ULN2074B Darlington Arrays by STMicroelectronics

50 V - 1.5 A quad Darlington switches

Status: Active
Series: ULN2074B
RoHS: Compliant
Download Datasheet Visit Manufacturer Site View Pricing & Stock

Designed to interface logic to a wide variety of high current, high voltage loads, these devices each contain four NPN Darlington switches delivering up to 1.5 A with a specified minimum breakdown of 50 V and a sustaining voltage of 35 V measured at 100 mA. The ULN2064B, ULN2066B and ULN2068B contain integral suppression diodes for inductive loads have common emitters. The ULN2074B feature isolated Darlington pinouts and is intended for applications such as emitter follower configurations. Inputs of the ULN2064B, ULN2068B and ULN2074B are compatible with popular 5 V logic families and the ULN2066B are compatible with 6 - 15 V CMOS and PMOS. Type ULN2068B includes a pre-driver stage to reduce loading on the control logic.

Where to Buy

Prices starting from US$3.54

Distributor Stock
Logo for RS
RS
from US$3.54
934
in stock
Buy Now
Logo for Transfer Multisort Elektronik
Transfer Multisort Elektronik
from US$3.60
552
in stock
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Logo for element14
element14
from US$3.76
472
in stock
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Logo for Farnell
Farnell
from US$4.21
472
in stock
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Logo for Newark Electronics
Newark Electronics
from US$4.43
15
in stock
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Logo for Future Electronics
Future Electronics
from US$4.21
-
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Features

Versions compatible with all popular logic families
Output current to 1.5 A for each Darlington
Sustaining voltage at least 35 V
Minimum breakdown 50 V
Isolated Darlington pinout (ULN2074B)
Integral suppression diodes (ULN2064B, ULN2066B and ULN2068B

Resources


Alternative Descriptions

Quad Darlington Sw. NPN 50V 1.75A PDIP16 | RS
IC: driver | Transfer Multisort Elektronik
ARRAY, DARLINGTON | element14
Bipolar (Bjt) Array Transistor, Darlington, Npn, 50 V, 1 W, 1.5 A, Dip Rohs Compliant: Yes |Stmicroelectronics ULN2074B | Newark Electronics
ULN Series 80 V 1.75 A High Voltage Quad Darlington Switch - PowerDIP-16 | Future Electronics


Frequently Asked Questions

Where can I find additional details, specifications and documents for a ULN2074B?

Additional datasheets, footprints and schematics for ULN2074B are listed on our Part Details page. You can also find images and similar parts to ULN2074B on this page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for ULN2074B on our Product Comparison page. Access via the 'View Pricing & Stock' button to view ULN2074B price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does ULN2074B fall under?

The ULN2074B is listed under Interfaces and Transceivers > Darlington Arrays.

Can I view similar or alternative parts?

You can view similar parts to ULN2074B when available in the Darlington Arrays range under the specifications section at the bottom of the details page.

Who can I contact for technical support of the product?

Submit any questions directly to the customer support team of the distributor listing the product. For the ULN2074B you can contact the distributor directly for product support, shipping queries etc.

Is the ULN2074B RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by STMicroelectronics.

Which authorised distributors for ULN2074B have stock available?

Authorised distributors including RS, Transfer Multisort Elektronik, element14, Farnell and Newark Electronics have stock available or on a lead time for ULN2074B.

How do I check stock and lead times for all distributors?

Stock availability and lead times will be displayed for ULN2074B often in real-time on the comparison pages.

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