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Solutions Search - LTM4641 - 38V, 10A DC/DC µModule (Power Module) Regulator with Advanced Input and Load Protection

10A μModule Step-Down Regulator with Advanced Input and Load Protection

Yan Liang - Applications Engineer May 7th 2014
Introduction Bus voltage surges pose a danger not only to the DC/DC converter, but also to the load. Traditional overvoltage protection schemes involving a fuse are not necessarily fast enough, nor dependable enough to protect loads such as FPGAs, ASICs and microprocessors. A better solution is to accurately and quickly detect ...

Blog Post 

 

Bench Comparison of Two Overvoltage Protection (Crowbar) Methods: MOSFET vs. Silicon Controlled Rectifier

Jason Sekanina - Power Module Design Engineer
Willie Chan - Sr PME Power Modules
Oct 10th 2013
Introduction As electronic sub-systems play a significant role in the reliable and safe operation of the overall product, adding an overvoltage protection circuit around the DC/DC step-down regulator may be advisable to prevent damage to the latest digital logic processors considering their absolute maximum voltage (<2V ...

Blog Post 

 

Prevent Your Next High Flying Product Launch From Being Grounded

Willie Chan - Sr PME Power Modules May 7th 2013
A small investment in over-voltage protection for high value FPGAs, ASICs, and micro processors could pay dividends in reliability, safety and warranty costs The widening gap between the 24V-28V intermediate bus commonly found in industrial, aerospace and defense systems and the input supply voltages of modern digital processors ...

Blog Post 

 

LTM4641 TechClips - Efficiency, Output Overvoltage Protection, Overcurrent Protection and More

Afshin Odabaee - Business Manager - uModule Power Products Feb 6th 2013
The LTM4641 is a 4.5V to 38V input, 0.6V to 6V output, 10A step-down μModule® regulator with comprehensive electrical and thermal protection for loads such as processors, ASICs and high-end FPGAs. The LTM4641 μModule regulator monitors input voltage, output voltage and temperature conditions. If any user-adjustable ...

Blog Post Video 

 

38V, 10A DC/DC μModule® Regulator with Fault Protection Powers High-End ASICs and FPGAs

Jason Sekanina - Power Module Design Engineer Jan 18th 2013
Pulsed loading conditions and abnormal disturbances within the electrical systems found in industrial, vehicle, avionic and other harsh environments can induce wildly varying voltage transients (surges) on what is nominally a 24VDC or 36VDC distributed bus. The disturbances can be between a millisecond to a minute in length, ...

Video 

 

DC1543A - LTM4641 Demo Board | Buck uModule Regulator, Input and Load Protection, 4.5V ≤ VIN ≤ 38V, Vout = 0.6V to 6V @ 10A

Nov 26th 2012
Demonstration circuit 1543A features the LTM®4641, a high efficiency, high density switch mode step-down power μModule regulator with superior input and load protection features. The input voltage range is from 4.5V to 38V. The output voltage is jumper programmable from 0.8V to 6V with a rated load current of 10A. Derating ...

Demo Board LTpowerCAD LTspice 

 

38V, 10A Rugged Step-Down μModule Regulator with Fail Safe Load Protection

Oct 17th 2012
MILPITAS, CA – October 17, 2012 – Linear Technology Corporation introduces the LTM4641, a 4.5V to 38V input, 0.6V to 6V output, 10A step-down µModule® regulator with comprehensive electrical and thermal protection for loads such as processors, ASICs and high-end FPGAs. The LTM4641 µModule regulator monitors input voltage, ...

Press Release 

 

LTM4641 1V, 20A Fault-Protected Load from Up to 38VIN

Oct 15th 2012
The LTM®4641 is a switch mode step-down DC/DC μModule® (micromodule) regulator with advanced input and load protection features. Trip detection thresholds for the following faults are customizable: input undervoltage, overtemperature, input overvoltage and output overvoltage. Select fault conditions can be set for ...

Circuit 

 

LTM4641 Negative Output Application. Delivering –5.2VOUT at Up to 10A, from Up to 32.8VIN

Oct 15th 2012
The LTM®4641 is a switch mode step-down DC/DC μModule® (micromodule) regulator with advanced input and load protection features. Trip detection thresholds for the following faults are customizable: input undervoltage, overtemperature, input overvoltage and output overvoltage. Select fault conditions can be set for ...

Circuit 

 

LTM4641 1V, 40A Fault-Protected Load

Oct 15th 2012
The LTM®4641 is a switch mode step-down DC/DC μModule® (micromodule) regulator with advanced input and load protection features. Trip detection thresholds for the following faults are customizable: input undervoltage, overtemperature, input overvoltage and output overvoltage. Select fault conditions can be set for ...

Circuit 

 

LTM4641 Fault-Protected Load with LTC2978 Power Supply Management

Jul 22nd 2009
The LTM®4641 is a switch mode step-down DC/DC μModule® (micromodule) regulator with advanced input and load protection features. Trip detection thresholds for the following faults are customizable: input undervoltage, overtemperature, input overvoltage and output overvoltage. Select fault conditions can be set for ...

Circuit