Overview
The MC33368DG is an active power factor controller (PFC) produced by onsemi. It is designed to function as a boost preconverter in offline power supply applications, contributing to the efficiency and compliance of power supplies with international power factor standards. Although the MC33368DG is currently obsolete and no longer manufactured, it remains a significant component in the history of power factor correction technology.
Key Specifications
| Parameter | Value |
|---|---|
| Minimum Operating Temperature | -25°C |
| Maximum Operating Temperature | +125°C |
| Mounting Style | SMD/SMT |
| Package / Case | SOIC-16 |
| Input Voltage Range | 10÷16VDC |
| Current | 10mA |
Key Features
- High voltage GreenLine™ Power Factor Controller
- Boost preconverter for offline power supply applications
- Improves power factor and reduces total harmonic distortion (THD)
- Compact SOIC-16 package
- Operates over a wide temperature range (-25°C to +125°C)
Applications
The MC33368DG is primarily used in offline power supply applications where high power factor and low total harmonic distortion are required. This includes:
- Switch-mode power supplies (SMPS)
- Power adapters and chargers
- Industrial power supplies
- Aerospace and automotive systems requiring high reliability and efficiency
Q & A
- What is the primary function of the MC33368DG?
The MC33368DG functions as an active power factor controller and boost preconverter in offline power supply applications. - What is the operating temperature range of the MC33368DG?
The operating temperature range is from -25°C to +125°C. - What package type does the MC33368DG use?
The MC33368DG is packaged in a SOIC-16 case. - Is the MC33368DG still in production?
No, the MC33368DG is obsolete and no longer manufactured. - What are some recommended substitutes for the MC33368DG?
Recommended substitutes include the MC33368DR2G. - What are the key benefits of using the MC33368DG in power supplies?
The key benefits include improved power factor, reduced total harmonic distortion, and compliance with international power factor standards. - What types of applications typically use the MC33368DG?
Typical applications include switch-mode power supplies, power adapters, industrial power supplies, and aerospace/automotive systems. - What is the input voltage range for the MC33368DG?
The input voltage range is 10÷16VDC. - What is the current rating of the MC33368DG?
The current rating is 10mA. - Where can I find detailed specifications for the MC33368DG?
Detailed specifications can be found in the datasheet available on the onsemi website or through distributors like Mouser and Digi-Key.
