Sunday, February 25, 2018

PAM8403 2 X 3W 5V Mini Class D Audio Amplifier Board

Amplifier module (stereo) mini 2-channel class D with an output power of 3W. This module works on voltage level of 2.5V - 5.5V and is suitable applied to portable audio devices.

- Working Voltage: 2.5V - 5.5V 
- Impendasi Speaker: 4 Ohm - 8 Ohm (4 Ohm recommended) 
- Speaker Power: 2W - 8W 
- Dimensions: 21 x 18 x 3.4 mm

SN04-N ROKO Metal Proximity Sensor Switch

A metal detector sensor / proximity switch NPN phototransistor-based configuration with Normally-Open. Suitable for use as a bed limit sensor automatic (auto-leveling) for devices 3D printer.

- Detection range: 5 mm ± 10% 
- Configuration: Phototransistor NPN NO 
- Detection Object: Metal 
- Consumption Current: 50 mA 
- Frequency: 500 Hz 
- Working Voltage: 10-30 VDC 
- Protection: Protection of voltage polarity, resistor voltage shock 
- Barrier insulation: 50 MOhm 
- Standard: IP67

DSO138 Pocket-size Digital Oscilloscope Kit (DIY Parts Handheld + Acrylic Case Cover Shell)

DSO138 is a mini-sized learners oscilloscope kit that comes with a variety of basic features and functions osxilloscope in general. It is powered by a microcontroller DSO138 STM32F103C8 which is microcontroller architecture ARM Cortex-M3 32-bit made by STMicroelectronics. DSO138 also equipped with TFT LCD 2.4 "to display the configuration menu and the waveform of the device being measured. In the sales package, the kit is still in a state of not soldered, so the user must manually assemble.

- Number of Channel: 1 
- Analog Bandwidth: 0-200 KHz 
- Sensitivity: 10 mV / div - 5 V / Div 
- Sensitivity Error: <5 div="" nbsp="">
- Resplusi: 12-bit 
- Impendasi Input: 1M ohm 
- Input Voltage Maximum : 50Vpk 
- Coupling: DC, AC, GND 
- Speed Sampling Maximum: 1 Msps 
- timebase: 10 us / Div - 500 s / Div 
- length of Recording: 1024 
- Mode Trigger: Auto, Normal, Single 
- type Trigger: Rising / falling edge 
- Trigger Position: 1/2 of the buffer of fixed size 
- Display: 2.4-inch TFT LCD 
- Power supply: 8-12 V (typical 9V) 
- Workflow: 120 mA 
- Dimensions: 117 mm X 76 mm X 15 mm

Note: This kit is equipped with acrylic case to protect the oscilloscope series of collisions

ATTEN ATF20B 20MHz DDS Function Generator

Atten ATF20B function generator is a device that diidukung by Synthesis Technology Digital technology, thus making it have a high sensitivity and can perform the measurement process in a very quick time. 
Atten ATF20B designed with a minimalist form so comfortable. Atten ATF20B also has accompanied the 3.5-inch LCD panel that you can use to monitor the status of operations and the measurement device.

Features and Specifications:
- Power Supply: 220 VAC / 110 VAC 
- Power consumption: <45va div="" nbsp="">
- Humidity: 0-80% 
- Control Operation: Keypad and knob 
- Dimensions: 415 mm x 295 mm x 195 mm 
- Display: TFT display, 320x240 
- Equipped with technology Direct Digital Synthesis (DDS), which provides two independent output channels. 
- Equipped with a 3.5-inch TFT LCD. 
- Resolution of frequency up to 40 MHz. 
- There are 32 types of waveform selection. 
- Supports FM modulation, FSK, ASK, PSK 
- Frequency sweep, amplitude sweep and burst functions 
- Support for calculation of frequency, period, amplitude RMS value or the value of the peak-to-peak
- Equipped with over-voltage protection, over-current, output short-circuit and polarity reversibility.

Thursday, February 15, 2018

Ceramic Capacitor 4.7pF 50V C0G smd 0603

Ceramic capacitor 4.7pF with SMD 0603 packaging and has temperature coefficient of NP0 / C0G.

  • 4.7pF capacitance
  • Voltage 50V
  • Tolerance +/- 0.25pF


BH1750FVI-TR Ambient light sensors

This component is an ambient light sensor that uses IC BH1750FVI-TR (serial 16 bit digital output type).
This component is widely used for applications related to mobile phones, LCD TVs or LCD displays, portable gaming machines, digital cameras, digital video cameras and PDAs.

Here are some of its features:
- I2C bus interface (f / s mode support)
- Spectrum response approaching human eye response.
- Converter light to digital data.
- Has a wide range and high resolution (1 - 65535 lx).
More details can be seen in the datasheet here

chip 4049 SECS-16 5.30mm

CMOS Hex Buffer / Converters

  • Power supply 3V TO 15V
  • SOIC-16 Packaging
  • CMOS Hex Buffer / Converters function
  • Propagation delay 60 ns (TYP @ 5V)
  • Level of CMOS i / o voltage


Wednesday, February 14, 2018

LED Driver 1 W for Luxeon White Green Blue

Luxeon White Green Blue LED driver with output power of 1W. This module can adjust the intensity of LED light (up to 4 pieces of Luxeon 1W LEDs strung series) using PWM.

- Power supply: 7 - 15 VDC
- Preset current: 285mA
- Ripple current: 4mA RMS, 26mA p-p
- Efficiency: 73% @ 12V, with 3 LED Luxeon 1W series strung
- Features: Hysteresis PFM control scheme, UVLO (Under Voltage Lock Out), LED open / short-circuit protection, thermal protection.


KTSC22 Green Knob For Tactile Switch MTS-1103D

Knob Tactile Switch for MTS-1103D type
- Diameter: ± 1.3cm
- High button only: ± 6mm
- Overall height: ± 9mm

DAC5571IDBVT chip

8-bit Digital to Analog Converter.

  • Power supply 2.7V - 5.5V
  • packaging SOT-23 6pin
  • I2C interface
  • 8-bit Resolution
  • number of channels 1 8-bit output channel
  • Data conversion time 188 KSPS
  • accuracy +/- 0.5% LSB