Power / DC-DC

ST1S10PHR

STMicroelectronics 2.5-18V 3A sync buck (not for new designs) · PowerSO-8 · 4.90 × 3.90 body · 1.27 pitch

Open ST1S10PHR in PnP Toolkit Datasheet source

Package drawing

Top view, to scale, drawn by the same engine the app uses. Letters match the datasheet. In the app you can flip to the bottom view, which is how most datasheets draw it.

Numbers to program

Length L	4.8 – 5 (nom 4.9) mm
Width W	3.8 – 4 (nom 3.9) mm
Height (A)	1.5 – 1.7 (nom 1.6) mm
Pitch e	1.27 mm
Leads / pins / balls	8
Lead width	0.38 – 0.51 (nom 0.45) mm
Foot length	0.45 – 0.8 (nom 0.62) mm
Overall span	5.8 – 6.2 (nom 6) mm

Thermal pad underneath; its size varies by die version.

Values come from the linked datasheet. Always confirm against the datasheet for the exact part number and suffix you are placing, and check the first board.

What to watch on Power / DC-DC

A HotRod part programmed as a plain QFN with a center pad
Suffix mix-ups: R vs T reels of the same part
Bags left open past floor life

Read the full guide: Power and DC-DC converter parts.

Program it on your machine

PnP Toolkit sets its words and setup sheet for your machine. Pick yours for the step-by-step:

Tools that use this part

FeatureParts libraryA built-in library of 179 packages and real part numbers, each with body and lead sizes, tape, MSL level and, for 104…FeatureQFN decoderType the numbers from the package drawing exactly as printed, like “0.18 0.25 0.30”. The decoder picks the nominal,…FeatureLoad checkScan or type each reel before it goes in a feeder. The answer is instant: on this job with its slot, close but not the…

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