DS3231 RTC MODULE
- Operating voltage of DS3231: 2.3 v to 5.5v
- 400Khz I2C interface
- Automatic power failure battery switch circuitry
- RTC counts seconds, minutes, hours, and year
- High precision clock chip DS3231
- Programmable square-wave output
- Chip temperature sensor accuracy:+/_3 degree Celsius
- Memory chip: AT24C32 with 32K storage capacity
- CR2032 battery backup with a high life span
- Low power consumption
- Register for ageing trim
- Dimension: 38mm*22mm*14mm
DIGITAL POWER AMPLIFIER BOARD MODULE 35W
DC-DC BOOST MODULE 0.9V-5V/5V 600MA USB MOBILE Power Supply Module
- Ultra-compact PFM chip
- Module properties: nonisolated step-up module
- Input voltage: 1v-5v
- Output voltage: 5.1v-5.2V
- Output current: rated 1A-1.5A
- Efficiency: 96%
- Output ripple: 30mv for 20M bandwidth
- Switching frequency: 500khz
- Voltage indication for led lights with load( for less than 2.7v led indicator off)
- Operating temperature:-40 degrees to 85 degrees Celsius
- Full load temperature rise: 30 degrees Celsius
- Quiescent current: 130ua
- Load regulation: +/-1%
- Voltage regulation: +/-0.5%
- Dynamic response speed: 5% 200Us
- Short circuit protection
- Reverse polarity protection
- Dimension: 2.5*1.8*1.8gm
- Weight: 400gm
DC POWER SUPPLY MODULE FOR DC ADAPTER PLATE
ADXL345
- Supply voltage: 3.3V/5V
- Communication type: I2C/SPI
- Sensing range: +/-2G to +/-16G
- Sensitivity
- X: 28.6 LSB/G
- Y: 31.2 LSB/G
- Z:34.5 LSB/g
- On-board LDO voltage regulator
- Resolution: 13 bit
- Single tap/double-tap detection
- Embedded memory management system with FIFO
- 10000g shock survival
- Low power consumption as low as 23 µA in measurement mode and 0.1 µA in standby mode at VS = 2.5 V (typical)
- 3-axis MEMS accelerometer
- Ideal for noisy power environment
- Operating temperature: -40 degrees to 85 degrees Celsius
- Dimension: 28*14mm
CURRENT SENSOR ACS712 30AMPS
- Current sensor chip: ACS712ELC-30A
- Supply voltage: 4.5V to 5.5V DC
- Current range: -30A to 30A
- Sensitivity: 66 millivolt/ampere
- Low noise analogue signal path
- Output rise time: 5 micro sec
- Extremely stable output offset voltage
- Zero magnetic hysteresis
- Factory trimmed for accuracy
- Easy to interface with a microcontroller, since it outputs an analogue voltage
- Onboard power indicator
- Dimension: 7*5*5cm
- Weight: 400gm
4*4 MATRIX KEYPAD
The maximum voltage across each button: 24v
- The maximum current across each button: 3mA
- Easy communication with any microcontroller
- Ultra-thin design
- Adhesive backing provides easy integration
- High price-performance ratio
- Allows microcontroller to scan 8 output pins to check which 16 button
- Long life
- Maximum operating temperature: 0 degrees to 50 degrees Celsius
- Dimension: 70*77*1mm
- Weight: 7.5gm
4*3 MATRIX KEYPAD
- Operating voltage: 12V DC
- The maximum voltage across each button: 24v
- The maximum current across each button: 3mA
- Ultra-thin design
- Adhesive backing provides easy integration
- Easy communication with any microcontroller
- Flexible
- Only 7 microcontroller pins required to access 12 keys
- High price-performance ratio
- Allows microcontroller to scan 8 output pins to check which 16 button
- Long life
- Maximum operating temperature: 0 degrees to 50 degrees Celsius
- Dimension: 70*77*1mm
- Weight: 7.5gm
4 CHANNEL 5V RELAY
- 4-Channel relay interface board
- Operating voltage range: 3.3V to5V
- Maximum current: 10A
- Supply current: 20 mA
- High current relay of 10A @250 V AC/10A@ 30V DC
- Control signal: TTL level
- For quick and easy connection high-quality screw terminals provided
- Pull-down circuit to avoid malfunction
- Power supply indicator
- Can control both AC & DC appliances such as DC motors, solenoid valves, lamps, etc.
- LED status indicates relay ON/OFF state.
- Standard interface that can be controlled by a microcontroller (Arduino, 8051, PIC, AVR, DSP, ARM)
- For easy accessibility input signal pin connected to burg sticks
- Operating temperature: -40 to 85 degrees Celsius
- Dimension: 76*56*17mm
- Weight: 7gm
4 CHANNEL 12V RELAY
- 4-Channel relay interface board
- Relay input voltage: 12V DC
- Relay output: 5A/250V AC
- Signal input:5V DC from the microcontroller
- High current relay of 10A @250 V AC/10A@ 30V DC
- For quick and easy connection high-quality screw terminals provided
- Can control both AC & DC appliances such as DC motors, solenoid valves, lamps, etc.
- LED status indicates relay ON/OFF state.
- Power battery terminal for relay output and aux power connection
- Standard interface that can be controlled by a microcontroller (Arduino, 8051, PIC, AVR, DSP, ARM)
- Relay can directly control all equipment’s and loads
- For easy accessibility input signal pin connected to burg sticks
- Dimension: 165*65*1mm
- Weight: 7gm
3.3V/5V MB102 Breadboard Power Supply Module
- Input voltage: 6.5V to 12V
- Output voltage: 3.3V to 5V
- Output current: 700Ma
- Apply to MB102 breadboard
- Sorting jumpers used to switch voltage between 3.3V and 5V
- Onboard LED indicator to show the presence of power
- Short circuit protection
- Fits securely on standard 400 and 830 points on the breadboard
- Dimensions: 53*32*23mm
- Weight: 10gm
2 CHANNEL 5V RELAY
- High current relay
- Two LED S to indicate relays ON/OFF status
- Low-level trigger expansion board
- Opto isolation circuitry
- Works with logic level signal 3.3V or 5V devices
- Can be used as normally open (NO) or normally closed (NC)
- Back EMF protection
- Ensures diode current protection
- AC control voltage: 250v @mx10A
- DC control voltage: 30V @max 10A
- Easy installation and fixing