AS3715 datasheet(25/159 Pages) AMSOSRAM

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[v1-03] 2015-Aug-10

AS3715 − Detailed Description – Power Management Functions

Figure 21:

SD4 3.7V Eff vs. Iout TDK Coil and Mode Comparison

Figure 22:

SD4 3.7V Eff vs. Iout Toko Coil and Mode Comparison

DC/DC Buck SD4 Efficiency: Shows

efficiency of the SD4 buck controller

with AS3729B power stage for different

TDK coils @ 1.2V in dual phase and

combined mode with VSUP=3.7V,

1.35MHz operation and TA=25°C.

DC/DC buck SD4 efficiency: Shows

efficiency of the SD4 buck controller

with AS3729B power stage for different

Toko coils @ 1.2V in dual phase and

combined mode with VSUP=3.7V,

1.35MHz operation and TA=25°C.

0,01

0,1

Output Current (A)

AS3729B 3V7-1V2 TFM201610GHM-1R0M dual (1.35MHz)

AS3729B 3V7-1V2 TFM201610GHM-R47M dual (1.35MHz)

AS3729B 3V7-1V2 TFM252010GHM-R47M dual (1.35MHz)

AS3729B 3V7-1V2 TFM201610GHM-R47M combined (1.35MHz)

AS3729B 3V7-1V2 TFM252010GHM-R47M combined (1.35MHz)

0.01

0.1

Output Current (A)

AS3729B 3V7-1V2 DFE201610P-1R0 dual (1.35MHz)

AS3729B 3V7-1V2 DFE252010P-1R0 dual (1.35MHz)

AS3729B 3V7-1V2 DFE201610P-R47M dual (1.35MHz)

AS3729B 3V7-1V2 DFE252010P-R47M dual (1.35MHz)

AS3729B 3V7-1V2 DFE201610P-R47M combined (1.35MHz)

AS3729B 3V7-1V2 DFE252010P-R47M combined (1.35MHz)

AS3715 Datasheet(PDF) 25 Page - ams-OSRAM AG