In this tutorial I explain DC-DC boost converters – a type of circuit used to step up voltage in an efficient manner. Towards the end I show how to construct a 50 watt adjustable boost converter circuit.

Parts list:
LT1370HV:
http://octopart.com/lt1370hvct7%23pbf-linear+technology-532702
Electrolytic capacitors:
http://octopart.com/eeu-fm1h471-panasonic-208645
Input and output ceramic caps:
http://octopart.com/partsearch#!?q=UMK325BJ106MM-T
Schottky diode:
http://octopart.com/stps5l60-stmicroelectronics-334357
10uH inductor:
http://octopart.com/aiur-06-100k-abracon-18619318
Potentiometer:
http://octopart.com/p090s-14t20br10k-bi+technologies-5426431
Heatsink:
http://octopart.com/574502b00000g-aavid+thermalloy-119963

Control loop compensation information:
http://goo.gl/zxJ9MT
http://goo.gl/aD8mqF
http://goo.gl/Z9Oho8

Schematic: