Design Ideas

More Design Ideas

LTC Design Note: High-voltage, high-efficiency, positive-to-negative converter

A highly versatile converter, featuring programmable frequency, a 150V input range, and outputs to –60V. It simplifies the design of automotive and Read More...

SEPIC/Ćuk converter sprouts second output

Here are the devilish details for creating a two-output SEPIC-Ćuk converter. Read More...

Multi-brightness LED controller draws zero off-current

This quaint design offers up a battery-operated LED lantern with multiple brightness levels. Read More...

LTC Design Note: High efficiency, 15V rail-to-rail output synchronous step-down regulator can source or sink 5A

The LTC3623 step-down regulator enables compact POL solutions that can source or sink 5A without significant thermal mitigation. Power capability is Read More...

Transcendental resistors simplify precision design

The right resistor value can make the difference between a successful, elegant design, and an abject failure. Read More...

65,538-IC circuit adds 64k bits to RAM

Roll your own memory to achieve great advantages. Read More...

LTC Design Note: 560V Input, no-opto isolated flyback converter

This switcher operates at a wide input voltage range of 18V to 560V, delivering up to 15W of isolated output power. It requires no opto-coupler, and Read More...

1-bit PROM programmer shows status

The intuitive user interface of this PROM programmer is bound to impress. Read More...

One wire controls LCD module

This one-wire LCD interface DI generates all the signals required to control the ubiquitous character display. Read More...

LTC Design Note: Bidirectional DC/DC regulator and supercapacitor charger

Combine a supercapacitor charge controller with a robust DC-DC to make a wide input-range supply with transient ride-out. Read More...

Color sensor achieves high dynamic range with auto exposure

For machine vision and other applications, this circuit provides consistent RGB sensing regardless of illumination level. Read More...

Multi-decade current monitor the epitome of simplicity

This DI will likely make the simplest piece of T&M gear on your bench. Read More...

Protect your boost converter

This Design Idea addresses boost converters’ inherent short-circuit vulnerability while also providing reverse-polarity protection. Read More...

Body diodes simplify UPS & energy recovery circuits

This circuit sketch shows how to turn body-diode lemons into lemonade. Read More...

Capacitor self-diagnostics

Electrolytic capacitors are often a system’s weak link. This Design Idea helps you keep tabs on their condition. Read More...

FEATURED RESOURCES