Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | ULx200xA |
| ProductStatus | Active |
| SwitchType | Relay, Solenoid Driver |
| NumberofOutputs | 7 |
| Ratio-Input:Output | 1:1 |
| OutputConfiguration | Low Side |
| OutputType | NPN |
| Interface | Parallel |
| Voltage-Load | 50V (Max) |
| Voltage-Supply(Vcc/Vdd) | Not Required |
| Current-Output(Max) | 500mA |
| InputType | Inverting |
| OperatingTemperature | -40°C ~ 70°C (TA) |
| MountingType | Surface Mount |
| SupplierDevicePackage | 16-SO |
Overview
Description
The ULN2003ANSR is a high-voltage, high-current Darlington transistor array commonly used in applications like relay driving, lamp driving, and as a motor driver. It consists of seven NPN Darlington pairs, each capable of operating at voltages up to 50V and handling currents up to 500mA. The device features built-in clamping diodes for inductive load driving, making it suitable for driving relays and solenoids.
Each pair offers a high current gain, making it efficient for switching applications. The ULN2003ANSR is typically used in interfacing between low-level logic (TTL/CMOS) and high-power loads. The IC is housed in a 16-pin DIP or SOP package, providing compatibility with standard headers and sockets.
The ULN2003ANSR is widely used in hobby electronics and prototyping due to its ease of use and versatility. With its robust construction and reliable performance, it serves as a critical component in automated systems, robotics, and other electronic applications requiring efficient control of high-power devices.
Each pair offers a high current gain, making it efficient for switching applications. The ULN2003ANSR is typically used in interfacing between low-level logic (TTL/CMOS) and high-power loads. The IC is housed in a 16-pin DIP or SOP package, providing compatibility with standard headers and sockets.
The ULN2003ANSR is widely used in hobby electronics and prototyping due to its ease of use and versatility. With its robust construction and reliable performance, it serves as a critical component in automated systems, robotics, and other electronic applications requiring efficient control of high-power devices.
Equivalent
The ULN2003ANSR is a Darlington transistor array. Equivalent products include:
1. ULN2003: The generic version of the same series.
2. ULN2003A: Another version with similar specifications.
3. TD62003: Toshiba's equivalent.
4. LB1836M: From ON Semiconductor (formerly Sanyo).
5. MIC5801: By Microchip Technology, offering similar functions.
Always verify pin configurations and electrical characteristics to ensure compatibility.
1. ULN2003: The generic version of the same series.
2. ULN2003A: Another version with similar specifications.
3. TD62003: Toshiba's equivalent.
4. LB1836M: From ON Semiconductor (formerly Sanyo).
5. MIC5801: By Microchip Technology, offering similar functions.
Always verify pin configurations and electrical characteristics to ensure compatibility.
Features
The ULN2003AN is a popular Darlington transistor array used for driving loads that require more current than typical microcontrollers can provide. Here are its key features:
1. Darlington Transistor Array: Contains seven NPN Darlington pairs, providing high current and high voltage capability.
2. Current and Voltage Ratings: Each channel can handle up to 500 mA and can withstand up to 50V, making it suitable for driving relays, lamps, and stepper motors.
3. Input and Output Pins: Features 7 input pins compatible with TTL and CMOS logic, and 7 corresponding output pins.
4. Integrated Flyback Diodes: Includes freewheeling diodes for inductive load protection, preventing back-EMF from damaging the circuit.
5. Compact Package: Available in a 16-pin DIP package, which is space-efficient and easy to use in breadboards or PCBs.
6. Versatile Applications: Commonly used in applications such as motor driving, relay control, and high-power LED driving.
The ULN2003AN is valued for its robustness, ease of use, and ability to interface directly with microcontrollers or other logic circuits.
1. Darlington Transistor Array: Contains seven NPN Darlington pairs, providing high current and high voltage capability.
2. Current and Voltage Ratings: Each channel can handle up to 500 mA and can withstand up to 50V, making it suitable for driving relays, lamps, and stepper motors.
3. Input and Output Pins: Features 7 input pins compatible with TTL and CMOS logic, and 7 corresponding output pins.
4. Integrated Flyback Diodes: Includes freewheeling diodes for inductive load protection, preventing back-EMF from damaging the circuit.
5. Compact Package: Available in a 16-pin DIP package, which is space-efficient and easy to use in breadboards or PCBs.
6. Versatile Applications: Commonly used in applications such as motor driving, relay control, and high-power LED driving.
The ULN2003AN is valued for its robustness, ease of use, and ability to interface directly with microcontrollers or other logic circuits.
Pinout
The ULN2003ANSR is a high-voltage, high-current Darlington transistor array from Texas Instruments. It typically comes in a 16-pin package. The primary function of the ULN2003ANSR is to serve as a driver for high-current loads such as relays, lamps, and stepper motors. It contains seven NPN Darlington pairs, each capable of driving loads up to 500 mA, with a maximum output voltage of 50V.
Here is a brief description of the pin configuration:
1. Pins 1-7 (Input Pins): These are inputs for each of the seven Darlington pairs.
2. Pins 8 & 9-15 (Output Pins): These are the outputs corresponding to each input pin.
3. Pin 16 (COM): Connected to the common cathode of the flyback diodes for inductive load suppression.
4. Pin 8 (GND): Ground pin for the device.
The ULN2003ANSR is commonly used in interfacing applications between low-level logic and higher power devices.
Here is a brief description of the pin configuration:
1. Pins 1-7 (Input Pins): These are inputs for each of the seven Darlington pairs.
2. Pins 8 & 9-15 (Output Pins): These are the outputs corresponding to each input pin.
3. Pin 16 (COM): Connected to the common cathode of the flyback diodes for inductive load suppression.
4. Pin 8 (GND): Ground pin for the device.
The ULN2003ANSR is commonly used in interfacing applications between low-level logic and higher power devices.
Manufacturer
The ULN2003ANSR is manufactured by Texas Instruments. Texas Instruments, often abbreviated as TI, is an American technology company based in Dallas, Texas. It is known for designing and manufacturing semiconductors and various integrated circuits, which are sold to electronics designers and manufacturers globally. Texas Instruments operates in industries such as consumer electronics, automotive, industrial, and communications equipment. The company is particularly renowned for its development of analog chips and embedded processors.
Application
The ULN2003ANSR is a high-voltage, high-current Darlington transistor array commonly used in applications requiring interfacing with high-power loads. Typical application areas include:
1. Stepper Motor Drivers: It is used to control stepper motors in robotics and automation.
2. Relay Drivers: It controls relays in various switching applications.
3. LED Displays: It is used to drive LEDs in large displays and signage.
4. Solenoid Drivers: The device can manage solenoids in vending machines and door locks.
5. Printer Head Drives: Utilized in printers for head and carriage control.
6. Industrial Control: Used in PLCs and other industrial control systems to manage various output devices.
These applications leverage the ULN2003ANSR's ability to handle higher voltages and currents than standard logic ICs.
1. Stepper Motor Drivers: It is used to control stepper motors in robotics and automation.
2. Relay Drivers: It controls relays in various switching applications.
3. LED Displays: It is used to drive LEDs in large displays and signage.
4. Solenoid Drivers: The device can manage solenoids in vending machines and door locks.
5. Printer Head Drives: Utilized in printers for head and carriage control.
6. Industrial Control: Used in PLCs and other industrial control systems to manage various output devices.
These applications leverage the ULN2003ANSR's ability to handle higher voltages and currents than standard logic ICs.
Package
The ULN2003ANSR is typically available in a SOIC-16 package. SOIC, which stands for Small Outline Integrated Circuit, is a surface-mounted integrated circuit package.
