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ULN2003AIPWR
+Lista de MateriaisIC PWR RELAY 7NPN 1:1 16TSSOP
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FabricanteTexas Instruments
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Peça do Fabricante #ULN2003AIPWR
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Pacote TSSOP (PW)-16
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Em Estoque5780
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Especificações
| Atributo | Valor |
| 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 ~ 105°C (TA) |
| MountingType | Surface Mount |
| SupplierDevicePackage | 16-TSSOP |
Visão Geral
Description
Key features include built-in clamp diodes for inductive load driving and easy interfacing with microcontrollers or other low-power devices. The ULN2003AIPWR comes in a small-outline integrated circuit (SOIC) package, facilitating compact and efficient designs.
Commonly used in applications such as stepper motor control, LED displays, and solenoid driving, it offers a straightforward and reliable solution for high-power switching tasks. Its widespread availability and robust performance make it a staple component in electronic design and automation projects.
Equivalent
1. ULN2003AN
2. ULN2003A
3. ULN2003APG
4. ULN2803A (8-channel version)
5. SN75468
6. M54533P
These alternatives offer similar functionality in terms of driving capabilities for interfacing with high-voltage or high-current loads, commonly used in applications like relay driving and LED displays. Always check the datasheets for pin compatibility and electrical specifications.
Features
1. High-Current and High-Voltage Capability: It can handle output currents up to 500 mA per channel and withstands voltages up to 50V, making it suitable for driving a wide range of loads.
2. Multiple Channels: The device contains seven Darlington pairs, which can be used independently or in combination to drive loads.
3. Built-in Clamp Diodes: These diodes are included for inductive load transient suppression, protecting the transistors from voltage spikes when driving inductive loads like relays and motors.
4. Input Compatibility: It is compatible with various logic levels, allowing for ease of interfacing with microcontrollers and other digital circuits.
5. Compact Package: The ULN2003AIPWR is available in a small, surface-mount TSSOP package, ideal for space-constrained applications.
6. Wide Range of Applications: Common uses include driving LED displays, relay modules, and stepper motors due to its robust design and flexibility.
These features make it a versatile component in electronic applications requiring reliable high-current switching.
Pinout
1. Pins 1 to 7: Input pins for channels 1 to 7.
2. Pin 8: Ground (GND).
3. Pins 9 to 15: Output pins for channels 1 to 7.
4. Pin 16: Common free-wheeling diode (COM) for suppressing back-EMF from inductive loads.
The device amplifies the input signals to drive higher current loads, and each channel can sink up to 500 mA. The internal free-wheeling diodes protect against voltage spikes during inductive load switching.
Manufacturer
Application
1. Stepper Motor Control: Ideal for driving unipolar stepper motors in robotics and automation.
2. Relay Driving: Useful in actuating relays for switching applications.
3. LED Displays: Drives large LED displays by handling higher currents.
4. Solenoid Control: Operates solenoids in automotive and industrial systems.
5. Logic Buffers: Interfaces TTL/CMOS logic to high-power loads.
6. Printer Head Drivers: Used in dot matrix and thermal printers.
7. Home Appliances: Controls motors and other components in appliances.
These applications leverage its capability to switch high currents and voltages.