Electronic Design

Use Hybrid PMOS-NMOS Active Loads To Cut Substrate Noise In Differential Amplifiers

PMOS transistors are less vulnerable to substrate noise since they’re placed in separate wells; designers implement guard rings to attenuate the substrate noise propagation. However, substrate noise ...
Nanowerk

CMOS Technology Explained

Complementary Metal-Oxide-Semiconductor (CMOS) technology is a vital part of modern electronics, used in designing and manufacturing integrated circuits (ICs) that power many digital devices. CMOS ...
Electronic Design

Dirt Cheap ASIC Design for Dummies (Part 3): NMOS, PMOS Silicon Design Using a Web Browser

Quickly learn what the difference is between PMOS and NMOS transistors in their structure and operation, and how CMOS works with the two in combination. Siliwiz, a free, browser-based, ASIC layout ...
EDN

TPA31xxDx Bootstrap Circuit

In most switching applications, the bootstrap circuit is widely used to drive the high-side metal-oxidesemiconductor field-effect transistor (MOSFET). This bootstrap circuit technique has the ...
EDN

Low Power LDO Design Techniques for Really Small Profile Applications, Part 2

In our previous post Low Power LDO Design Techniques for Really Small Profile Applications, Part 1, we reviewed LDO design tradeoffs using an NMOS pass transistor. This design approach is proven good ...