Pre Order | LK Tronics https://lk-tronics.com/product-category/pre-order/ Components for the Future Tue, 11 Feb 2025 10:30:41 +0000 en-US hourly 1 https://wordpress.org/?v=6.7.2 https://i0.wp.com/lk-tronics.com/wp-content/uploads/2023/11/cropped-Main-Logo-lktronics-2023-512-x-512-px-1.png?fit=32%2C32&ssl=1 Pre Order | LK Tronics https://lk-tronics.com/product-category/pre-order/ 32 32 153475254 Power Supply Module for Arduino 230AC-5VDC 700mA https://lk-tronics.com/product/power-supply-module-for-arduino-230ac-5vdc-700ma/?utm_source=rss&utm_medium=rss&utm_campaign=power-supply-module-for-arduino-230ac-5vdc-700ma https://lk-tronics.com/product/power-supply-module-for-arduino-230ac-5vdc-700ma/#respond Tue, 28 Jan 2025 06:47:00 +0000 https://lk-tronics.com/?post_type=product&p=19000 LK Tronics
Power Supply Module for Arduino 230AC-5VDC 700mA

LKPO00182

Power Supply Module for Arduino 230AC-5VDC 700mA
darazsales

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LK Tronics
Power Supply Module for Arduino 230AC-5VDC 700mA


Power Supply Module for Arduino 230AC-5VDC 700mA

Specifications

1. Input Parameters

  • Input Voltage: 100-240VAC (Nominal: 230VAC)
  • Input Frequency: 50/60 Hz
  • Input Current: ≤ 0.2A at full load
  • AC Plug Type: Compatible with global standards (customizable based on region).
  • Insulation Resistance: ≥ 50 MΩ at 500VDC

2. Output Parameters

  • Output Voltage: 5V DC
  • Output Current: 700mA (Maximum Continuous Current)
  • Ripple and Noise: < 50mVp-p @ full load
  • Line Regulation: ±0.5%
  • Load Regulation: ±1%
  • Output Voltage Accuracy: ±2%

3. Protection Features

  • Overload Protection: Auto-recovery when the load exceeds 110%-150% of rated current.
  • Short Circuit Protection: Hiccup mode, auto-recovery.
  • Overvoltage Protection: 5.5V maximum with auto-recovery.
  • Thermal Protection: Shuts down at > 85°C internal temperature, auto-recovery when temperature normalizes.

4. Efficiency and Performance

  • Efficiency: ≥ 85% at full load
  • Standby Power Consumption: ≤ 0.2W
  • Temperature Rise: < 40°C at full load
  • Start-Up Time: ≤ 2s at 230VAC input
  • Hold-Up Time: ≥ 10ms at 230VAC full load

5. Environmental Conditions

  • Operating Temperature Range: -20°C to +60°C
  • Storage Temperature: -40°C to +85°C
  • Relative Humidity: 10% to 90% (non-condensing)
  • Altitude: Up to 2000m

6. Mechanical Specifications

  • Form Factor: Compact PCB or encased module (e.g., 25mm x 25mm x 20mm)
  • Mounting: Through-hole, screw holes, or direct soldering to PCB.
  • Input Terminal: Screw connectors or soldering pins.
  • Output Terminal: 2-pin soldering pads or connector.
  • Weight: Approx. 25g

7. Certifications and Standards

  • Safety Compliance: IEC/EN 60950-1 or IEC/EN 62368-1
  • EMI/EMC Compliance: EN 55022 Class B, EN 55024
  • RoHS Compliance: Yes
  • MTBF: ≥ 50,000 hours

Power Supply Module for Arduino 230AC-5VDC 700mA
darazsales

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18650 Lithium Battery Charger 2S AC230V https://lk-tronics.com/product/18650-lithium-battery-charger-2s-ac230v/?utm_source=rss&utm_medium=rss&utm_campaign=18650-lithium-battery-charger-2s-ac230v https://lk-tronics.com/product/18650-lithium-battery-charger-2s-ac230v/#respond Fri, 24 Jan 2025 11:50:37 +0000 https://lk-tronics.com/?post_type=product&p=18958 LK Tronics
18650 Lithium Battery Charger 2S AC230V

LKPO00183

18650 Lithium Battery Charger 2S AC230V
darazsales

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LK Tronics
18650 Lithium Battery Charger 2S AC230V

18650 Lithium Battery Charger 2S AC230V

Input Specifications

  • Input Voltage: AC 100V–240V (nominal 230V, 50/60Hz)
  • Input Current: ≤0.3A
  • Plug Type: EU (standard) / other regional plugs available
  • Power Factor Correction (PFC): Active or passive depending on the model.

Output Specifications

  • Output Voltage: 8.4V DC (optimized for 2S configuration)
  • Output Current: 1A / 2A (options available, depending on the charger model)
  • Charging Type: Constant Current/Constant Voltage (CC/CV)
  • Termination Voltage: 4.2V per cell
  • Ripple Voltage: ≤120mV

Battery Compatibility

  • Battery Type: Lithium-ion rechargeable (18650, 2S configuration)
  • Battery Capacity Range: 1000mAh–4000mAh per cell
  • Configuration: 2S (two cells in series)

Charging Features

  1. Charging Efficiency: ≥85%

Physical Specifications

  • Dimensions: 70mm × 50mm × 30mm (approximate)
  • Weight: ~120g
  • Material: Flame-retardant ABS plastic housing
  • Cable Length: 1 meter (input and output cables)
  • Cooling: Passive (ventilation slots) / Optional active cooling (with fan) in high-power models
  • Mounting: Desktop or wall-mounted design

Environmental Conditions

  • Operating Temperature: 0°C to 45°C
  • Storage Temperature: -20°C to 60°C
  • Humidity: 10% to 90% non-condensing
  • Safety Standards Compliance: CE, RoHS, FCC

18650 Lithium Battery Charger 2S AC230V
darazsales

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TCS34725 RGB Colour Recognition Sensor https://lk-tronics.com/product/5pcs-10pcs-tcs34725-color-sensor-rgb-development-board-module/?utm_source=rss&utm_medium=rss&utm_campaign=5pcs-10pcs-tcs34725-color-sensor-rgb-development-board-module https://lk-tronics.com/product/5pcs-10pcs-tcs34725-color-sensor-rgb-development-board-module/#respond Thu, 25 Jan 2024 12:44:19 +0000 https://lk-tronics.com/product/5pcs-10pcs-tcs34725-color-sensor-rgb-development-board-module/ LK Tronics
TCS34725 RGB Colour Recognition Sensor

LKPO00181

TCS34725 RGB Colour Recognition Sensor
lahiru Dhananjaya

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LK Tronics
TCS34725 RGB Colour Recognition Sensor

TCS34725 RGB Colour Recognition Sensor

Specifications

Key Features:

  • Color Sensing: Measures Red, Green, Blue (RGB), and Clear (C) light.
  • Built-in IR Blocking Filter: Ensures accurate color measurement by filtering out infrared light.
  • White LED: Provides consistent illumination for accurate measurements.
  • Wide Dynamic Range: Capable of detecting low light levels and strong ambient light.
  • I2C Interface: Supports easy communication with microcontrollers (7-bit slave address: 0x29).
  • Interrupt Functionality: Programmable interrupt thresholds to reduce microcontroller overhead.
  • Low Power Consumption: Ideal for battery-powered devices.

Technical Specifications

Optical Characteristics:

  • Color Sensitivity:
    • Red, Green, Blue, and Clear light with 16-bit resolution for each channel.
  • IR Blocking Filter: Integrated to improve color accuracy.
  • Light Intensity Range: 0.01 to 40,000 lux.

Electrical Characteristics:

  • Power Supply Voltage (VDD): 2.7V to 3.6V.
  • Current Consumption:
    • Active Mode: ~235 µA.
    • Sleep Mode: ~2.5 µA.
  • I2C Voltage Levels: 1.8V to 5V tolerant.

Communication Interface:

  • Protocol: I2C (Inter-Integrated Circuit).
  • Data Rate: Up to 400 kHz (Fast Mode).
  • I2C Address: Default 0x29 (modifiable via external circuitry).

LED Characteristics:

  • Integrated LED:
    • White light illumination.
    • Current Draw: ~60 mA (when enabled).

Operating Characteristics:

  • Operating Temperature: -30°C to +70°C.
  • Accuracy:
    • ±10% for RGB measurements.
  • Integration Time: Programmable from 2.4 ms to 700 ms for noise reduction.

Physical Dimensions:

  • Sensor Package: Chip or breakout board depending on the supplier.
  • Typical Breakout Board Dimensions: ~20mm x 20mm.
  • Connector Type: Pin header or solder pads.

Applications:

  • Display color correction and calibration.
  • Color sorting in industrial automation.
  • Ambient light sensing for displays.
  • Consumer electronics (e.g., mobile phones, tablets).
  • Medical diagnostics (e.g., chemical composition detection).
  • Robotics and DIY electronics projects.

Pin Configuration:

  1. VIN: Power input (3.3V or 5V).
  2. GND: Ground.
  3. SDA: I2C Data Line.
  4. SCL: I2C Clock Line.
  5. INT: Interrupt pin (optional).

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TCS34725 RGB Colour Recognition Sensor
lahiru Dhananjaya

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