Features:
Epoxy resin encapsulation
fast response
small size
high sensitivity
good stability and good spectral characteristics
Specifications:
Model
GL5549
Vmax (VDC)
150
Pmax (mW)
90
Ambient temp(℃)
-30~+70
Spectral peak (nm)
540
Light Resistance at 10Lux (KΩ)
80-150
Dark Resistance (MΩ)
20
Gamma value at 100- 10Lux
0.8
Response Time (ms)
30
Measuring Conditions
Light resistance: Measured at 10 Lux with standard light A (2854K color temperature) and 2hr illumination at 400-600 lux prior to testing.
Dark Resistance: Measured 10 senconds after closed 10 lux.
Gamma Characteristic: Between 10 lux ande 100 lux and given by γ = lg(R10/R100) R10、R100 Cell resistance at 10 lux and 100 lux. The error of γ is ± 0.1.
Pmax: Max. power dissipation at ambient temperature of 25 ℃.
Vmax: Max. voltage in darkness that may be applied to the cell continuously.
Pin Connections Table 1
Board Sensor Pin Connection GL5549 LDR Divider output One leg to 3.3-5V, other leg to board analog pin AND a fixed resistor to GND
Photo Resistor Sensor LDR 5mm GL5549 80kOhm~150kOhm P=3.4mm - Arduino Uno
Photo Resistor Sensor LDR 5mm GL5549 80kOhm~150kOhm P=3.4mm - Arduino Nano
Photo Resistor Sensor LDR 5mm GL5549 80kOhm~150kOhm P=3.4mm - Arduino Mega
Photo Resistor Sensor LDR 5mm GL5549 80kOhm~150kOhm P=3.4mm - ESP32
Photo Resistor Sensor LDR 5mm GL5549 80kOhm~150kOhm P=3.4mm - ESP8266
Photo Resistor Sensor LDR 5mm GL5549 80kOhm~150kOhm P=3.4mm - STM32
Photo Resistor Sensor LDR 5mm GL5549 80kOhm~150kOhm P=3.4mm - Raspberry Pi Pico
1 //ekostra.com
2 //electronics store in egypt
3 //+201008896258
4
5 // Analog pin: A0 on Arduino Uno (ADC range 0 -1023 , reference 5. 0V)
6 #define LDR_PIN A0
7
8 void setup () {
9 Serial.begin (115200 );
10 }
11
12 void loop () {
13 int raw = analogRead(LDR_PIN);
14 float voltage = raw * 5.0 / 1023.0 ;
15
16 Serial.print ("Light reading (raw): "); Serial.print (raw);
17 Serial.print (" Voltage: "); Serial.print (voltage);
18 Serial.println (raw > 500 ? " -> Dark" : " -> Bright"); // tune the 500 threshold to your LDR/resistor pair
19
20 delay (300 );
21 }
1 //ekostra.com
2 //electronics store in egypt
3 //+201008896258
4
5 // Analog pin: A0 on Arduino Nano (ADC range 0 -1023 , reference 5. 0V)
6 #define LDR_PIN A0
7
8 void setup () {
9 Serial.begin (115200 );
10 }
11
12 void loop () {
13 int raw = analogRead(LDR_PIN);
14 float voltage = raw * 5.0 / 1023.0 ;
15
16 Serial.print ("Light reading (raw): "); Serial.print (raw);
17 Serial.print (" Voltage: "); Serial.print (voltage);
18 Serial.println (raw > 500 ? " -> Dark" : " -> Bright"); // tune the 500 threshold to your LDR/resistor pair
19
20 delay (300 );
21 }
1 //ekostra.com
2 //electronics store in egypt
3 //+201008896258
4
5 // Analog pin: A0 on Arduino Mega (ADC range 0 -1023 , reference 5. 0V)
6 #define LDR_PIN A0
7
8 void setup () {
9 Serial.begin (115200 );
10 }
11
12 void loop () {
13 int raw = analogRead(LDR_PIN);
14 float voltage = raw * 5.0 / 1023.0 ;
15
16 Serial.print ("Light reading (raw): "); Serial.print (raw);
17 Serial.print (" Voltage: "); Serial.print (voltage);
18 Serial.println (raw > 500 ? " -> Dark" : " -> Bright"); // tune the 500 threshold to your LDR/resistor pair
19
20 delay (300 );
21 }
1 //ekostra.com
2 //electronics store in egypt
3 //+201008896258
4
5 // Analog pin: 34 on ESP32 (ADC range 0 -4095 , reference 3. 3V)
6 #define LDR_PIN 34
7
8 void setup () {
9 Serial.begin (115200 );
10 }
11
12 void loop () {
13 int raw = analogRead(LDR_PIN);
14 float voltage = raw * 3.3 / 4095.0 ;
15
16 Serial.print ("Light reading (raw): "); Serial.print (raw);
17 Serial.print (" Voltage: "); Serial.print (voltage);
18 Serial.println (raw > 500 ? " -> Dark" : " -> Bright"); // tune the 500 threshold to your LDR/resistor pair
19
20 delay (300 );
21 }
1 //ekostra.com
2 //electronics store in egypt
3 //+201008896258
4
5 // Analog pin: A0 on ESP8266 (ADC range 0 -1023 , reference 3. 3V)
6 #define LDR_PIN A0
7
8 void setup () {
9 Serial.begin (115200 );
10 }
11
12 void loop () {
13 int raw = analogRead(LDR_PIN);
14 float voltage = raw * 3.3 / 1023.0 ;
15
16 Serial.print ("Light reading (raw): "); Serial.print (raw);
17 Serial.print (" Voltage: "); Serial.print (voltage);
18 Serial.println (raw > 500 ? " -> Dark" : " -> Bright"); // tune the 500 threshold to your LDR/resistor pair
19
20 delay (300 );
21 }
1 //ekostra.com
2 //electronics store in egypt
3 //+201008896258
4
5 // Analog pin: PA0 on STM32 (ADC range 0 -4095 , reference 3. 3V)
6 #define LDR_PIN PA0
7
8 void setup () {
9 Serial.begin (115200 );
10 }
11
12 void loop () {
13 int raw = analogRead(LDR_PIN);
14 float voltage = raw * 3.3 / 4095.0 ;
15
16 Serial.print ("Light reading (raw): "); Serial.print (raw);
17 Serial.print (" Voltage: "); Serial.print (voltage);
18 Serial.println (raw > 500 ? " -> Dark" : " -> Bright"); // tune the 500 threshold to your LDR/resistor pair
19
20 delay (300 );
21 }
1 //ekostra.com
2 //electronics store in egypt
3 //+201008896258
4
5 // Analog pin: 26 on Raspberry Pi Pico (ADC range 0 -4095 , reference 3. 3V)
6 #define LDR_PIN 26
7
8 void setup () {
9 Serial.begin (115200 );
10 }
11
12 void loop () {
13 int raw = analogRead(LDR_PIN);
14 float voltage = raw * 3.3 / 4095.0 ;
15
16 Serial.print ("Light reading (raw): "); Serial.print (raw);
17 Serial.print (" Voltage: "); Serial.print (voltage);
18 Serial.println (raw > 500 ? " -> Dark" : " -> Bright"); // tune the 500 threshold to your LDR/resistor pair
19
20 delay (300 );
21 }
Project Notes: Bare LDR photoresistor - wire into a voltage divider with a fixed resistor.
نظرة عامة ومواصفات المنتج — بالعربية Photo Resistor Sensor LDR 5mm GL5549 80kΩ~150kΩ P=3.4mm متوفر الآن في متجر إكوسترا للإلكترونيات، ضمن قسم Light/Color Sensor وSensors، بسعر 6,00 EGP. كود المنتج لدينا: EK1394. المنتج متوفر في المخزون وجاهز للشحن الفوري لكل محافظات مصر مع إمكانية الدفع عند الاستلام.
أهم المواصفات الفنية:
Product Name: Photo Resistor Sensor LDR 5mm GL5549Resistance Range: 80kΩ–150kΩLight Diameter: 5mmPitch (P): 3.4mmType: LDR (Light Dependent Resistor)الخامة: Cadmium Sulfide (CdS)Max Voltage: 150VMax Power: 100mWهذا المنتج مناسب لمشاريع الأردوينو (Arduino) و ESP32 و Raspberry Pi، ومشاريع الروبوتات وإنترنت الأشياء والتعليم الهندسي. جميع القطع مفحوصة قبل الشحن.
تصفّح المزيد من Light/Color Sensor في إكوسترا.
Specification
