# 442 series integrated circuits

> rare Soviet series of voltage regulator circuits or modules

**Wikidata**: [Q120039980](https://www.wikidata.org/wiki/Q120039980)  
**Source**: https://4ort.xyz/entity/442-series-integrated-circuits

## Summary
442 series integrated circuits are a rare Soviet-era series of voltage regulator circuits or modules, produced as hybrid integrated circuits. They are listed as an integrated circuit series (alias К442ЕН1), manufactured by Orbita and complying with the Soviet integrated circuit designation.

## Key Facts
- 442 series integrated circuits are described as a rare Soviet series of voltage regulator circuits or modules.  
- Instance of: integrated circuit series.  
- Subclass of: voltage regulator and hybrid integrated circuit.  
- Alias: К442ЕН1.  
- Manufacturer: Orbita.  
- Complies with: Soviet integrated circuit designation.  
- Country of origin: Russia (described as Soviet series in available description).  
- Commons image: https://commons.wikimedia.org/wiki/Special:FilePath/K442en1_1.jpg.  
- Commons category: 442 series integrated circuits.  
- Sitelink count (Wikidata): 1.

## FAQs
### Q: What is the primary function of the 442 series integrated circuits?
A: The 442 series are voltage regulator circuits or modules. They were produced as hybrid integrated circuits that implement voltage regulation functions.

### Q: Who manufactured the 442 series?
A: The 442 series integrated circuits were manufactured by Orbita.

### Q: Why are they described as "rare"?
A: The available description explicitly calls the 442 series a "rare Soviet series." No further production or distribution figures are provided in the source material.

### Q: Under what designation system are the 442 series categorized?
A: The 442 series complies with the Soviet integrated circuit designation.

## Why It Matters
The 442 series represents a specific Soviet-era approach to creating compact voltage regulation modules using hybrid integrated-circuit technology. As hybrid integrated circuits, these devices combine different semiconductor components and passive parts on a single substrate, enabling smaller, modular regulator solutions than discrete-component assemblies. Their designation under the Soviet integrated circuit naming system and manufacture by Orbita links them to the industrial electronics history of the USSR/Russia. Because the series is described as rare, it is of interest to historians of technology, collectors of Soviet electronics, and engineers studying legacy regulator designs or hybrid integration approaches. The series also serves as an example of how voltage regulation functions were implemented in Soviet integrated-circuit product lines, illustrating classification, naming, and manufacturing practices of that ecosystem.

## Notable For
- Being a rare Soviet-era series of voltage regulator circuits or modules.  
- Implemented as hybrid integrated circuits — combining multiple device types and passive components on a substrate.  
- Manufactured by the Soviet/Russian company Orbita.  
- Identified by the alias К442ЕН1 and compliant with the Soviet integrated circuit designation.

## Body

### Overview
- The 442 series is described as a series of voltage regulator circuits or modules.  
- The series is labeled rare in available descriptions.  
- Alias for at least one part in the series is К442ЕН1.

### Classification
- Instance of an integrated circuit series.  
- Subclassed as both a voltage regulator and a hybrid integrated circuit.  
- Complies with the Soviet integrated circuit designation system.

### Hybrid Integrated Circuit Context
- A hybrid integrated circuit is a miniaturized electronic circuit.  
- It combines different semiconductor devices and passive components on a substrate.  
- The 442 series is produced as this type of hybrid IC, implying integrated passive and active components on a common substrate.

### Manufacturer and Origin
- Manufacturer: Orbita.  
- The series is described as Soviet in origin and the country_of_origin is listed as Russia in the available structured properties.

### Identification and Documentation
- Commons image available at: https://commons.wikimedia.org/wiki/Special:FilePath/K442en1_1.jpg.  
- Commons category: 442 series integrated circuits.  
- Wikidata sitelink count for this entity: 1.  
- Wikidata description: "rare Soviet series of voltage regulator circuits or modules."

### Availability and Interest
- The source material labels the series as rare.  
- No production dates, quantities, electrical specifications, or package dimensions are provided in the source material.