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    An AI Overview is not available for this searchCan't generate an AI overview right now. Try again later.
    AI Overview
    A UV flashlight circuit board typically drives high-power 365nm-395nm UV LEDs (often 10W) using a boost converter to raise battery voltage, featuring specialized components for stability. Key elements include a 7135*4IC driver (1400mA), 3.3μH inductors for voltage boosting, and battery protection to prevent discharging. 
    Common Circuit Features 
    • Driver Boards: 17mm, 7135*4IC driver boards are common for UV flashlights, operating at roughly 1400mA to drive LEDs.
    • Boost Converter: Often required to increase lower battery voltages (e.g., 1.5V) to the needed level, often incorporating Schottky diodes and capacitors.
    • Battery Protection: Circuits commonly utilize voltage regulators (like the TL431) to prevent draining lithium-ion batteries below 20% capacity.
    • UV LED Substrate: LEDs are often mounted on an aluminum substrate for heat dissipation. 
    Applications 
    • Curing: Used for UV glue curing in electronics repair (5V USB models).
    • Inspection: Used for identifying fluorescent materials, forensics, and non-destructive testing (NDT).
    • PCB Fabrication: Used in DIY setups to expose light-sensitive photoresist on PCBs. 
    UV Flashlight Types 
    • Portable 365nm/395nm: High-intensity, focusing on specific wavelengths for leak detection or resin curing.
    • USB UV Lights: Portable 5V, low-power lights for phone repair and UV glue curing. 
    For DIY applications, UV LEDs are often paired with a 12V parallel connection in an enclosure, powered by 12V 2A sources. 
    • EP10 – DIY PCB – Making a UV Light Controller PCB
      Mar 11, 2023 — anyway this power supply and PC additions are something which I can highly. recommend. so in this episode. I'm actually going to b...
      3m
      YouTube·ForOurGood
    • UV Flashlight Driver Board 17mm 7135*4IC Single Dimmer Circuit ...
      UV Flashlight Driver Board 17mm 7135*4IC Single Dimmer Circuit Board * 1400mA 17mm 7135*4IC Circuit Board. * Brand: DSXUV. * port ...
      Shenzhen Deshengxing Electronics Co., Ltd.
    • 5V USB Ultra Violet Light Lamp UV Glue Curing LED ... - AliExpress
      5V USB Ultra Violet Light Lamp UV Glue Curing LED Light UV LED Flashlight Ultra violet Torch For Phone Circuit Board Repair Tool. ...
      AliExpress
    • DIY Digital PCB Exposure Box
      May 22, 2020 — if you could recall my old FM transmitter tutorial you may have noticed. I love using presensitized. PCBs it's an awesome type of ...
      6:36
      YouTube·TechBuilder
    • How to Make a Printed Circuit Board (PCB) Using the UV Light LED ...
      Jul 4, 2009 — Step 1: Build Your UV LED Light Box. We purchased our chest at Goodwill for $6. We suggest finding a box that is about 1 foot in h...
      Instructables
    • Taking apart a very nice real-UVA flashlight (365nm)
      Dec 4, 2024 — and then just tons of LED filaments. that also really pop. when you shine the light onto them really amazing that is It's a really...
      6m
      YouTube·bigclivedotcom
    • 5V USB UV Flashlight Black Light Ultraviolet UV Glue Curing LED ...
      Item description report ... 5V USB Ultra violet light lamp UV glue curing LED light for phone LCD screen refurbish, 100% new brand...
      AliExpress
    • UV LED lamp circuit with battery protection unit - Circuit series ...
      Sep 8, 2020 — and your kind comments keep them coming also please subscribe to my channel to get all the future. videos. now let's get into toda...
      10m
      YouTube·Gadgetronicx
    • EP10 – DIY PCB – Making a UV Light Controller PCB
      Mar 11, 2023 — anyway this power supply and PC additions are something which I can highly. recommend. so in this episode. I'm actually going to b...
      3m
      YouTube·ForOurGood
    • UV Flashlight Driver Board 17mm 7135*4IC Single Dimmer Circuit ...
      UV Flashlight Driver Board 17mm 7135*4IC Single Dimmer Circuit Board * 1400mA 17mm 7135*4IC Circuit Board. * Brand: DSXUV. * port ...
      Shenzhen Deshengxing Electronics Co., Ltd.
    • 5V USB Ultra Violet Light Lamp UV Glue Curing LED ... - AliExpress
      5V USB Ultra Violet Light Lamp UV Glue Curing LED Light UV LED Flashlight Ultra violet Torch For Phone Circuit Board Repair Tool. ...
      AliExpress
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    My Ad Center

    Web results

    ALKISTA 10W High Power USB UV Lamp LED Ultraviolet ...


    Amazon.com
    https://www.amazon.com › ALKISTA-UV-Ultraviolet-P...
    Amazon.com
    https://www.amazon.com › ALKISTA-UV-Ultraviolet-P...
    Using 10W high-power UV lamp beads, wavelength 395mm, effective energy saving, not easy to overload, safe and stable. Curing in 6 seconds, Optimum distance: 5- ...Read more
    UV Flashlight Circuit Board from www.amazon.com
    People also ask
    Will UV light damage electronics?
    In short, UV-C Light Disinfection does not degrade or wear down cellphone/laptop electronics over time in any way. Unlike harsh cleaning agents, such as alcohol or bleach based solutions, UV-C Light Disinfection does not corrode the efficacy of the touch screen or interior electronics of the cell phone at all.

    The UV Disinfection Machine: Are They Safe For Electronic Devices?


    Chargetech
    https://chargetech.com › blogs › blog › uv-disinfection-...
    Chargetech
    https://chargetech.com › blogs › blog › uv-disinfection-...
    Is there such a thing as an UV flashlight?
    Most UV flashlights use LED bulbs to emit light in the UV-A range (around 365–400nm). This is the safest form of UV light, and it's highly effective for inspection tasks, especially when looking for substances that fluoresce, like bodily fluids, certain minerals, or chemical residues.May 5, 2025

    Unexpected Ways to Use a UV Flashlight - Fenix Lighting


    Fenix Lighting
    https://www.fenixlighting.com › blogs › news › unexpec...
    Fenix Lighting
    https://www.fenixlighting.com › blogs › news › unexpec...
    Do fungal infections glow under black light?
    Fungus Infections, such as ringworm or tricophyton, show as various shades of green (from yellowish to chartreuse) under ultraviolet light. Tinea versicolor, a skin rash, will fluoresce yellow.

    Medical Applications for UV Blacklight


    Spectro-UV
    https://www.spectro-uv.com › pages › medical-applicatio...
    Spectro-UV
    https://www.spectro-uv.com › pages › medical-applicatio...
    Which is better, 365nm or 395nm?
    An error has occurred. Please try again later.
    Discussions and forums
    Uv flashlight and a collimator for pcb
    Reddit · 
    r/AskElectronics
     · 3 comments
     · 1 month ago
    Uv flashlight and a collimator for pcb
    Reddit · 
    r/AskElectronics
     · 3 comments
     · 1 month ago
    It should work as long as the lens material passes that wavelength of light. Polycarbonate ...  More
    Top answer · 2 months ago
    If ai is correct it looks like I need fused silica for 365nm uv.  More
    2 months ago
    Help needed with first DIY UV flashlight
    Reddit · 
    r/flashlight
     · 10+ comments
     · 2 years ago
    Help needed with first DIY UV flashlight
    Reddit · 
    r/flashlight
     · 10+ comments
     · 2 years ago
    There are also some screws in the package, are these used to hold the LED PCB down onto the brass inlet? After the resistor swap, can I test the ...  More
    Help needed with first DIY UV flashlight
    BudgetLightForum.com · 
    2 years ago
    Help needed with first DIY UV flashlight
    BudgetLightForum.com · 
    2 years ago
    There are also some screws in the package, are these used to hold the LED PCB down onto the brass inlet? After the resistor swap, can I test the ...  More
    See more

    Web results

    UV Flashlight Circuit Board


    Shenzhen Deshengxing Electronics Co., Ltd.
    https://www.leduvcuring.com › uv-flashlight-circuit-boar...
    Shenzhen Deshengxing Electronics Co., Ltd.
    https://www.leduvcuring.com › uv-flashlight-circuit-boar...
    It is a device used for film coating processing, specifically designed to precisely adhere thin film materials to the surface of wafers. It combines the ...Read more
    Images
    UV Flashlight Driver Board 17mm 7135*4IC Single Dimmer ...
    UV Flashlight Driver Board 17mm 7135*4IC Single Dimmer ...
    Shenzhen Deshengxing Electronics Co., Ltd.
    Amazon.com: ALKISTA 10W High Power USB UV Lamp LED ...
    Amazon.com: ALKISTA 10W High Power USB UV Lamp LED ...
    Amazon.com
    32657 NORDSON PCB, UV LAMP CONTROL CW2 1091107A
    32657 NORDSON PCB, UV LAMP CONTROL CW2 1091107A
    eBay
    LED PCBA UV Torch : 6 Steps (with Pictures) - Instructables
    LED PCBA UV Torch : 6 Steps (with Pictures) - Instructables
    Instructables
    UV Flashlight Driver Board 17mm 7135*4IC Single Dimmer ...
    UV Flashlight Driver Board 17mm 7135*4IC Single Dimmer ...
    Shenzhen Deshengxing Electronics Co., Ltd.
    Flashlight Driver Circuit Board Type-C Charging Discharging Integrated Module
    Flashlight Driver Circuit Board Type-C Charging Discharging Integrated Module
    eBay
    2UUL SC08 365-395nm Dual Band Mini UV Curing Lamp for Mobile Phone PCB Circuit Board Repair Optical Glue Fast Curing Light - AliExpress 1420
    2UUL SC08 365-395nm Dual Band Mini UV Curing Lamp for Mobile Phone PCB Circuit Board Repair Optical Glue Fast Curing Light - AliExpress 1420
    AliExpress
    Printed Circuit Board Production Using UV Nail Curing Lamp ...
    Printed Circuit Board Production Using UV Nail Curing Lamp ...
    Instructables
    All images
    Show more images

    Web results

    LED PCBA UV Torch : 6 Steps (with Pictures)


    Instructables
    https://www.instructables.com › Workshop › Lighting
    Instructables
    https://www.instructables.com › Workshop › Lighting
    This article will teach you how to make your own UV lamp starting from PCBA. Even with a homemade black light, you can see fluorescence.Read more

    Single Mode 3V-18V 17mm Flashlight Driver Circuit Board ...


    eBay
    https://www.ebay.com › ... › LED Bar Arrays
    eBay
    https://www.ebay.com › ... › LED Bar Arrays
    1x 1-Mode Flashlight Driver Circuit Board. Application: Used for flashlight DIY. Material: electronic components. Red line is "+",Green line is "-".Read more
    UV Flashlight Circuit Board from www.ebay.com
    $13.98 · In stock · $7.95 delivery

    UV flashlight detection PCB circuit board and three anti- ...


    Tank007
    https://www.tank007.com › Blog
    Tank007
    https://www.tank007.com › Blog
    Aug 29, 2018 — The application of TANK007 UV flashlight in the detection of PCB circuit board and three anti-paint coating effects.Read more
    UV Flashlight Circuit Board from www.tank007.com

    Taking apart a very nice real-UVA flashlight (365nm)


    YouTube · bigclivedotcom
    96.8K+ views · 1 year ago
    YouTube · bigclivedotcom
    96.8K+ views · 1 year ago
    I wasn't expecting this to actually be a proper 365nm blacklight device, so when I tested it, it was a very pleasant surprise.
    8:19
    Missing: Circuit ‎Board
    bigclivedotcom
    YouTube·
    Dec 4, 2024

    Taking apart a very nice real-UVA flashlight (365nm)

    YouTube·bigclivedotcom·Dec 4, 2024
    YouTube

    Circuit Board » Special Edition Drop »


    Dbrand
    https://dbrand.com › shop › limited-edition › circuit-bo...
    Dbrand
    https://dbrand.com › shop › limited-edition › circuit-bo...
    Now back in stock: a custom 365nm UV flashlight, specifically designed to charge your new glow-in-the-dark skin within seconds. Only available while supplies ...Read more
  • Made With Real Tech Tips
  • It Glows In The Dark
  • Uv Light

    • 22mm 3V-12V 1-3 cell 1-Mode Flashlight Driver Board ...


    AliExpress
    https://www.aliexpress.com › ...
    AliExpress
    https://www.aliexpress.com › ...
    This 22mm flashlight driver board supports 3V-12V voltage and is compatible with 1-3 cells. Ideal for DIY circuit projects, it's a reliable PCB for building ...
    UV Flashlight Circuit Board from www.aliexpress.com
    $5.11 · 15-day returns
    People also search for
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