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LED Direnç Hesaplayıcı — Ücretsiz Online Araç

Her LED için akım sınırlayıcı direnç

LED seri direnci hesapla. Kaynak gerilimi, LED ileri gerilim ve akımını gir. Standart değerler gösterilir.

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Daha fazla bilgi

LED resistor calculator

Calculate series current-limiting resistor for any LED.

How to use this tool

  1. 1

    Enter source voltage

    Battery or power supply voltage.

  2. 2

    Enter LED specs

    Forward voltage (Vf) and current (If) from datasheet.

  3. 3

    See resistor

    Exact + standard value, power rating.

Frequently Asked Questions

LED forward voltage typical
Red: 1.8-2.2V. Yellow/Green: 2.0-2.3V. Blue/White: 3.0-3.5V. UV: 3.3-4.0V. Always check datasheet.
Formula
R = (V_source - V_led) / I_led. Use LED current typically 10-20 mA. Power dissipation = (V_source - V_led) × I.

Önemli noktalar

  • LED Resistor Hesaplayıcı is a free, browser-based calculator tool — current-limiting resistor for any led.
  • Hayır signup, no downloads, no file uploads — your data stays on your device.
  • Works on desktop, tablet, and mobile. Install as a PWA for offline access.

How to Use LED Resistor Hesaplayıcı

  1. Open the tool: Launch LED Resistor Hesaplayıcı on Araçolis — no account or download needed.
  2. Enter your data: Paste text, enter values, or select a file directly in your browser.
  3. Get instant results: Everything is processed locally — results appear immediately.
  4. Copy or download: Save your output or share it. Bookmark for quick access next time.

LED Resistor Hesaplayıcı — Quick Facts

Fiyat
Ücretsiz — limit, filigran ve paywall yok
Gizlilik
%100 tarayıcı tabanlı — hiçbir veri sunucuya gönderilmez
Platform
Her modern tarayıcı — masaüstü, tablet veya mobil
Kategori
Hesaplayıcı Araçs on Araçolis
Çevrimdışı
Works offline after first visit (Progressive Web App)
ÖzellikDetaylar
AraçLED Resistor Hesaplayıcı
KategoriHesaplayıcı
Kayıt gerekliHayır
Dosya yüklemeYok — tarayıcıda işleniyor
Mobil desteğiTamamen duyarlı
MaliyetSonsuza kadar ücretsiz

Why Use LED Resistor Hesaplayıcı?

You should try LED Resistor Hesaplayıcı for a quick, private way to current-limiting resistor for any led. All processing happens in your browser. Your files and data never leave your device. According to web.dev, client-side processing is the gold standard for privacy.

On the other hand, dedicated APIs or desktop tools suit batch processing better. They also handle server-side automation. For everyday tasks, browser tools offer the best speed, privacy, and convenience.

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%100 Gizlilik. Bu araç tamamen tarayıcınızda çalışır. Verileriniz hiçbir sunucuya yüklenmez.