Okay, I need to create a Wikipedia-style document about PHEV (Plug-in Hybrid Electric Vehicle) under the categories of Technology > Automotive > Electric Vehicles. Let me start by understanding what exactly is required here.

First, the structure: H1 for the title, an overview section, several sections with H2 and H3 headings, and maybe references or related documents. The content needs to be accurate, objective, detailed enough, easy to read, and use technical terms with explanations. Also, markdown formatting with proper headers, lists, tables, code blocks if needed, and at least 800 characters.

Starting with the title: "PHEV" as H1. Then an introduction that explains what PHEVs are, their purpose, and maybe a brief history. Next sections could be on how they work, types of PHEVs, advantages and disadvantages, comparison with other EVs like BEVs and HEVs, key manufacturers, and future trends.

Wait, the user mentioned "PHEV" as the title, so I should make sure to define it properly in the introduction. Maybe start with a definition. Then break down into sections like Working Principles, Types, Advantages/Disadvantages, Comparison with Other Vehicles, Key Manufacturers, Future Trends, and References.

For each section, need to elaborate. For example, under Working Principles, explain the combination of internal combustion engine and electric motor, battery capacity, charging methods. In Types, maybe list different configurations like series, parallel, or power-split. Advantages could include lower emissions, fuel efficiency, while disadvantages might be higher cost, longer charging times.

Need to check if there are any technical terms that need explanation. For instance, "series vs. parallel" in hybrid systems. Also, mention specific examples of manufacturers like Toyota, BMW, Chevrolet. Maybe a table comparing PHEVs with BEVs and HEVs in terms of range, charging time, cost, etc.

I should ensure the content is around 800 characters. Let me count: the introduction might be about 150 words, each section maybe 100-200 words. Need to make sure it's comprehensive but not too verbose.

Also, check for accuracy. For example, PHEVs have larger battery packs than HEVs, allowing for longer electric-only ranges. They can be charged via standard outlets or dedicated chargers. The difference between PHEV and BEV is that PHEVs have a gasoline engine as a backup.

Include some data points if possible, like typical electric range (e.g., 30-50 km), battery sizes (kWh), maybe mention specific models like the Toyota Prius Plug-in or Chevrolet Volt. Also, environmental impact compared to traditional vehicles.

Avoid any markdown in the thinking process, but when writing the actual document, use H1, H2, H3, lists, tables where appropriate. Make sure the language is clear and professional, avoiding jargon without explanation.

Check for coherence: each section should flow logically. Introduction sets the stage, then details on how they work, types, pros/cons, comparisons, manufacturers, future outlook. References could include sources like EPA guidelines, manufacturer websites, or academic papers.

Wait, the user said "필요시 참고 자료나 관련 문서 섹션" which translates to "references or related documents section if needed." So maybe add a references section at the end with some citations.

Also, ensure that technical terms are explained. For example, when mentioning "regenerative braking," explain it briefly. Use code blocks for any specific data formats, but I don't think there's much here. Maybe use tables to compare different PHEV models or specifications.

Double-check the structure: H1, then intro, sections with H2 and H3. For example:

PHEV

Introduction

...

Working Principles

...

Types of PHEVs

...

And so on.

Make sure each section is properly indented and formatted in markdown. Avoid using too many subheadings; maybe up to H3. Keep paragraphs concise for readability.

Now, putting it all together, ensuring that the total length meets the 800-character minimum. Let me draft each part step by step.