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Solutions Search - LTC3810 - 100V Current Mode Synchronous Switching Regulator Controller

LTC3810 - High Efficiency Switching Surge Stopper

David Burgoon - Applications Engineer
Gabino Alonso - Strategic Marketing Engineer
Feb 23rd 2015
The LTC®3810 high efficiency input limiter protects its load from excessive input voltage. At normal input voltages (<60V), it operates open loop at a very high duty cycle (>95%) to pass the input to the output at up to 5A with minimal voltage drop. When the input rises to an undesirable point (up to 75V), the ...

Blog Post Circuit LTspice 

 

Floating Surge Stopper Provides Unlimited Overvoltage Protection

Hamza Salman Afzal - Applications Engineer Nov 7th 2012
Protecting sensitive electronic circuitry from voltage transients is an essential part of any system be it automotive, industrial, avionics or even battery-powered consumer applications. Linear Technology offers a wide variety of solutions for these applications with its surge stopper family. The LTC®4366 is the new exciting ...

Video 

 

100V Current Mode Synchronous Step-Down Controller

May 15th 2007
MILPITAS, CA - May 15, 2007 - Linear Technology Corporation introduces the LTC3810, a high input voltage synchronous step-down switching regulator controller that can directly step down voltages from 100V to output voltages ranging from 0.8V to 93% of VIN. This single inductor design eliminates the need for a transformer. The device ...

Press Release 

 

LTC3810 15V to 100V Input Voltage to 12V/5A with Trickle Charger Start-Up

Apr 19th 2007
The LTC3810 is a synchronous step-down switching regulator controller that can directly step-down voltages from up to 100V, making it ideal for telecom and automotive applications. The LTC3810 uses a constant on-time valley current control architecture to deliver very low duty cycles with accurate cycle-by-cycle current limit, ...

Circuit 

 

LTC3810 36V to 72V Input Voltage to 12V/10A Synchronized at 250kHz

Apr 19th 2007
The LTC3810 is a synchronous step-down switching regulator controller that can directly step-down voltages from up to 100V, making it ideal for telecom and automotive applications. The LTC3810 uses a constant on-time valley current control architecture to deliver very low duty cycles with accurate cycle-by-cycle current limit, ...

Circuit LTspice 

 

LTC3810 High Efficiency High Voltage Step-Down Converter

Apr 19th 2007
The LTC3810 is a synchronous step-down switching regulator controller that can directly step-down voltages from up to 100V, making it ideal for telecom and automotive applications. The LTC3810 uses a constant on-time valley current control architecture to deliver very low duty cycles with accurate cycle-by-cycle current limit, ...

Circuit 

 

DC952A - LTC3810EG Demo Board | 13V ≤ Vin ≤ 80V; Vout = 12V @ 6A

Apr 19th 2007
Demonstration circuit 952 is a current mode synchronous switching regulator featuring the LTC3810. The circuit is configured as a synchronous step-down regulator operating at 230kHz switching frequency. Output voltage is 12V at 6A maximum load. The input voltage range is 13V to 80V. ...

Demo Board 

 

LTC3810 15V to 80V Input Voltage to 3.3V/5A with Fault Timeout, Pulse Skip and VIN UV Disabled

Apr 19th 2007
The LTC3810 is a synchronous step-down switching regulator controller that can directly step-down voltages from up to 100V, making it ideal for telecom and automotive applications. The LTC3810 uses a constant on-time valley current control architecture to deliver very low duty cycles with accurate cycle-by-cycle current limit, ...

Circuit 

 

LTC3810 7V to 80V Input Voltage to 5V/5A with IC Power from 12V Supply and All Ceramic Output Capacitors

Apr 19th 2007
The LTC3810 is a synchronous step-down switching regulator controller that can directly step-down voltages from up to 100V, making it ideal for telecom and automotive applications. The LTC3810 uses a constant on-time valley current control architecture to deliver very low duty cycles with accurate cycle-by-cycle current limit, ...

Circuit