ST1S40IDR DC-DC Switching Converters by STMicroelectronics
3 A DC step-down switching regulator
| Status: | Active |
|---|---|
| Series: | ST1S40 |
| RoHS: | Compliant |
Where to Buy
Prices starting from US$0.67
| Distributor | Stock | ||
|---|---|---|---|
|
Ozdisan
from US$0.96
|
9,579
in stock
|
Buy Now |
|
element14
from US$1.15
|
4,101
in stock
|
Buy Now |
|
Farnell
from US$1.12
|
4,101
in stock
|
Buy Now |
|
TME
from US$1.00
|
2,230
in stock
|
Buy Now |
|
Newark Electronics
from US$1.15
|
1,853
in stock
|
Buy Now |
|
Avnet Silica
-
|
10,000
in stock
|
Buy Now |
|
Future Electronics
from US$0.67
|
0
in stock
|
Buy Now |
|
EBV Elektronik
-
|
0
in stock
|
Buy Now |
| Buy Now |
Features
| 3 A DC output current |
| 4.0 V to 18 V input voltage |
| Output voltage adjustable from 0.8 V |
| 850 kHz switching frequency |
| Internal soft-start |
| Integrated 95 mΩ and 69 mΩ Power MOSFETs |
| All ceramic capacitor |
| Enable |
| Cycle-by-cycle current limiting |
| Current fold back short-circuit protection |
| VFQFPN4x4-8L, HSOP-8, and SO-8 and packages |
Last 6 months Inventory & Pricing History
Resources
Product Specifications |
|---|
| DS6942 3 A DC step-down switching regulator |
Technical Notes & Articles |
|---|
| TN1224 Mounting instructions for SMD (surface mounting device) packages |
Alternative Descriptions
| DC/DC CONV, SYNC BUCK, 850KHZ, SOIC-8 | element14 |
| Driver | TME |
| Dc/Dc Conv, Sync Buck, 850Khz, Soic-8 | Newark Electronics |
| DC-DC Switching Buck (Step Down) Regulator, Adjustable, 850kHz, 4V-18Vin, 0.8V-18V/3A out, SOIC-8 | Avnet Silica |
| ST1S40 Series 18 V 3 A DC SMT Step-Down Switching Regulator - SOIC-8 | Future Electronics |
Frequently Asked Questions
Where can I find additional details, specifications and documents for a ST1S40IDR?
Additional datasheets, footprints and schematics for ST1S40IDR are listed on our Part Details page. You can also find images and similar parts to ST1S40IDR on this page.
What pricing and inventory information can I view?
Distributor pricing and stock information is available for ST1S40IDR on our Product Comparison page. Access via the 'View Pricing & Stock' button to view ST1S40IDR price breaks, MOQs, lead times, inventory and SKUs from distributors.
What category does ST1S40IDR fall under?
The ST1S40IDR is listed under Power Management > DC-DC Switching Converters > Buck Regulators.
Can I view similar or alternative parts?
You can view similar parts to ST1S40IDR 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 ST1S40IDR you can contact the distributor directly for product support, shipping queries etc.
Is the ST1S40IDR RoHS compliant?
Yes. This part has been flagged as RoHS Compliant by STMicroelectronics.
Which authorised distributors for ST1S40IDR have stock available?
Authorised distributors including Ozdisan, element14, Farnell, TME and Newark Electronics have stock available or on a lead time for ST1S40IDR.
How do I check stock and lead times for all distributors?
Stock availability and lead times will be displayed for ST1S40IDR often in real-time on the comparison pages.
What if I can't find stock of ST1S40IDR?
You can fill out our help required form which you can use to request a quote for ST1S40IDR 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.