SP6652 Datasheet, PDF (13/16 Pages) Sipex Corporation – 1A, High Efficiency, High Frequency Current Mode PWM Buck Regulator

TYPICAL PERFORMANCE CHARACTERISTICS
EN
Vout
Figure 14. SP6652 600mA
Start-up from Enable
Vin=4.2V, Vo=3.3V, Iout =
ILX 600mA, Rz=4kW, Cz=10nF,
0.5A/div_L1=4.7uH
EN
Figure 15. SP6652 600mA
Vout _{Start-up from Enable}
Vin=4.2V, Vo=1.5V, Iout =
600mA, Rz=2kW, Cz=10nF,
L1=4.7uH
ILX
0.5A/div
Vin
(AC)
Vout
(AC)
Figure 16. SP6652 600mA
Input/Output Ripple
Vin=4.2V, Vo=3.3V, Iout =
600mA, Rz=4kW, Cz=10nF,
L1=4.7uH
Oct10-07 RevJ
Vin
(AC)
Vout
(AC)
Figure 17. SP6652 600mA
Input/Output Ripple
Vin=4.2V, Vo=1.5V, Iout =
600mA, Rz=2kW, Cz=10nF,
L1=4.7uH
SP6652 1A, High Efficiency, Current Mode PWM Buck Regulator
13
© 2007 Sipex Corporation