Congratulations On Your Successful Submission
Submission Failure
ULN2004ADR
Seven-channel darlington transistor array with a maximum voltage rating of 50 volts and ability to handle 15 volts at the input
ULN2004ADR
Seven-channel darlington transistor array with a maximum voltage rating of 50 volts and ability to handle 15 volts at the input
-
Manufacturer Part # : ULN2004ADR
-
Package/Case: SOIC (D)-16
-
Brand: Texas Instruments
-
Product Categories : Power Distribution Switches, Load Drivers
Quality Assurance
Quality Assurance
All parts procured from our supply chain network undergo a rigorous incoming inspection process. This meticulous inspection ensures that the parts received by our customers are authentic and meet the required standards. Additionally, we maintain detailed records of these inspections to ensure transparency and traceability throughout the supply chain.
Certification
We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.
Shipping & Payment
Shipping & Payment
About Shipping
We generally ship orders within a few business days through reliable shipping carriers such as FedEx, SF, UPS, or DHL. We also have support for other shipping methods. If you would like to inquire about specific shipping details or costs, please don't hesitate to reach out to us.
About Payment
We accept various payment methods, including VISA, MasterCard, UnionPay, Western Union, PayPal, and other channels.
If you have a specific payment method in mind or would like to inquire about rates and other details, please feel free to contact us.
WireTransfer
Paypal
CreditCard
WesternUnion
MoneyGram
Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
Confirm the return or exchange with our staff.
Maintain the goods in their original condition as received.
Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]
About packaging
Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.
Example
Tape and Reel
Cut Tape
Tube or Tray
ULN2004ADR 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
Packaged in a standard 16-pin dual in-line package (DIP), the ULN2004ADR is compatible with various logic levels including TTL, CMOS, and PMOS. It also features built-in freewheeling diodes for inductive loads and an open-collector output configuration for easy integration with external circuitry
Key Features
Application
- Durable build
- Effortless installation
- Intuitive controls
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 |
| Vol at lowest spec current (typ) (mV) | 900 | Iout/ch (max) (mA) | 500 |
| Iout_off (typ) (µA) | 50 | Rating | Catalog |
| Operating temperature range (°C) | -20 to 70 | FET | Internal |
| Imax (A) | 0.5 | Device type | Low-side switches |
| Function | Automotive load dump compatibility, Inductive load compatibility |
FAQs
What is ULN2004ADR?
The ULN2004ADR is a high-voltage, high-current Darlington transistor array manufactured by Texas Instruments. It is commonly used to drive inductive loads such as relays, solenoids, and stepper motors in various applications like motor controls, robotics, and automation systems.
How Does ULN2004ADR Work?
The ULN2004ADR works by providing a convenient way to interface low-level control signals from microcontrollers or digital circuits to high-power loads. It consists of seven Darlington transistor pairs, each capable of driving loads up to 500mA and 50V. The Darlington configuration allows for high current gain and voltage isolation between the input and output.
How Many Pins does ULN2004ADR have and What are the Functions of the Pinout Configuration?
The ULN2004ADR is housed in a 16-lead SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:
- COM: Common diode connection.
- 1B to 7B: Input pins for each Darlington pair.
- 1C to 7C: Output pins for each Darlington pair.
- GND: Ground pin.
- VCC: Supply voltage pin.
What are the Pros and Cons of ULN2004ADR?
Pros:
- High Voltage and Current Capability: Suitable for driving a wide range of inductive loads.
- Darlington Configuration: Provides high current gain and voltage isolation.
- Integrated Protection Diodes: Includes flyback diodes for inductive load protection.
- Easy Interface: Simplifies interfacing between low-level logic signals and high-power loads.
- Robust and Reliable: Designed for industrial applications with high noise immunity.
Cons:
- Heat Dissipation: May require heat sinking for high-power applications to dissipate heat.
- Power Loss: The Darlington configuration can lead to voltage drops and power dissipation.
- Higher Cost: Compared to simple transistor drivers, the ULN2004ADR may be more expensive.
Are There Any Equivalents/Alternatives to ULN2004ADR for Recommendation?
- The ULN2803A from STMicroelectronics is a similar high-voltage, high-current Darlington array.
- Alternatives to the ULN2004ADR include the MC1413 from ON Semiconductor and the TD62083AF from Toshiba.
Recommend Parts
-
![ULN2003ANSR]()
Darlington Transistors Hi-Vltg Hi-Crnt Darl Transistor Arrays
Brand: Texas Instruments Package/Case: SOP-16
9,000 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![ULN2003AID]()
Darlington Transistors Hi-Vltg Hi-Crnt Darl Transistor Arrays
Brand: Texas Instruments Package/Case: SOIC-16
6,091 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![ULN2003APWR]()
Trans Darlington NPN 50V 0.5A 16-Pin TSSOP T/R
Brand: Texas Instruments Package/Case: TSSOP-16
2,396 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![ULN2003AN]()
NPN Darlington Transistor ULN2003A 50 Volt 0.5 Amp 16-pin DIP
Brand: Texas Instruments Package/Case: PDIP (N)-16
3,058 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![ULN2003D1013TR]()
2,867 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![ULN2003A]()
Compact PDIP package makes it easy to integrate into compact systems
Brand: Texas Instruments Package/Case: PDIP (N)-16
7,685 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![ULN2001D]()
This highly integrated driver is designed for efficient power switching application
Brand: Lanke Package/Case: SOP-8
2,688 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![SC32300AULTRC]()
SC-ULTRC offers exceptional voltage tolerance, making it perfect for various industrie
Brand: Semtech Package/Case: UFDFN-10
4,060 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![SC531ULTRT]()
Innovative inverter design for reliable and precise voltage regulation
Brand: Semtech Package/Case: UFQFN-28
2,650 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![ULN2003VAS16-13]()
High-power switch for high-current applicatio
Brand: Diodes Incorporated Package/Case: SOIC-16
5,576 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![SC2604ULTRT]()
This positive-output boost controller IC is designed for high-reliability and low-power consumption
Brand: Semtech Package/Case: UFDFN-8
7,935 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![LP8340ILDX-ADJ/AULF]()
Compact Power Solution: This LDO Regulator delivers a stable output voltage from 1.231V to 1.269V, making it suitable for various applications
Brand: Texas Instruments Package/Case: WSON-6
4,395 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![SC561ULTRT]()
Efficient power management solution for portable electronics
Brand: Semtech Package/Case: UFQFN-8
7,750 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![ULN2004AINSG4]()
High-power switching IC for automotive, industrial, or commercial use, with high reliabilit
Brand: Texas Instruments Package/Case: SOIC-16
2,807 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![ULN2004AIDG4]()
Reliable 0.5A NPN transistor suitable for automotive applications
Brand: Texas Instruments Package/Case: SOIC-16
5,708 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
-
![ULN2004AINSE4]()
Compact 16-pin SOIC surface mount package ideal for modern electronics
Brand: Texas Instruments Package/Case: SOIC-16
3,048 In Stock
Cargo cycle: 3~7 Days
The minimum order is 1
