A7986A DC-DC Switching Converters by STMicroelectronics

3 A step-down switching regulator for automotive applications


The A7986A is a step-down switching regulator with a 3.7 A (min.) current limited embedded power MOSFET, so it is able to deliver up to 3 A current to the load depending on the application conditions. The input voltage can range from 4.5 V to 38 V, while the output voltage can be set starting from 0.6 V to VIN. Requiring a minimum set of external components, the device includes an internal 250 kHz switching frequency oscillator that can be externally adjusted up to 1 MHz. The HSOP8 package with exposed pad allows the reduction of R th(JA) down to 40 °C/W.

Where to Buy

Prices starting from US$1.31

Distributor Stock
Logo for Farnell
Farnell
from US$1.31
3,454
in stock
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Logo for element14
element14
from US$1.35
4,222
in stock
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Logo for Newark Electronics
Newark Electronics
from US$1.59
3,454
in stock
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Logo for Avnet Silica
Avnet Silica
-
600
in stock
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Logo for Future Electronics
Future Electronics
from US$1.38
-
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Logo for Avnet America
Avnet America
from US$1.34
-
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Logo for EBV Elektronik
EBV Elektronik
-
-
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Features

AEC-Q100 qualified
3 A DC output current
4.5 V to 38 V input voltage
Output voltage adjustable from 0.6 V
250 kHz switching frequency, programmable up to 1 MHz
Internal soft-start and enable
Low dropout operation: 100% duty cycle
Voltage feed-forward
Zero load current operation
Overcurrent and thermal protection
HSOP8 package

Alternative Descriptions

DC/DC CONV, BUCK, 1MHZ, 150DEG C | element14
Dc/Dc Conv, Buck, 1Mhz, 150Deg C | Newark Electronics
Conv DC-DC Single Step Down 4.5V to 38V 8-Pin HSOP EP Tube | Avnet Silica
IC REG BUCK ADJ 3A 8HSOP | Future Electronics


Frequently Asked Questions

Where can I find additional details, specifications and documents for a A7986A?

Additional datasheets, footprints and schematics for A7986A are listed on our Part Details page. You can also find images and similar parts to A7986A on this page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for A7986A on our Product Comparison page. Access via the 'View Pricing & Stock' button to view A7986A price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does A7986A fall under?

The A7986A is listed under Power Management > DC-DC Switching Converters > Buck Regulators.

Can I view similar or alternative parts?

You can view similar parts to A7986A when available in the Buck Regulators 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 A7986A you can contact the distributor directly for product support, shipping queries etc.

Is the A7986A RoHS compliant?

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

Which authorised distributors for A7986A have stock available?

Authorised distributors including element14, Newark Electronics, Farnell, Avnet Silica and Future Electronics have stock available or on a lead time for A7986A.

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

Stock availability and lead times will be displayed for A7986A often in real-time on the comparison pages.

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