ULN2003 SMD 4-Channel Breakout Board

The ULN2003 SMD 4-Channel Breakout Board is a compact driver module based on the ULN2003 Darlington transistor array, designed for interfacing low-power control signals with higher-current loads. It provides four independent output channels capable of driving relays, solenoids, stepper motors, LEDs, and other inductive loads with ease.This SMD breakout board simplifies prototyping and integration by exposing clear input and output pins, making it ideal for use with microcontrollers such as Arduino, ESP32, Raspberry Pi, and similar platforms.Features:Based on ULN2003 Darlington transistor array4 independent high-current output channelsLogic-level compatible inputs (TTL / CMOS)Integrated flyback diodes for inductive load protectionCompact SMD breakout design for space-constrained projectsEasy interfacing with microcontrollers and control boardsSuitable for driving relays, motors, solenoids, lamps, and LEDsReliable switching performance and low saturation voltageSpecifications:IC Used: ULN2003Number of Channels: 4Input Voltage (Logic): 3.3V – 5V compatibleOutput Voltage: Up to 50VOutput Current: Up to 500mA per channel (peak)Total Output Current: Limited by thermal dissipationDriver Type: Darlington NPN transistor arrayProtection: Built-in clamp (flyback) diodesPackage Type: SMD on breakout PCBMounting: Through-hole pin headers / solder padsOperating Temperature: –20°C to +85°CPackage Includes:1 × ULN2003 SMD 4-Channel Breakout Board

INR 26 · Out of stock