L6714 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

L6714

4 phase controller with embedded drivers for Intel VR10, VR11 and AMD 6Bit CPUs

STMicroelectronics 

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L6714

Power dissipation

Figure 7. L6714 dissipated power (Quiescent + switching).

5000

4500

4000

3500

3000

2500

2000

1500

1000

500

0

50

L6714; Rgate=0; Rmosfet=0

HS=1xSTD38NH02L; LS=1xSTD90NH02L

HS=2xSTD38NH02L; LS=2xSTD90NH02L

HS=1xSTD55NH22L; LS=1xSTD95NH02L

HS=2xSTD55NH22L; LS=2xSTD95NH02L

HS=3xSTD55NH22L; LS=3xSTD95NH02L

100 150 200 250 300 350 400 450 500 550

Switching frequency [kHz] per phase

7000

6000

5000

4000

L6714; Rhs=2.2; Rls=3.3; Rmosfet=1

HS=1xSTD38NH02L; LS=1xSTD90NH02L

HS=2xSTD38NH02L; LS=2xSTD90NH02L

HS=1xSTD55NH2LL; LS=1xSTD95NH02L

HS=2xSTD55NH2LL; LS=2xSTD95NH02L

HS=3xSTD55NH2LL; LS=3xSTD95NH02L

3000

2000

1000

0

50 100 150 200 250 300 350 400 450 500 550

Switching Frequency per phase [kHz]

31/70

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