L4963W DC-DC Switching Converters by STMicroelectronics

1.5 A SWITCHING REGULATOR


The L4963 is a monolithic power switching regulator delivering 1.5A at 5.1V. The output voltage is adjustable from 5.1V to 36V, working in discontinuous variable frequency mode. Features of the device include remote inhibit, internal current limiting and thermal protection, reset and power fail outputs for microprocessor. The L4963 is mounted in a 12+3+3 lead Powerdip (L4963) and SO20 large (L4963D) plastic packages and requires very few external components.

Where to Buy

Prices starting from US$3.43

Distributor Stock
Logo for Farnell
Farnell
from US$3.56
No stock
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Logo for element14
element14
from US$3.43
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Logo for Newark Electronics
Newark Electronics
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Logo for Avnet America
Avnet America
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Features

NO FREQ. COMPENSATION REQUIRED
VERY FEW EXTERNAL COMPONENTS
THERMAL SHUTDOWN
1.5A OUTPUT LOAD CURRENT
DISCONTINUOUS VARIABLE FREQUENCY MODE
5.1 TO 36V OUTPUT VOLTAGE RANGE
VERY HIGH EFFICIENCY
RESET AND POWER FAIL OUTPUT FOR MICROPROCESSOR
PRECISE (+/–2%) ON CHIP REFERENCE

Alternative Descriptions

DC/DC CONV, BUCK, 60KHZ, POWERDIP-18 | Farnell
Dc-Dc Switching Buck (Step Down) Regulator, Adjustable, 9V-46Vin, 5.1V-36Vout, 1.5Aout, Powerdip-18 Rohs Compliant: Yes |Stmicroelectronics L4963W | Newark Electronics
Conv DC-DC Single Step Down 9V to 46V 18-Pin Power PDIP | Avnet America


Frequently Asked Questions

Where can I find additional details, specifications and documents for a L4963W?

Additional datasheets, footprints and schematics for L4963W are listed on our Part Details page. You can also find images and similar parts to L4963W on this page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for L4963W on our Product Comparison page. Access via the 'View Pricing & Stock' button to view L4963W price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does L4963W fall under?

The L4963W is listed under Power Management > DC-DC Switching Converters > Buck Regulators.

Can I view similar or alternative parts?

You can view similar parts to L4963W 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 L4963W you can contact the distributor directly for product support, shipping queries etc.

Is the L4963W RoHS compliant?

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

Which authorised distributors for L4963W have stock available?

Authorised distributors including element14, Farnell, Newark Electronics and Avnet America have stock available or on a lead time for L4963W.

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

Stock availability and lead times will be displayed for L4963W often in real-time on the comparison pages.

What if I can't find stock of L4963W?

You can fill out our help required form which you can use to request a quote for L4963W from some of our verified obsolescence suppliers. Alternatively, contact us via our web chat in the bottom left of your screen and one of our team will try to help.

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