L5973D datasheet(10/17 Pages) STMICROELECTRONICS

Part #	L5973D

Description	2.5 A switch step down switching regulator

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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10 / 17 page

Application circuit

L5973D

10/17

Figure 13.

PCB layout (component side)

Figure 14.

PCB layout (bottom side)

Figure 15.

PCB layout (front side)

Below some graphs show the TJ versus output current in different conditions of the input and

output voltage and some efficiency measurements.

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