Rajiv Electronics

YOUR PARTNER IN TECHNOLOGY SOLUTIONS

Rajiv Electronics

YOUR PARTNER IN TECHNOLOGY SOLUTIONS

Discount-For bulk orders kindly email us on (rajiv2digital@gmail.com). We will provide you the best possible discount.
  • Features :
    • Ready to  plug & play.
    • It can connect to various modules like sensors, servos, relays, buttons, potentiometers
    • Each functional module has buckled port with VCC, GND and Output, which has corresponding port on the Sensor Shield, connected with a plain 2.54mm dual-female cable you may start playing already. Buckled brick cables are like cement for bricks, make the connections easier, secure and more professional looking.
  • A versatile relay board with opto-isolated input. The relay channel can drive up to 10A @28VDC
    • 5V supply voltage / input signals
    • Jumper to select high/low
    • Equiped with a high-current relay (10A @ 28VDC)
    • 2x LEDs that show the current state of the relay
  • NodeMCU is an open source IoT platform. It includes firmware which runs on the ESP8266 Wi-Fi SoC from Espressif Systems, and hardware which is based on the ESP-12 module. The term "NodeMCU" by default refers to the firmware rather than the development kits. The firmware uses the Lua scripting language. It is based on the eLua project, and built on the Espressif Non-OS SDK for ESP8266. It uses many open source projects, such as lua-cjson, and spiffs.
  • Touch Sensor Switch Module

    SKU: E-383 50.00 +GST
    Description: -Color: red. -Main chip: LM393. -Operating voltage: DC 5V. -Light weight design. -With single channel signal output. -Low level output signal used for human body touch sensor alarm. -Compatible with Arduino.
  • P/N: Door lock solenoid NC-0837L-12V
    Materials: Copper lines, Matal, Cable
    Related Voltage: 12V/ DC
    Stroke VS Force 50grams @ 10mm
    Power 8 wattages
    Mounting hole: 6.8*3mm/0.26"*0.12"(L*W)
    Insulation Resistance: 100M Ohms, 500V DC
    Dielectric Voltage 700V DC per seconds
    Life cycle 1,000,000 cycle min
    Color Silver
  • HX711 Load Cell Amplifier Module

    SKU: E-386 75.00 +GST
    HX711 is a precision 24-bit analog to-digital converter (ADC) designed for weigh scales and industrial control applications to interface directly with a bridge sensor. The input multiplexer selects either Channel A or B differential input to the low-noise programmable gain amplifier (PGA). Channel A can be programmed with a gain of 128 or 64, corresponding to a full-scale differential input voltage of ±20mV or ±40mV respectively, when a 5V supply is connected to AVDD analog power supply pin. Channel B has a fixed gain of 32.
  • SIM 900 GSM/GPRS Module

    SKU: E-379 700.00 +GST
    The SIM900 is a complete Quad-band GSM/GPRS solution in a SMT module which can be embedded in the customer applications. Featuring an industry-standard interface, the SIM900 delivers GSM/GPRS 850/900/1800/1900MHz performance for voice, SMS, Data, and Fax in a small form factor and with low power consumption. With a tiny configuration of 24mm x 24mm x 3 mm, SIM900 can fit almost all the space requirements in your M2M application, especially for slim and compact demand of design.
  • Description
    This is a speed sensor, the major goal is to check the rate of motor.It was widely used in motor speed detection, pulse count, the position limit, etc.
    Features:
    -Groove type optical coupling sensor
    -The output state light, lamp output level, the output low level light.
    -Covered, output high level;Without sunscreen, the output low level.
    -The comparator output signal is clean, good waveform, driving ability is strong, for more than 15 ma.
    -It has a fixed bolt hole, convenient installation.
  • Voltage Detection Sensor Module 25V

    SKU: E-381 65.00 +GST

    Inputs

    • GND –  This is where you connect the low side of the voltage you are measuring.   Caution! : This is the same electrical point as your Arduino ground.
    • VCC:  The is where you connect the high side of  the voltage you are measuring

    Outputs

    • S:  This connects to your Arduino analog input.
    • – (or minus):  This connects to your Arduino ground.
    • :  This is not connected.  It does absolutely nothing.
  • The nRF24L01 is used on a wide variety of applications that require wireless control. They are transceivers which this means that each module can transmit and receive data. These modules are very cheap and you can use them with any microcontroller (MCU). Specifications nRF24L01 – 2.4GHz RF Transceiver
    • Low cost single-chip 2.4GHz GFSK RF transceiver IC
    • Range with Antenna: 250Kb rate (Open area) >1000 meter
    • Power: Ultra low power consumption
    • Input Voltage: 3.3V
    • Pins: 5V tolerant
  • CAN-BUS is a common industrial bus because of its long travel distance, medium communication speed and high reliability. It is commonly found on modern machine tools and as an automotive diagnostic bus. This CAN-BUS Shield adopts MCP2515 CAN Bus controller with SPI interface and MCP2551CAN transceiver to give your Arduino/Seeeduino CAN-BUS capability. With an OBD-IIconverter cable added on and the OBD-II library imported, you are ready to build an onboard diagnostic device or data logger.
  • Description: -Mini PFM Control. -On-board input voltage indicator. -High conversion efficiency, maximum to 96%. -Any DC voltage input 0.9V ~ 5V, output 5V DC voltage can be stable, with two AA batteries input to the output current of 500-600MA, single AA battery power supply output current about 200MA. -On-board USB female, can supply power directly to the USB interface. -Small dimension.
  • WCS1600 CURRENT SENSOR MODULE

    SKU: E-373 810.00 +GST
    The Winson WCS1600 current sensor provides economical and precise solution for both DC and AC current sensing in industrial, commercial and communications systems. The unique package provides easy implementation without breaking original system and makes current sensing possible. Typical applications include motor control, load detection and management, over-current fault detection and any intelligent power management system etc.
  • MF RC522 is a highly integrated read and write card chip applied to the 13.56MHz contactless communication.It is a low-voltage, low-cost, and small-sized non-contact card chip, a best choice for intelligent instrument and portable handheld devices. The MF RC522 uses advanced modulation and demodulation concept which fully presented in all types of 13.56MHz passive contactless communication methods and protocols. In addition, it supports rapid CRYPTO1 encryption algorithm to verify MIFARE products. MFRC522 also supports MIFARE series of high-speed non-contact communication, with a two-way data transmission rate of up to 424kbit/s. As a new member of the 13.56MHz highly integrated reader card series, MF RC522 is much similar to the existing MF RC500 and MF RC530 when there are also great differences. It communicates with the host machine via the serial manner which needs less wiring. You can choose between SPI, I2C and serial UART mode (similar to RS232), which helps reduce the connection, save PCB board space (smaller size), and reduce cost.
  • The MB102 is a breadboard power supply module manufactured by the YuRobot . This module has the marking 545043 and MB V2 on the printed circuit board (PCB). It provides dual 5 V and 3.3 V power rails, and has a multi-purpose female USB socket.
  • CH340 is a USB bus convert chip and it can realize USB convert to serial interface, USB convert to IrDA infrared or USB convert to printer interface. In serial interface mode, CH340 supplies common MODEM liaison signal, used to enlarge asynchronous serial interface of computer or upgrade the common serial device to USB bus directly. More detail about USB convert to printer interface please referring to the second manual CH340DS2. In infrared mode, add infrared transceiver to CH340 can compose USB infrared adapter, realize SIR infrared communication.
  • DHT11 digital temperature and humidity sensor is a composite Sensor contains a calibrated digital signal output of the temperature and humidity. Application of a dedicated digital modules collection technology and the temperature and humidity sensing technology, to ensure that the product has high reliability and excellent long-term stability. The sensor includes a resistive sense of wet components and an NTC temperature measurement devices, and connected with a high-performance 8-bit microcontroller.
    • The module is based on a touch-sensing IC  (TTP223B) capacitive touch switch module. In the normal state, the module output  low, low power consumption; When a finger touches the corresponding position,  the module output high, if not touched for 12 seconds, switch to low-power mode.
    • Jog type : the initial state is low , high  touch , do not touch is low ( similar touch of a button feature )
    • Module can be installed in such as surface  plastic, glass of non-metallic materials
    • In addition to the thin paper ( non-metallic )  covering the surface of the module , as long as the correct location of the  touch , you can make hidden in the walls, desktops and other parts of buttonsFeatures:
    • Low power consumption
    • Power supply for 2 ~ 5.5V DC
    • Can replace the traditional touch of a button
    • Four M2 screws positioning holes for easy  installation
  • ESP-8266-07 Wireless WIFI Module

    SKU: E-370 200.00 +GST
    ESP-07 WiFi module is developed by Ai-thinker Team. core processor ESP8266 in smaller sizes of the module encapsulates Tensilica L106 integrates industry-leading ultra low power 32-bit MCU micro, with the 16-bit short mode, Clock speed support 80 MHz, 160 MHz, supports the RTOS, integrated Wi-Fi MAC/BB/RF/PA/LNA, on-board antenna. The module supports standard IEEE802.11 b/g/n agreement, complete TCP/IP protocol stack. Users can use the add modules to an existing device networking, or building a separate network controller.
  • L9110 chip is able to drive a single DC motor using two digital control inputs. One input is used to select the motor direction while the other is used to control the motor speed. Speed is controlled by using PWM Pulse Width Modulation. Motor drivers typically have what is called a truth table that determines the effect of its inputs.
  • VS1003 is an MP3 module with on-board microphone, it supports audio decoding formats of MP3, MP3 V, WMA, WAV, MIDI and the SP-MIDI.

    Features

    • Separate analog, digital and IO power supply; serial data and control interface (SPI).
    • 1 headphones and audio output interface, the internal PLL clock frequency multiplier; high-quality stereo DAC, 16-bit adjustable-chip ADC, high-quality stereo earplugs drive (30 EURO)
    • A microphone for recording, support for recording encoding format: IMA ADPCM (monaural).
    • 1 ine_in input interface supports two input methods; supports MP3 and WAV streams.
    • Separate analog, digital and IO power supply
    • On-board 3.3V and 2.5V LDO chip AMS-1117, the largest current provide of 800mA.
    • Single power supply: 5 VDC, capacitor filter.
    • 12.288 MHz crystal.
  • Introduction: The AD8232 is a neat little chip used to measure the electrical activity of the heart. This electrical activity can be charted as an ECG or Electrocardiogram. Electrocardiography is used to help diagnose various heart conditions.
  • The TB6560-3 Axis Stepper Motor Driver is a excellent microstepping driver that use TOSHIBA TB6560 Chip,based on pure-sine current control technology.Owing to the above technology and the self-adjustment technology (self-adjust current control parameters) according to different motors, the driven motors can run with smaller noise, lower heating, smoother movement and have better performances at higher speed than most of the drives in the markets. It is suitable for driving 2-phase and 4-phase hybrid stepping motors.
  • BeagleBone Black Rev C1

    SKU: E-367 4,800.00 +GST
    BeagleBone Black is a low-cost, community-supported development platform for developers and hobbyists. Boot Linux in under 10 seconds and get started on development in less than 5 minutes with just a single USB cable. Processor: AM335x 1GHz ARM® Cortex-A8 512MB DDR3 RAM 4GB 8-bit eMMC on-board flash storage 3D graphics accelerator NEON floating-point accelerator 2x PRU 32-bit microcontrollers
  • General Description The DS3231 is a low-cost, extremely accurate I2C real-time clock (RTC) with an integrated temperaturecompensated crystal oscillator (TCXO) and crystal. The device incorporates a battery input, and maintains accurate timekeeping when main power to the device is interrupted. The integration of the crystal resonator enhances the long-term accuracy of the device as well as reduces the piece-part count in a manufacturing line. The DS3231 is available in commercial and industrial temperature ranges, and is offered in a 16-pin, 300-mil SMD package.
  • It is the Third recording module developed , this version is distinctly improved in the acoustic fidelity relative to the first and second version.
    • Built-in microcontroller serial communication interface
    • 3V single-supply operation, low power consumption
    • Multi-information processing
    • Working current 25-30mA, to maintain current 1μA
    • Information is not power to save 100 years (typical)
    • High-quality, natural voice reduction technology
    • 10 million times the recording period (typical)
    • Automatic squelch
    • Free adjustment of the clock chip, the external clock can be selected

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