Oct10-07 RevJ

SP6652 1A, High Efficiency, Current Mode PWM Buck Regulator

© 2007 Sipex Corporation

TYPICAL PERFORMANCE CHARACTERISTICS

Vo(AC)

200mV/div

IL1

(0.5A/div)

Iout

(1.0A/div)

Vo(AC)

200mV/div

IL1

(0.5A/div)

Iout

(0.5A/div)

Figure 11. 0mA to 600mA

Load Step Data

Vin=4.2V, Vo=3.3V

Rz=4kW, Cz=10nF, L1=4.7uH

Figure 12. 0mA to 600mA

Load Step Data

Vin=4.2V, Vo=1.5V

Rz=2kW, Cz=10nF,

L1=4.7uH

Figure 13. 0mA to 600mA

Load Step Data

Vin=4.2V, Vo=2.5V

Rz=4kW, Cz=10nF,

L1=4.7uH