number of Outputs:	1
Output Type:	Fixed
Topology:	Buck, Boost
Output Configuration:	Positive or Negative
Function:	Step-Up, Step-Down
Part Status:	Active
Packaging:	Tube

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LT1111CS8-12#PBF is a popular DC-DC switching regulator designed by Linear Technology. It is designed to provide an efficient and cost-effective way to regulate voltage and current in a wide range of industrial applications. This switching regulator has many different application possibilities, ranging from medical and aerospace, to automotive and consumer goods.The LT1111CS8-12#PBF is an integrated and high-performance device that provides a reliable and area-efficient solution in DC-DC converting applications. It features an adjustable voltage output range of 1.25V to 12V. The device also has an extended input voltage range of 3.0V to 36V, which supports the demands of numerous applications.The LT1111CS8-12#PBF employs an advanced constant-frequency current-mode control, with proprietary gated oscillator architecture and a Logic-Controlled Biasing function. The architecture enables more precise tracking of the output voltage and better load regulation than conventional voltage-mode designs. This switching regulator also incorporates a slope compensation mechanism to minimize jitter and minimize the probability of sub-harmonic instability.The LT1111CS8-12#PBF has a low-noise, high-frequency switching action that helps reduce tuning and EMI issues common in conventional voltage-mode designs, and improves the power output for a given size device. This device also integrates an optimized low-side switch, which provides improved efficiency and enables simultaneous connection of multiple power sources.The LT1111CS8-12#PBF integrates a logic-controlled biasing feature that eliminates the need for a separate sense winding, allowing the total solution size to be minimized. It also features a proprietary Auto-Skip feature that helps reduce the audible noise of sensitive applications.The LT1111CS8-12#PBF provides powerful protection features, including an adjustable soft-start feature to reduce in-rush current, in-rush current limiting, current-limit umbrella protection, programmable curtailing of the output voltage when Long Duration Load Disruptions occur, over-voltage protection, over-temperature protection, and under-voltage protection.In summary, the LT1111CS8-12#PBF is a high-performance device that provides an effective and efficient solution for voltage and current regulation needs. The integrated Logic-controlled biasing and Auto-skip functions enable the LT1111CS8-12#PBF to provide reliable and area-efficient results, even in noisy applications with multiple power sources. The device\'s advanced current-mode control design offers improved load regulation, better noise immunity, and improved efficiency. The LT1111CS8-12#PBF is also well suited for applications requiring powerful protection features, including adjustable soft-start, in-rush current limiting, current-limit umbrella protection, long-duration load disruption curtailing, over-voltage protection, over-temperature protection, and under-voltage protection.

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