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Solutions Search - LT8301 - 42VIN Micropower No-Opto Isolated Flyback Converter with 65V/1.2A Switch

DC2138B - LT8301ES5 Isolated Demo Board | No-Opto Flyback, 10V ≤ VIN ≤ 32V, VOUT = 12V @ 0.7A to 1A

Oct 19th 2016
Demonstration circuit 2138B is an isolated flyback converter featuring the LT®8301. This demo circuit outputs 5V from a 10V to 32V input, with a nominal of 24V. The output current capability increases with the input voltage. The standby input current of the demo circuit is less than 950μA (typical) at VIN = 24V. ...

Demo Board 

 

No-Opto Isolated Flyback Converters

Jun 10th 2016
The no-opto isolated flyback parts from Linear need no opto-coupler or LT1431 shunt regulator for regulation. They sense the isolated output voltage directly from the primary-side waveform. This simplifies the design, allows for a smaller solution size and only requires one component crossing the isolation barrier. The load, ...

Blog Post 

 

Simple, Compact & Efficient Isolated Power with Low IQ No-Opto Flyback ICs

Min Chen - Senior Design Engineer Dec 12th 2014
The flyback converter is typically the first choice for engineers looking for isolated power supplies below 50W. These isolated power supplies generally require opto-isolators or extra transformer windings to regulate the output voltage. As a result, these isolated power supply solutions are generally complicated, bulky and ...

Video 

 

LTspice: Simple Steps for Simulating Transformers

Gabino Alonso - Strategic Marketing Engineer Jul 1st 2014
Here is the simple approach to simulate a transformer in LTspice IV: Draft an inductor for each transformer winding Couple them using a single mutual inductance (K) statement via a SPICE directive: K1 L1 L2 L3 1 The last entry in the K statement is the coupling coefficient, which can vary between 0 and 1, where 1 represents ...

Blog Post LTspice 

 

Miniature Isolated Solution Using LT8301 and Coupled Inductor

Bryan Legates - Director of Design Engineering
Chen Zheng - Design Engineer
Jun 19th 2014
Customers that require miniature solutions with only functional isolation often choose isolated modules. These solutions have very bulky form factors, and typically do not provide high power efficiency or a low no-load input current. In addition, the output voltages of these modules are usually unregulated, having large VOUT ...

Blog Post Circuit 

 

Isolated Flyback Regulator Eliminates Opto-Coupler & Delivers up to 6 Watts

Mar 6th 2014
MILPITAS, CA - March 6, 2014 - Linear Technology Corporation announces the LT8301, a monolithic flyback regulator that significantly simplifies the design of isolated DC/DC converters. By sampling the isolated output voltage directly from the primary-side flyback waveform, the part requires no opto-isolator or third winding ...

Press Release 

 

LT8301 2.7V to 36VIN/15VOUT Micropower Isolated Flyback Converter

Feb 24th 2014
The LT®8301 is a micropower isolated flyback converter. By sampling the isolated output voltage directly from the primary-side flyback waveform, the part requires no third winding or opto-isolator for regulation. The output voltage is programmed with a single external resistor. Internal compensation and soft-start further ...

Circuit 

 

LT8301 8V to 36VIN/48VOUT Micropower Isolated Flyback Converter

Feb 24th 2014
The LT®8301 is a micropower isolated flyback converter. By sampling the isolated output voltage directly from the primary-side flyback waveform, the part requires no third winding or opto-isolator for regulation. The output voltage is programmed with a single external resistor. Internal compensation and soft-start further ...

Circuit 

 

LT8301 8V to 36VIN/3.3VOUT Micropower Isolated Flyback Converter

Feb 24th 2014
The LT®8301 is a micropower isolated flyback converter. By sampling the isolated output voltage directly from the primary-side flyback waveform, the part requires no third winding or opto-isolator for regulation. The output voltage is programmed with a single external resistor. Internal compensation and soft-start further ...

Circuit 

 

LT8301 2.7V to 36VIN/5VOUT Micropower Isolated Flyback Converter

Feb 24th 2014
The LT®8301 is a micropower isolated flyback converter. By sampling the isolated output voltage directly from the primary-side flyback waveform, the part requires no third winding or opto-isolator for regulation. The output voltage is programmed with a single external resistor. Internal compensation and soft-start further ...

Circuit 

 

LT8301 8V to 36VIN/12VOUT Micropower Isolated Flyback Converter

Feb 24th 2014
The LT®8301 is a micropower isolated flyback converter. By sampling the isolated output voltage directly from the primary-side flyback waveform, the part requires no third winding or opto-isolator for regulation. The output voltage is programmed with a single external resistor. Internal compensation and soft-start further ...

Circuit 

 

LT8301 8V to 36VIN/24VOUT Micropower Isolated Flyback Converter

Feb 24th 2014
The LT®8301 is a micropower isolated flyback converter. By sampling the isolated output voltage directly from the primary-side flyback waveform, the part requires no third winding or opto-isolator for regulation. The output voltage is programmed with a single external resistor. Internal compensation and soft-start further ...

Circuit