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ULN2003ANSR
Darlington Transistors Hi-Vltg Hi-Crnt Darl Transistor ArraysULN2003ANSR
Darlington Transistors Hi-Vltg Hi-Crnt Darl Transistor Arrays
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Manufacturer Part # : ULN2003ANSR
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Package/Case: SOP-16
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Part Status : ACTIVE
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Brand: Texas Instruments
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Product Categories : Power Distribution Switches, Load Drivers
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Service & Packaging
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About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
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ULN2003ANSR DataSheet
Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Details
The ULN2003ANSR's 16-pin DIP package makes it easy to integrate into different circuit designs, while its high-voltage and high-current capabilities provide plenty of headroom for driving demanding loads. Whether you need to control a single motor or multiple LEDs simultaneously, this Darlington transistor array IC has you covered. Its robust design and efficient performance make it a popular choice among electronics enthusiasts and professionals alike
Key Features
- 500-mA-Rated Collector Current (Single Output)
- High-Voltage Outputs: 50 V
- Output Clamp Diodes
- Inputs Compatible With Various Types of Logic
- Relay-Driver Applications
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Drivers per package | 7 | Switching voltage (max) (V) | 50 |
| Output voltage (max) (V) | 50 | Peak output current (A) | 0.5 |
| Delay time (typ) (ns) | 250 | Input compatibility | CMOS, TTL |
| Vol at lowest spec current (typ) (mV) | 900 | Iout/ch (max) (mA) | 500 |
| Iout_off (typ) (µA) | 50 | Rating | Catalog |
| Operating temperature range (°C) | -40 to 70 | FET | Internal |
| Imax (A) | 0.5 | Device type | Low-side switches |
| Function | Automotive load dump compatibility, Inductive load compatibility |
Specification Comparison
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is ULN2003ANSR?
The ULN2003ANSR is a high-voltage, high-current Darlington transistor array integrated circuit (IC) developed by STMicroelectronics. It is commonly used for driving inductive loads such as relays, motors, and solenoids in applications like robotics, automation, and automotive systems.
How Does ULN2003ANSR Work?
The ULN2003ANSR works by utilizing Darlington transistor pairs to amplify current signals and provide high current drive capability to inductive loads. It offers protection features such as clamp diodes to suppress voltage spikes generated by inductive loads, ensuring reliability and longevity of the connected components.
How Many Pins does ULN2003ANSR have and What are the Functions of the Pinout Configuration?
The ULN2003ANSR is packaged in an 16-pin SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:
- Common: Common power supply pin for all output drivers.
- IN1 to IN7: Input pins for the seven Darlington transistor pairs.
- OUT1 to OUT7: Output pins for the corresponding Darlington transistor pairs.
- COM: Common connection for the output loads.
What are the Pros and Cons of ULN2003ANSR?
Pros:
- High Voltage and Current Capability: Capable of driving high-voltage and high-current loads.
- Integrated Protection: Includes built-in clamp diodes for inductive load protection.
- Multiple Driver Channels: Provides multiple output channels for driving various loads simultaneously.
- Simple Interface: Easy to use with standard logic level inputs for control.
- Cost-Effective: Offers a cost-effective solution for driving inductive loads.
Cons:
- Power Dissipation: May generate heat during operation due to high current capabilities.
- Compatibility: Requires suitable voltage and current levels for proper operation with connected loads.
Are There Any Equivalents/Alternatives to ULN2003ANSR for Recommendation?
- Alternatives to the ULN2003ANSR include the L293D and L298N motor driver ICs, which also provide multiple high-current drive outputs.
- The ULN2803A from STMicroelectronics is a similar Darlington transistor array IC that can be used as an alternative to the ULN2003ANSR.
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