Category: Parts Library
Electrolytic Capacitor: Types, Polarity, Symbol, Uses & Selection
When a circuit needs high capacitance in a compact package, an electrolytic capacitor is often the practical choice.
Electrolytic capacitors are u [...]
CD4017 Decade Counter IC: Pinout, Features & LED Chaser Circuit Examples
What is the CD4017 IC?
CD4017 is a decade counter and decoder IC which has a 5-bit Johnson counter with decoding logic that can provide 10 sequent [...]
Terminal Blocks: Types, Uses, Wiring, and Selection Guide
Every control panel, distribution board, and piece of industrial equipment eventually comes down to the same question: how do you join wires together [...]
MAX232 IC: RS-232 to TTL Converter Pinout & Working
What is the MAX232 IC?
The MAX232 is a dual RS-232 transceiver IC that converts TTL/CMOS logic-level signals (0–5 V) to RS-232 voltage levels [...]
TP4056 Complete Hardware Design Guide with Protection Circuit and USB Input
Introduction
The TP4056 or TPB4056 is one of the most widely used single-cell lithium battery charging ICs because of its simplicity, low cost, an [...]
SX1276 LoRa Transceiver: Long-Range Wireless Communication Basics
What is the SX1276?
The SX1276 is a sub-GHz LoRa transceiver IC from Semtech Corporation. It operates across ISM bands from 137 MHz to 1020 MHz. I [...]
Designing a Stable 3.3V/5V Power Supply for Microcontrollers Using Modern Voltage Regulator
Introduction
A stable power supply is the foundation of every reliable microcontroller-based system. Whether you are designing an IoT device, an e [...]
NTC Thermistor: What It Is, How It Works & How to Choose One
An NTC thermistor is a temperature-sensitive resistor whose resistance decreases as temperature rises. This guide explains how it works, key specs, ci [...]
BQ25895 USB-C PD IC: Architecture, Registers & PCB Design Guide
The BQ25895 is a Texas Instruments I2C-based, single-cell, 5A switch-mode charger featuring NVDC power path management. This chip comes housed [...]
SPI Flash vs EEPROM vs FRAM: Which Memory IC Should You Use?
Introduction
Modern electronic systems rely heavily on non-volatile memory to store firmware, configuration settings, calibration data, event logs [...]