L6713A Datasheet, PDF (31/64 Pages) Holtek Semiconductor Inc – 2/3 Phase controller with embedded drivers for Intel VR10, VR11 and AMD 6 bit CPUs

L6713A
Power dissipation
Figure 7. L6713A Dissipated power (quiescent + switching).
4500
4000
3500
3000
2500
2000
1500
1000
500
0
50
2-PHASE Operation; Rgate=0; Rmosfet=0
HS=1xSTD38NH02L; LS=1xSTD90NH02L
HS=2xSTD38NH02L; LS=2xSTD90NH02L
HS=1xSTD55NH2LL; LS=1xSTD95NH02L
HS=2xSTD55NH2LL; LS=2xSTD95NH02L
HS=3xSTD55NH22L; LS=3xSTD95NH02L
150 250 350 450 550 650 750 850
Switching frequency [kHz] per phase
950 1050
7000
6000
5000
4000
3000
2000
1000
0
50
3-PHASE Operation; Rgate=0; Rmosfet=0
HS=1xSTD38NH02L; LS=1xSTD90NH02L
HS=2xSTD38NH02L; LS=2xSTD90NH02L
HS=1xSTD55NH2LL; LS=1xSTD95NH02L
HS=2xSTD55NH2LL; LS=2xSTD95NH02L
HS=3xSTD55NH22L; LS=3xSTD95NH02L
150 250 350 450 550 650 750 850
Switching frequency [kHz] per phase
950 1050
4000
3500
3000
2500
2000
1500
1000
500
0
50
2-PHASE Operation; 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=3xSTD55NH22L; LS=3xSTD95NH02L
150 250 350 450 550 650 750 850 950 1050
Switching frequency [kHz] per phase
4000
3500
3000
2500
2000
1500
1000
500
0
50
3-PHASE Operation; 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=3xSTD55NH22L; LS=3xSTD95NH02L
150 250 350 450 550 650 750 850 950 1050
Switching frequency [kHz] per phase
31/64