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Modules and Motors
18650 Lithium Battery Charger Protection Board Module
Specifications:
- Voltage Input: 12.6V (3S lithium-ion battery configuration)
- Charging Current: Up to 10A
- Protection Features: Overcharge protection, over-discharge protection, over-current protection, short circuit protection
- Balancing Voltage: 4.2V ± 0.05V
- Temperature Range: -20°C to 60°C
- Compatibility: 3-series 18650 lithium-ion battery packs
₨220 ₨300
The 18650 Lithium Battery Charger Protection Module is a compact and efficient charging solution designed to ensure the safe and optimal charging of 18650 lithium-ion batteries. This protection module is an essential component for anyone seeking to charge 18650 batteries reliably, preventing overcharging, over-discharging, and other potential hazards associated with lithium-ion batteries. Its advanced features make it a reliable choice for various applications, including flashlights, electronic devices, and portable power banks.
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Modules and Motors
Bluetooth Module BLE-CC-2541
Features
- RF
- 2.4-GHz Bluetooth low energy Compliant and Proprietary RF System-on-Chip
- Supports 250-kbps, 500-kbps, 1-Mbps, 2-Mbps Data Rates
- Excellent Link Budget, Enabling Long-Range Applications Without External Front End
- Programmable Output Power up to 0 dBm
- Excellent Receiver Sensitivity (–94 dBm at 1 Mbps), Selectivity,
and Blocking Performance - Suitable for Systems Targeting Compliance With Worldwide Radio
Frequency Regulations: ETSI EN 300 328 and EN 300 440 Class 2 (Europe),
FCC CFR47 Part 15 (US), and ARIB STD-T66 (Japan)
- Layout
- Few External Components
- Reference Design Provided
- 6-mm × 6-mm QFN-40 Package
- Pin-Compatible With CC2540 (When Not Using USB or I2C)
- Low Power
- Active-Mode RX Down to: 17.9 mA
- Active-Mode TX (0 dBm): 18.2 mA
- Power Mode 1 (4-µs Wake-Up): 270 µA
- Power Mode 2 (Sleep Timer On): 1 µA
- Power Mode 3 (External Interrupts): 0.5 µA
- Wide Supply-Voltage Range (2 V–3.6 V)
- TPS62730 Compatible Low Power in Active Mode
- RX Down to: 14.7 mA (3-V supply)
- TX (0 dBm): 14.3 mA (3-V supply)
- Microcontroller
- High-Performance and Low-Power 8051 Microcontroller Core
With Code Prefetch - In-System-Programmable Flash, 128- or 256-KB
- 8-KB RAM With Retention in All Power Modes
- Hardware Debug Support
- Extensive Baseband Automation, Including Auto-Acknowledgment
and Address Decoding - Retention of All Relevant Registers in All Power Modes
- High-Performance and Low-Power 8051 Microcontroller Core
- Peripherals
- Powerful Five-Channel DMA
- General-Purpose Timers (One 16-Bit, Two 8-Bit)
- IR Generation Circuitry
- 32-kHz Sleep Timer With Capture
- Accurate Digital RSSI Support
- Battery Monitor and Temperature Sensor
- 12-Bit ADC With Eight Channels and Configurable Resolution
- AES Security Coprocessor
- Two Powerful USARTs With Support for Several Serial Protocols
- 23 General-Purpose I/O Pins
(21 × 4 mA, 2 × 20 mA) - I2C interface
- 2 I/O Pins Have LED Driving Capabilities
- Watchdog Timer
- Integrated High-PerformanceComparator
- Development Tools
- CC2541 Evaluation Module Kit (CC2541EMK)
- CC2541 Mini Development Kit (CC2541DK-MINI)
- SmartRF™ Software
- IAR Embedded Workbench™ Available
SKU: n/a - RF
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Modules and Motors
ESP-01 ESP8266 WiFi Module
ESP 01 WiFi Module ESP8266 Features
- 802.11 b/g/n protocol
- Wi-Fi Direct (P2P), soft-AP
- Integrated TCP/IP protocol stack
- Integrated TR switch, balun, LNA, power amplifier and matching network
- Integrated PLL, regulators, and power management units
- +19.5dBm output power in 802.11b mode
- Integrated temperature sensor
- Supports antenna diversity
- Power down leakage current of < 10uA
- Integrated low power 32-bit CPU could be used as application processor
- SDIO 2.0, SPI, UART
- STBC, 1×1 MIMO, 2×1 MIMO
- A-MPDU & A-MSDU aggregation & 0.4s guard interval
- Wake up and transmit packets in < 2ms
- Standby power consumption of < 1.0mW (DTIM3)
SKU: ESP-01-ESP8266-WiFi-Module -
Modules and Motors
RC522 RFID Card Reader
RC522 RFID Card Reader Features and Benefits
- Highly integrated analog circuitry to demodulate and decode responses
- Buffered output drivers for connecting an antenna with the minimum number of external components
- Supports ISO/IEC 14443 A/MIFARE and NTAG
- The typical operating distance in Read/Write mode is up to 50 mm depending on the antenna size and tuning
- Supports MF1xxS20, MF1xxS70 and MF1xxS50 encryption in Read/Write mode
- Supports ISO/IEC 14443 A higher transfer speed communication up to 848 kBd
- Supports MFIN/MFOUT
- Additional internal power supply to the smart card IC connected via MFIN/MFOUT
- Supported host interfaces
- SPI up to 10 Mbit/s
- I 2C-bus interface up to 400 kBd in Fast mode, up to 3400 kBd in High-speed mode
- RS232 Serial UART up to 1228.8 kBd, with voltage levels dependent on the pin voltage supply
- FIFO buffer handles 64-byte send-and-receive
- Flexible interrupt modes
- Hard reset with low power function
- Power-down by software mode
- Programmable timer
- Internal oscillator for connection to 27.12 MHz quartz crystal
- 2.5 V to 3.3 V power supply
- CRC coprocessor
- Programmable I/O pins
- Internal self-test
SKU: n/a -
Modules and Motors
PL2303 USB To TTL RS232 Converter Adapter Module
PL2303 USB To TTL Converter RS232 Specifications:
- Chipset: PL2303
- Interface: USB 2.0
- Voltage Levels: 3.3V or 5V selectable
- Indicators: Power and data transmission LEDs
- Compatibility: Windows, Linux, macOS
- Dimensions: Compact form factor for easy integration
- Driver Support: Included for easy installation
- Applications: Programming, debugging, and interfacing with microcontrollers and Arduino boards
SKU: n/a
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