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LM7818 18V 1.5A Voltage Regulator IC

SKU: HTE-01945✔ In Stock

Original price was: ৳ 35.00.Current price is: ৳ 25.00.

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  • Fixed +18V positive voltage regulator with up to 1.5A output current capability
  • Built-in thermal overload and short-circuit current limiting protections
  • Standard TO-220 package for easy mounting and heatsink attachment
  • Ideal for audio amplifiers, power supplies, and industrial electronics
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Description

Looking for a reliable and stable power supply solution for your electronics projects? The LM7818CV is a fixed positive three-terminal voltage regulator designed to deliver a steady +18V output from a higher unregulated DC input. আপনি যদি আপনার প্রজেক্টের জন্য একটি নির্দিষ্ট এবং নিখুঁত ভোল্টেজ রেগুলেটর আইসি খুঁজছেন, তবে LM7818CV আপনার জন্য একটি দারুণ পছন্দ। At HTE Bangladesh, we provide genuine components so your circuits remain safe from voltage fluctuations.

Features & Benefits

  • Fixed Output Voltage: Provides a stable +18V regulated output, ensuring consistent performance for sensitive components.
  • High Output Current: Capable of delivering up to 1.5A of output current when used with an adequate heatsink.
  • Built-in Protection: Features internal thermal overload protection and short-circuit current limiting to prevent hardware damage.
  • Low Dropout Voltage: Designed for efficient step-down conversion with minimal power loss.

? Technical Specifications

Parameter Specification Value
Product Name / Model LM7818CV (L7818CV)
Device Type Three-Terminal Positive Voltage Regulator
Output Voltage +18V DC
Max Output Current 1.5A
Input Voltage Range Up to 33V DC
Operating Temperature Range 0°C to +125°C
Package Type TO-220 (Plastic Package)
Material Silicon Semiconductor with Metal Tab

? Additional Information

  • Weight: Approximately 2 grams (packaged safely for delivery across Bangladesh).
  • Dimensions: Standard TO-220 footprint (~ 10mm x 4.5mm x 9mm package size).
  • Package Includes: 1 x LM7818CV Voltage Regulator IC.

? Application Section

The LM7818CV is widely used in power supply design, audio amplifiers, microcontroller systems, motor drivers, and industrial automation equipment requiring a stable 18-volt rail. Compared to adjustable regulators like the LM317, the LM7818CV is much simpler to implement for fixed-rail applications because it requires fewer external components.

Compared to lower-voltage regulators like the LM7805 or LM7812, the LM7818CV is specifically engineered for higher-voltage sub-circuits, making it ideal for specialized analog and operational amplifier power supply designs.

✅ CTA Section

আপনার পছন্দের ইলেকট্রনিক্স কম্পোনেন্টস এখন আরও সাশ্রয়ী মূল্যে ঘরে বসেই অর্ডার করুন HTE Bangladesh থেকে। Order the original LM7818CV voltage regulator IC today at the best price in Bangladesh and experience fast delivery nationwide!

❓ FAQ Section

Q: What is the maximum input voltage for the LM7818CV?
A: The LM7818CV typically accepts an unregulated input voltage of up to 33V DC to safely regulate down to the fixed +18V output.

Q: Can the LM7818CV deliver 1.5A without a heatsink?
A: No, while the IC is rated for up to 1.5A, it will overheat quickly under high loads without a proper aluminum heatsink attached to its TO-220 tab.

Q: Where can I buy the original LM7818CV in Bangladesh?
A: You can buy the original LM7818CV voltage regulator IC online directly from HTE Bangladesh with guaranteed quality and fast shipping across the country.

Additional information

Weight 10.00 g
Dimensions 5.00 × 4.00 × 2.00 cm

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Product Datasheet

Download the official datasheet for full technical specifications, pin-outs, and electrical characteristics.

Download Datasheet (PDF)

Warranty & Return Policy

Warranty Terms & Conditions (Electronic Components)

Electronic components are covered by a 7-day replacement warranty from the date of delivery.

To qualify for a replacement:

  • The product must be returned within 7 days of delivery.
  • The product must be in new, unused condition with its original packaging and accessories.
  • If the returned product shows signs of use but is otherwise acceptable, a 30%–50% deduction from the product value may apply at our discretion.
  • The warranty covers manufacturing defects only — it does not cover damage caused by misuse, improper installation, modification, electrical overvoltage, reverse polarity, water damage, or physical damage.
  • Replacement is subject to inspection and approval by our technical team.