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Ldr

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Ldr Specification

Input
Incident light

Usage
Light detection, automatic lighting, smart electronics

Resolution
Analog (continuous resistance)

Operating Temperature
-30C to +70C

Sensors Specification
Photoresistor, Cadmium Sulphide (CdS) type

Power Supply
Not Applicable (passive component)

Components
Photoconductive cell/resistor

Output
Resistance change proportional to light

Interface
2 pin through-hole

Features
High light sensitivity, compact, easy integration

Power Source
Passive device (no internal supply)

Response Time
20-30 ms (approx)

Thermal Conductivity
Standard for electronics

IP Rating
Not rated (unless encapsulated)

Product Type
Light Dependent Resistor (LDR)

Application
Automatic street lamps, light sensors, alarms, electronic circuits

Rated Voltage
Up to 150V AC/DC

Supply Voltage
Up to 150V AC/DC

Size
5mm diameter (commonly used size)

Dimension (L*W*H)
5mm x 2.5mm (body size), lead length varies

Function
Detects light intensity changes

Color
Golden/Beige (resistor body)

Weight
Approximately 1g

Thickness
Approx. 2.5 mm

Current Rating
Typically a few mA

Frequency
DC or low frequency applications

About Ldr

Explore the breathtaking capabilities of our Crackerjack LDR Photoresistor, expertly designed with high light sensitivity and maximum power dissipation of 100 mW. With valuable dark resistance of over 1M and light resistance as low as 10k, this RoHS-compliant CdS sensor responds in just 20-30 ms. Its sturdy through-hole mounting, golden/beige body, and robust design make it ideal for automatic lighting, smart electronics, and precise light detection. Order today to optimize your electronic circuits with premium performance and reliability.

Features & Specific Usage of LDR

This valuable machine spotlights remarkable features, including high sensitivity and compact build, perfect for automatic street lamps, alarms, and electronic light sensors. With analog resolution and passive operation, it excels in DC or low-frequency circuits. Easy integration through its two-pin through-hole interface ensures smooth application for both hobbyists and industrial traders, supporting smart lighting automation and detection tasks with reliability and efficiency.

Sample Policy, Export, & Domestic Market

We offer samples at an attractive asking price for bulk buyers and distributors. Our sale price structure is designed to provide premium affordability, supporting businesses across India and beyond. The main export markets include Asia and select regions worldwide, while our primary domestic market caters both to urban and industrial sectors. Experience dependable supply and prompt order fulfillment for all your LDR requirements.

FAQs of Ldr:

Q: How does the LDR detect changes in light intensity?

A: The LDR functions by changing its resistance based on the intensity of incident light. Its resistance drops significantly under strong light and rises in darkness, enabling automatic detection and response in circuits.

Q: What are the main applications of this LDR?

A: This LDR is widely used in automatic street lamps, electronic light sensors, alarm systems, and other smart electronics where light intensity needs to be measured or controlled.

Q: Where can the LDR be installed for best performance?

A: The LDR is ideally installed in locations needing light-sensitive automation, such as outdoor lighting systems, security alarm setups, and smart electronics projects, leveraging its through-hole mounting for stable attachment.

Q: What is the process for ordering bulk LDR units?

A: Bulk orders can be placed directly with our distribution team. We provide sample units at a reasonable asking price and offer premium sale price packages for large quantities, suited for importers, suppliers, and industrial buyers.

Q: When is it best to use the LDR in a circuit?

A: The LDR shows optimal performance in DC or low frequency applications requiring analog light detection, particularly in environments operating between -30C and +70C.

Q: What benefits does using this LDR offer?

A: Using this LDR ensures breathtaking accuracy in light measurement, valuable automation for lighting systems, and reliable integration into various electronic applications due to its high sensitivity and rapid response time.

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