PUMB2115

introduction 80+ and Climate Savers Computing have set a strong efficiency standard for computer power supplies. The “Platinum” level of these standards states that computer power supplies mus...[Details]

1. Security system If the external clock source of the MCU's main clock is suddenly damaged, disconnected, or fails for other reasons, it will automatically switch to the auxiliary clock source HSI...[Details]

In June 2024, China's total production of power and other batteries reached 84.5GWh, up 2.2% from the previous month, and up 28.7% from the same period last year. The installed capacity was 42.8GWh...[Details]

The microcontroller source program is as follows: //Program name: Single-chip experiment instrument supporting program--pwm controls the brightness of LED //Circuit Introduction: 1. Connect P0 to the...[Details]

While breakthrough technologies often grab the headlines, components like coin cell battery holders are often overlooked, despite their important role in supporting the work of the much-...[Details]

Designing circuits with op amps is difficult to establish in a formulaic way, except for the occasional use of error budgets. Although analog system designers have specific concerns about op amps, th...[Details]

As the subsidy policy for new energy vehicles gradually shifts from "car subsidy" to "charging pile subsidy", and as new infrastructure may bring a new round of subsidies, the charging pile industr...[Details]

1 Microstep mode of L9942 The L9942 stepper motor controller features full-step, half-step and micro-step modes. The micro-step mode provides 32 programmable current regulation steps with a st...[Details]

Recently, high-performance brake brand Brembo launched a new revolutionary electronic braking system Sensify, which will be combined with artificial intelligence to provide individual braking force f...[Details]

The function of the frequency divider: 　　In a speaker system, people call the cabinet, frequency division circuit and speaker unit the three major parts of the speaker system, and the frequency di...[Details]

Xiaomi Mi 8 is coming later than usual. On the last day of May, Xiaomi released its long-awaited flagship product, the Xiaomi Mi 8. As the star of this important event and the commemorative product...[Details]

On August 31, Wanan Technology said in an interaction with investors that the wireless charging system products are expected to start mass production at the end of the year, and the current project p...[Details]

In recent years, the domestic new energy market has seen a continuous increase in new cars and explosive growth in sales. Compared to the "thriving" new energy market, as more and more manufacturers ...[Details]

This article focuses on how to drive a piezo buzzer with a large AC voltage using a microcontroller. It uses a four-MOSFET circuit connected to two I/O pins of the microcontroller (Reference 1). The ...[Details]

A single-phase to three-phase inverter is a power conversion device that converts single-phase AC power into three-phase AC power. It is widely used in industrial automation, power systems, househo...[Details]