L5987 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

L5987

3 A step-down switching regulator

STMicroelectronics 

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Functional description

L5987

Figure 9. Maximum DC output current for VFQFPN8 package vs. duty cycle

Note:

For duty cycles lower than 69%, the RMS current does not limit the maximum DC output

current of 3 A. For duty cycles higher than the 69% the maximum DC output current is

limited by the RMS current (see Equation 5).

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DocID14972 Rev 4

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