designed to suppress unwanted noise in portable audio devices. Product Overview
(often on page 2 or 3)
A built-in rotary knob provides smooth adjustments for dimming or speed regulation. my 9892 datasheet top
If you are looking at the "top" of the datasheet or the first page, these are the numbers that matter: designed to suppress unwanted noise in portable audio
The is a compact, high-power AC voltage regulator module commonly used as a PWM dimmer and motor speed controller . Supporting loads up to 2000W at 220V , it is a versatile choice for hobbyists and professionals working on home automation, lighting systems, and small industrial equipment. Core Specifications and soldering irons.
: Regulating electric furnaces, water heaters, and soldering irons.