Module Board
Features: Synchronous rectification scheme, wide voltage input, high current output, high efficiency. With DC plug and terminals, easy to use. With USB port, with fast-charge identification chip compatible with Andrews and iphone mobile phone. Product parameters: Input voltage: DC 9V -..
$16.99
Ex Tax:$16.99
Description: 1, Input voltage: 3.2-35VAdjustment method: the first to connect the power supply (3.2-35V) and then use a multimeter to monitor the output voltageand adjust the potentiometer (generally rise the voltage in Clockwise, reverse to buck)2, Output voltage: 1.25-30V continuously adjustable (..
$9.99
Ex Tax:$9.99
Feature: Output Current: 1.5A (minimum), 2.2A (typ)Input and output voltage difference (VI-VO): 40Vdc (max)Adjustable output voltage range: 1.2 ~ 37VOperating temperature: -55 to +150Output Current: 1.5AInput voltage: 4.2 ~ 40 VCharacteristics Frequency: 100 (MHz)Module size: 35.6 (mm) x16.8 (mm)In..
$7.99
Ex Tax:$7.99
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Features:
1. Onboard LM386 Chip
2. 200 multiplier benefits circuit design
3. On-board speaker wiring block
4. On-board 10K variable resistor, you can adjust the volume of the enlarged
5. On-board power indicator
6. The chip pin leads, can be directly input audio signal
7. Operating vo..
$9.99
Ex Tax:$9.99
Content-Length: 1952
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Feature:
1. On-board LM386 Chip
2. 20 times gain circuit design
3. On-board speaker wiring Block
4. On-board 10K variable resistor, you can adjust the volume of the amplifier
5. On-board power indicator
6. The chip pin was lead..
$7.99
Ex Tax:$7.99
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Features:
1.The flame sensor is most sensitive to flame,and it will also respond to ordinary light,generally used in fire alarm and other purposes.
2.A small panel output interface can be directly connected with the microcontroller IO port.
3.The sensor should be kept a certai..
$7.99
Ex Tax:$7.99
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>>>Manual: Click here to open..
$6.99
Ex Tax:$6.99
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Specifications:
The distance between PCB two circular hole (point to point center) is 1.5cm, and the aperture is 0.3cm.
Slot type optocoupler slot width : 10mm
Main chip: LM393, slot type optocoupler H2010
Working voltage: DC 5V
Size: 32mm x11mm x 20mm
Characteristi..
$6.99
Ex Tax:$6.99
Specifications: Main chip: LM393, 3144 Hall sensor Working voltage: DC 5V Size: 2.7 cm x 1.4cm Interface description (4-wire system): 1 VCC external 5V voltage 2 GND external GND 3 DO small board digital output interface (0 and 1) Features: 1. Has a power indicator and signal output indication..
$17.99
Ex Tax:$17.99
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Features:
- On-board LM393 voltage comparator chip and tilt sensor probe
- Support 5 V / 3.3 V voltage input
- On-board signal output instructions, output is high effective signal at the same time, the indicator lamp light output signal can be directly and single-chip microcom..
$9.99
Ex Tax:$9.99
Description: 1. Size: 32mm x 22mm x 22mm2. The main chip: LM393, MQ-3 gas sensor3. Work voltage: DC3-5V4. With the signal output instructions;5. Dual output (analog output, and TTL level output);6. TTL output valid signal is low, the microcontroller can be connected directly;7. 0 ~ 5V analog output..
$12.99
Ex Tax:$12.99
Feature: Can be used for Acoustic control light , give sound and light alarm working with Photosensitive sensor, and sound control,sound detectWhen there is sound,outputs low level and the signal lightCircuit board output switch quantityThe output effective signal is low levelSingle channel signal ..
$7.99
Ex Tax:$7.99