ST1S03A View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

ST1S03A

1.5 A, 1.5 MHz adjustable, with inhibit function step-down switching regulator

STMicroelectronics 

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Pin configuration

2 Pin configuration

Figure 2. Pin configuration (top view)

ST1S03A

ST1S03A

Table 1. Pin description

Pin N°

1

2

3

4

5

6

Symbol

VFB

GND

SW

VIN_SW

VIN_A

N.C./INH

Voltage of feedback

System ground

Output of the internal power switch

Power supply for the mosfet switch

Power supply for the analog circuit

Not connected / or inhibit

Note

ST1S03AI

4/14

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