ST1S10PHR View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

ST1S10PHR

3 A, 900 kHz, monolithic synchronous step-down regulator

STMicroelectronics 

ST1S10

Figure 7. PCB layout suggestion

Layout considerations

Common ground node

for power ground

Power Ground

IIN

6.1

Thermal considerations

The leadframe die pad, of ST1S10, is exposed at the bottom of the package and must be

soldered directly to a properly designed thermal pad on the PCB, the addition of thermal

vias from the thermal pad to an internal ground plane will help increase power dissipation.

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