Design Con 2015

Design Ideas

More Design Ideas

LTC Design Note: 80V synchronous 4-switch buck-boost controller delivers hundreds of watts with 99% efficiency

An 80V synchronous 4-switch buck-boost controller that can provide hundreds of watts at up to 99% efficiency with a single inductor. Four servo loops Read More...

Anti-symmetric FIR filter slashes resource use

An anti-symmetric FIR design with the same implementation advantage as a symmetric. Read More...

Three-op-amp state-variable filter perfects the notch

There are many variants of the state-variable filter, but this one might just have the best notch output(s). Read More...

Bad-bulb finder fixes Christmas lights

15 years later, here’s a new take on one of our most popular Design Ideas ever! Read More...

Sleep easy with this desk fan speed reducer

This innovative AC motor control skips cycles. Read More...

Schmitt trigger uses two transistors

Here’s a DI circuit that displays Schmitt-trigger action and can work at high current or voltage. Read More...

Monolithic PWM generator runs fast, minimizes silicon

This analog-based PWM generator Design Idea does away with amplifiers and comparators to minimize space and power. Read More...

LTC Design Note: Versatile industrial power supply takes high voltage input and yields from eight 1A to two 4A outputs

This ultra-flexible, highly-featured switching regulator IC might be perfect for your next complex and/or industrial design. Read More...

Power transient buffer enables IC & circuit testing

This DI lets you use a versatile function generator to test a circuit’s response to power transients and noise. Read More...

Flyback switcher works down to 1.1V, flashes HBLEDs

Check out this DI if you need voltage step-up from a single cell. Read More...

Monitor 15 contacts with one PIC input

Take advantage of a microcontroller’s feature set to simplify switch & contact interface. Read More...

Load switch with self-resetting circuit breaker

Protect both load and driver with this elegant little Design Idea. Read More...

Antilog converter linearizes carbon dioxide sensor

Simplify gas sensor interface with some analog preprocessing. Read More...

Sub-picofarad measurement with CMOS inverters

Measure capacitance down to 2.5pF full-scale using this hex inverter-based design. Read More...

Circuit discriminates & recovers noisy pulses

Noisy pulse trains with widely-varying amplitude are recovered with this DI circuit. Think transducers… Read More...

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