Since this is a standard marking rather than a single product, there isn't one "master datasheet." Instead, it tells you how the board was made and how it will behave under extreme heat. 🔍 Breaking Down the Code
SH1: This is likely a specific factory or vendor code assigned by Underwriters Laboratories (UL). Manufacturers use these codes to identify the specific production line or facility that fabricated the raw PCB.
94V-0: This is the UL 94 Flammability Standard. It is the "gold standard" for fire safety in electronics. 🔥 The 94V-0 "Datasheet" Specs
If your board is rated 94V-0, it must pass these strict tests:
Self-Extinguishing: The fire must stop within 10 seconds after removing a flame source.
No Flaming Drips: The material cannot drip molten, flaming plastic that could ignite a cotton pad placed below it.
Total Burn Time: Across 5 samples, the total burn time cannot exceed 50 seconds.
Heat Tolerance: These boards are typically designed to handle temperatures up to 130°C–150°C before their structural integrity is compromised. 🛠️ Where You'll Find It
You will see "SH1 94V-0" or similar markings (like SH6 94V-0) on:
Computer Components: Graphics cards (GPUs), power supplies, and motherboards.
Industrial Controls: Equipment that must survive harsh, hot environments.
Consumer Safety Gear: Medical devices or automotive electronics where a fire could be catastrophic. 💡 How to find the Actual Datasheet
If you are trying to repair a device and need the schematic, the "SH1 94V-0" won't help. Instead, look for:
The E-Number: Look for a code starting with "E" followed by numbers (e.g., E248779). You can plug this into the UL Product iQ database to find the exact manufacturer.
Part Numbers: Search for strings like REV: 1.0 or a long string of letters and numbers near the edge of the board.
Specific Chips: Identifying the main controller chip (the largest black square) and searching for its datasheet is often the best way to understand how the whole board works.
Are you trying to fix a specific device? If you tell me the brand of the device or any other codes printed on the board, I can help you track down the specific schematic or repair guide.
Because "SH1 94V-0" is a combination of a board label and a safety rating, there is no single datasheet with this title. To find the technical specifications, you need to identify the actual component.
How to proceed:
Rev 1.0, PCB-102, or JWC which might lead to the specific PCB manufacturer.A datasheet for a component like the "SH1 94V-0" would typically include:
If you have a specific application or context in mind for the "SH1 94V-0," providing more details could help in giving a more targeted response.
The "SH1 94V-0" is not a single part but a classification found on various circuit boards, typically indicating a specific manufacturer code (SH1) and a UL 94V-0 flammability rating. This rating means the board is highly flame-retardant and will self-extinguish within 10 seconds if it catches fire. The Legend of the Untouchable Trace
The laboratory was a graveyard of prototypes. Engineer Elias sat surrounded by blackened husks—boards that had buckled under the heat of high-speed processing. He was searching for the "SH1," a board marked not just by its serial but by the white 94V-0 stamp, a seal of fireproofing that promised survival where others melted. sh1 94v-0 datasheet
He pulled a small, green rectangle from a static-shielded bag. It was the SH1 94V-0. In the world of hardware, this was the silent guardian. While standard boards were mere carriers of copper, the 94V-0 was a vertical-burn survivor.
Elias wired the SH1 into a high-voltage rig. He pushed the power—5V, 12V, then a spike. A resistor nearby began to glow cherry-red, eventually bursting into a small, angry flame. Usually, this was the end; the fire would travel along the plastic substrate like a fuse. But as the flame touched the SH1's surface, something strange happened: nothing.
The flame reached the green mask and stopped. It flickered for a few seconds, then, as if realizing it had no fuel to consume, it simply winked out. The board had self-extinguished. Elias wiped away a smudge of soot to find the traces beneath—the "SH1" mark and the copper lines—completely intact. The datasheet wasn't just a list of specs; it was a promise that the heart of the machine would hold, even when the world around it burned. Key Technical Details
SH1 94V-0 Datasheet: A Comprehensive Guide
The SH1 94V-0 is a widely used electronic component in various industries, including power supplies, lighting, and automotive applications. As a crucial part of many devices, it's essential to understand its characteristics, specifications, and applications. In this article, we'll provide an in-depth look at the SH1 94V-0 datasheet, covering its features, technical specifications, and uses.
What is SH1 94V-0?
The SH1 94V-0 is a type of fuse, specifically a high-breaking capacity fuse, designed to protect electrical circuits from overcurrent conditions. The "SH1" designation refers to the fuse's series, while "94V-0" represents its UL (Underwriters Laboratories) rating. The "94V-0" rating indicates that the fuse meets the UL 94 standard for flammability, which ensures that the component is self-extinguishing and won't propagate flames.
Technical Specifications
The SH1 94V-0 datasheet provides detailed technical specifications, including:
Features
The SH1 94V-0 fuse offers several features that make it a popular choice among designers and engineers:
Applications
The SH1 94V-0 fuse is widely used in various industries, including:
How to Read the Datasheet
When reading the SH1 94V-0 datasheet, it's essential to understand the various parameters and characteristics listed. Here's a brief guide:
Conclusion
The SH1 94V-0 datasheet provides a wealth of information on this widely used electronic component. By understanding its technical specifications, features, and applications, designers and engineers can select the right fuse for their specific needs. Whether you're working on a power supply, lighting, or automotive application, the SH1 94V-0 fuse is a reliable choice for protecting your circuits from overcurrent conditions.
References
Related Articles
FAQs
Since "SH1 94V-0" is often misread as a single part number, this content clarifies what it actually means, where to find real datasheets, and how to use the information safely in design or repair.
Standard SH1 connectors use nylon 66 (UL94V-0 equivalent). However, the specific "SH1 94V-0" variant uses reinforced engineering plastics that are halogen-free and meet RoHS compliance regarding flammability. Since this is a standard marking rather than
| Component | Standard Material | 94V-0 Compliant Material | | :--- | :--- | :--- | | Insulator (Housing) | PBT or Nylon 66 | Nylon 66 with Red Phosphorus or Halogen-free FR | | Contact (Terminal) | Phosphor Bronze / Tin Plated | Phosphor Bronze / Tin or Gold Plated | | Flammability Rating | UL94V-0 or HB | UL94V-0 (Mandatory) |
| If you see... | It means... | What to download | |---------------|-------------|------------------| | SH1 on SOT-23 | BSS138 MOSFET (most likely) | BSS138 datasheet | | SH1 on SOT-89 | Possibly MMBT3904 (check) | MMBT3904 datasheet | | 94V-0 on PCB | UL94 flammability class V-0 | UL 94 standard (not a component datasheet) | | "SH1 94V-0" on same line | Component marking + PCB rating | Two separate documents |
The SH1 94V-0 is a protective component designed for use in a wide range of electronic applications, offering a high level of safety with its 94V-0 UL rating. For precise specifications, electrical engineers and designers would refer to the official datasheet provided by the manufacturer.
There is no single electrical component named "SH1 94V-0". Instead, this marking on a circuit board refers to two distinct pieces of information: the flammability safety rating of the board material and the internal manufacturer code or board series. 1. Understanding the Marking
94V-0: This is a UL 94 standard flammability rating. It signifies that the plastic or laminate material used for the Printed Circuit Board (PCB) will self-extinguish within 10 seconds and will not release flaming drips.
SH1: This is a manufacturer-specific identifier or a UL tracking code for the raw PCB board. It does not describe the functionality of the device (like a router or power supply) but identifies the factory or the specific laminate type used. 2. Common Devices Using this Marking
Because "SH1 94V-0" is a common board identifier, it appears in various hardware. Users frequently find this code on the internal power boards of:
Ubiquiti UDM-PRO: Often found on the internal power supply board (e.g., alongside UL code E248779).
Laptop LCD/Touch Screen Controllers: Found on boards for ASUS Zenbook and other consumer electronics.
Industrial PLC Cards: Used in various custom industrial control boards. 3. Finding the True Datasheet
To find the actual technical specifications for your hardware, you must look for other markings on the board, such as:
A "UL File Number": Look for a number starting with "E" (e.g., E248779). You can search this on the UL Product iQ database to find the actual manufacturer of the raw board.
A Part Number or Revision: Search for sequences like 113-02914-06 or REV02.
Connector Types: If you are looking for an "SH" connector (like the JST SH 1.0mm pitch), these are common 4-pin or 6-pin headers often used for I2C or power switches.
Are you trying to repair a specific device (like a power supply) or identify a replacement part? The Ultimate Guide To UL 94V-0 Circuit Boards - Jhdpcb
SH1 94V-0 is not a specific electronic component but rather a safety marking found on Printed Circuit Boards (PCBs). This marking indicates that the board's substrate material meets the UL 94V-0 flammability standard, the highest rating for fire resistance in plastics used for electronics. Understanding the Marking
When you see "SH1 94V-0" on a circuit board, it communicates two distinct pieces of information:
94V-0: A standard established by Underwriters Laboratories (UL) that tests how quickly a material self-extinguishes.
SH1: Typically a manufacturer-specific identifier or a factory code used by PCB fabrication houses like Shenghua or similar manufacturers to trace the board's origin and UL file. Key Specifications of UL 94V-0
Materials with this rating must pass a vertical burn test, where a flame is applied to a sample in a vertical position. The criteria include:
Self-extinguishing: The material must stop burning within 10 seconds after the flame is removed.
No Flaming Drips: The board cannot drip flaming particles that could ignite surrounding components. Mechanical Specifications
Total Burn Time: The total duration for five samples must not exceed 50 seconds. Why This Rating Matters
Standardizing on 94V-0 is critical for high-risk or mission-critical applications:
Safety: It prevents the PCB from becoming a source of fuel during a fire, which is essential in consumer electronics, automotive, and industrial tools.
Thermal Stability: These boards often offer good thermal stability, typically maintaining integrity up to 130–150°C.
Compliance: Many international markets require UL 94V-0 certification for electronic products to ensure they meet safety regulations.
For further verification of a specific board, you can often search the UL file number (usually printed near the 94V-0 mark) on the UL Product iQ database. Sh1 94v-0 Datasheet Apr 2026
The SH1 94V-0 designation typically refers to a specific marking found on printed circuit boards (PCBs) or electrical components, often associated with manufacturers like SHI (Shin Hwa) or components for brands like Vizio and LG . It indicates that the board's substrate material meets the UL 94V-0 flammability standard, the highest level of flame retardancy for plastics . Key Specifications & Features
The following features are standard for materials or boards carrying the 94V-0 datasheet rating:
Flame Retardancy (V-0): The material must self-extinguish within 10 seconds of removing the flame source .
Non-Inflaming Drips: Any particles that drip from the material during combustion must not be inflamed and cannot ignite a cotton indicator placed below the sample .
Vertical Orientation: The "V" stands for Vertical, meaning the test is performed while the material is held upright to simulate more realistic burning conditions .
Total Burn Time: The total burn time for five samples across two separate flame applications must not exceed 50 seconds .
Thermal Stability: Materials like FR-4 often used in 94V-0 boards typically offer stable performance up to temperatures of 130–150°C . Common Technical Applications
Because of its high safety rating, boards with these markings are standard in: Understanding UL94v-0 - Silicone Flammability Rating
Finding a "datasheet" for can be tricky because it isn't actually a single electronic component like a resistor or a chip. Instead, these markings represent the "birth certificate" of the printed circuit board (PCB) itself, indicating who made it and how safely it handles fire. Decoding the Marking If you see
etched onto a green or blue board, here is what it actually tells you:
: This is typically a manufacturer's internal code or model series. For example, "SH1" is frequently seen on main boards for televisions, monitors, and even automotive USB modules. : This is a UL 94 flammability rating
, which is the gold standard for electronics safety. It guarantees that if the board catches fire, it will self-extinguish within 10 seconds and won't drip flaming plastic. Why There is No Single "Datasheet"
refers to the board's physical construction rather than its electrical function, you won't find one master datasheet. Instead, engineers look for two separate types of documentation: The UL File (Safety Specs): Often accompanied by an "E" number (like
), which identifies the specific factory that manufactured the bare board. You can verify these safety standards through the UL Product iQ database The Schematic (Electrical Specs):
This is proprietary to the company that designed the device (e.g., LG, VIZIO, or Ford) and is rarely released to the public. The "94V-0" Safety Standard
UL 94V-0 PCB Manufacturing: Fire Safety Standards ... - HilPCB
Based on the string "sh1 94v-0", here is the breakdown of what this marking means and why a specific "datasheet" for the entire device is likely not available under that exact name.