Mini 360 STEP DOWN BUCK CONVERTER POWER MODULE
- MPS MP2307DN buck regulator IC
- Design Non-isolated buck
- Rectification: synchronous rectification
- Input voltage: 4.75V-23V
- Output voltage: 1.0V-17V
- Output current Peak: 3A, continuous 1.8A
- Conversion efficiency: 96%
- Switching frequency: 340KHz
- Built-in 160°C thermal shutdown
- Output ripple: 30mV (no load)
- Load regulation: ± 0.5%
- Voltage regulation: ± 2.5%
- Operating temperature: -40 ° C to + 85 ° C
- Dimensions: 17 * 11 * 3.8mm
8 CHANNEL TTP226 CAPACITIVE TOUCH SENSOR
- On-board TTP226 capacitive touch induction IC
- On-board 8-way level indicator
- Working voltage: 2 V to 5.5 V DC
- Adjustable output mode, key output mode
- Low power consumption
- Can replace the traditional touch of a button
- Fixture screw-holes for easy positioning & installation
- Typical high Voh = 0.8VCC
- Typical Vol = 0.3VCC
- Output Sink Current: 8mA
- Output pin pull-up current: 4mA
- Response time (Low Power mode): 220mS
- Response time: 60mS
- Onboard 8-level status indicator
- Dimension: 47*46mm
TEC1-12706
- Model number: TEC1-12706
- Operating Voltage: 12V
- Maximum Voltage- Vmax (V) : 15V
- Maximum Current- Imax (A) : 6A
- Maximum Power: 92 W
- Power Cord: 200mm
- Internal resistance: 1.98 Ohm +/- 10%
- Life expectancy: 200,000 hours
- Failure rate based on long-time testing: 0.2%.
- Easy transition between the hot side to the cool side and vice-versa just by reversing the polarity of the supply.
- Quality tested cooling cells.
- Solid-state, vibration-free, noise-free.
- Simple to install and operate.
- Should use with a heat sink
- Temperature: 138°C
- Wire Insulation Material: Teflon
- Dimension: 40x40x4.0mm
- Weight: 29g
TEC1-12705 MODULE
- Model number: TEC1-12705
- Operating Voltage: 12V
- Maximum Voltage- Vmax (V) : 15V
- Maximum Current- Imax (A) : 5.2A
- Maximum Power: 54 W
- Power Cord: 350mm
- Internal resistance: 1.98 Ohm +/- 10%
- Life expectancy: 200,000 hours
- Failure rate based on long-time testing: 0.2%.
- Easy transition between the hot side to the cool side and vice-versa just by reversing the polarity of the supply.
- Quality tested cooling cells.
- Solid-state, vibration-free, noise-free.
- Simple to install and operate.
- Should use with a heat sink
- Temperature: 138°C
- Wire Insulation Material: Teflon
- Dimension: 40x40x4.0mm
- Weight: 29g
SPEED MEASUREMENT SENSOR
- Using imported groove optical coupling sensor, width 5mm.
- Good signal and waveform
- The strong driving ability for more than 15mA.
- Use the LM393 wide voltage comparer.
- It has the output state light, if the output is high level, the lights are off. If the output is low level, it is on.
- If it is covered, it will output a high level; otherwise, its output low level.
- Equipped with a fixed bolt hole, easy install.
- The DO output interface can be directly connected to a micro-controller IO port if there is a block detection sensor, such as the speed of the motor encoder can detect.
- DO modules can be connected to the relay, limit switch, and other functions, it can also with the active buzzer module, compose alarm.
RDA9851 CPR9851S Bluetooth MP3 FM Module
- Supply voltage 3.2V ~ 4.2V
- Current consumption when the normal operating current 45mA, 32mA Play Pause
- Separation 50dB SNR 70dB
- supports MP3/WMA/WAV/SBC
- Wireless stereo transmission, Bluetooth phone
- BT card reader as it supports USB host so can read data from SD or MMC
- Stereo audio Line-in input
- IR remote control
- Bluetooth version Bluetooth V2.1 + EDR
- UART port for serial communication, and can customize AT communication protocol
- Integrated power management circuit
- High-speed UART interfaces, for debugging or updating software
- Support 3X3 matrix key
- Two controllable LED, support external amplifier mute function
- the internal integration 2x1W amplifier supports dual-channel amplifier output directly ( 2x6 recommended European speakers, power is about 2x0.75W)
- Modulation PSK 3Mbps, 4-DQPSK and 8DPSK
- Supports HFP / HSP, OPP, A2DP/AVRCP, PBAP profiles
- Sensitivity (0.1% BER)-82dBm
- Class2 and class3 transmit power to meet the requirements of the transmit power can provide +7 dBm maximum transmit power
- Operating temperature -20 ~ +50 degree
- Dimension: 26mm x 19mm x 2.05mm
POWER SUPPLY TDA2030 Audio Amplifier
- Operating voltage: 6V-12V
- Output peak current: 3A
- Onboard TDA2030A Audio amplifier Board
- Mono channel 18W Power amplifier circuit design
- Onboard horn socket
- Onboard 10 k adjustable resistance, can adjust the volume of the amplification
- Onboard power indicator light
- Low harmonic distortion
- Chip has lead to the main pin, can directly input audio signal
- Short circuit& thermal shutdown protection
- Dimension:32*24mm
- Weight:10gm
PN532 NFC MODULE
- Operating Voltage : 3.3V ~ 5v
- Support I2C, SPI, and HSU (High-Speed UART)
- I2C / UART: 3.3V ~ 24V TTL
- SPI: 3.3V TTL with 100-ohm resistors in series
- Plug and play, Arduino compatible
- Built-in PCB Antenna
- Communication distance: 5cm-7cm
- Easy to change mode: with a small SMD Toggle Switch
- Longer distance: the reading distance becomes 5~7cm,
- On-board level shifter, Standard 5V TTL for I2C and UART 3.3V TTL SPI
- Work as an RFID reader/writer
- Work as a 1443-A card or a virtual card
- Support NFC with Android phone
- Small size
- Dimensions: 42.7*40.4*4mm
PCF8591 ADC-DAC
- Operating voltage range: 2.5V-6V
- Low standby current
- I2C bus serial input/output
- PCF8591 by 3 hardware address pins addressing
- PCF8591 I2C bus speed sampling rate decided 4 analogue inputs programmable single-ended or differential input
- Automatic incremental channel selection
- PCF8591 analogue voltage range from VSS to VDD
- Â On-chip track-and-hold circuit
- Â 8-bit successive approximation A / D converter
- Â 1 analogue output DAC gain
- Single power supply
- Module power supply indicator lights
- DA output indicator
- Dimension: 3.6*2.3cm
NOKIA DISPLAY MODULE
- Display technology: dot matrix LCD
- MCU interface: SPI
- Screen size: 1.5 inch
- Resolution: 84*48 pixels
- Operating voltage: 2.7v-3.3v
- Operating current: 50mA
- Current consumption: 6mA
- Consist of a Philips PCD8544 interface chip for easy interfacing
- Support decent graphics of bitmap images
- Available in green and blue backlight
- Viewing angle: 180 degree
- supports different types of MCU, such as Arduino, AVR, SPI, M, CS51
- Transfer rate up to 4Mbps, can full speed write data without waiting time
- Dimension:10.16*7.62*1.27cm
- Weight: 10gm
NE555 PULSE FREQUENCY ADJUSTABLE MODULE
- Input voltage: DC 5V-15V
- Output amplitude: 4.2V V-PP to 11.4V V-PP
- Input current: 100mA
- Output current: 15mA for 5v & 35 mA for 12v
- 50% duty cycle form 3.7hz(minimum)
- 98% duty cycle for 1.3 KHz(max)
- Output LED indication
- Generate adjustable pulse for MCU
- Generate adjustable pulse to control circuitry
- Dimension: 31*22*2mm
MP1584EN MINI 3A DC-DC CONVERTOR
- Input voltage: 4.5V-28V
- Output voltage: 0.8V-20V
- Output current: rated 3A maximum
- Switching frequency: 1MHz
- Output ripple: less than 30mV
- Efficiency: 96%
- Operating temperature: -40 degree to 85 degree Celsius
- Accuracy: +/-0.5%
- Internal soft-start
- Ceramic capacitor stable
- Internally set current limit without current sensing resistor
- Dimension:22*17*4mm