SP6648 Datasheet, PDF (7/16 Pages) Sipex Corporation – Ultra-low Quiescent Current, High Efficiency Boost Regulator

TYPICAL PERFORMANCE CHARACTERISTICS: Continued
Refer to the Typical Application Circuit on page 1, T_AMB=+25°C.
400
500
450
350
400
300
350
250
300
200
250
200
150
150
100
100
50
50
0
1.0
1.5
2.0
2.5
3.0
Vin (V)
0
1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5
Vin (V)
Maximum Resistive Load Current in Startup, V_OUT=3.3V
Maximum Resistive Load Current in Startup, V_OUT=5.0V
VOUT (AC)
VOUT (AC)
Inductor Current
(0.2A/DIV)
Inductor Current
(0.2A/DIV)
Output Ripple, V_IN=2.6V, I_LOAD=200mA, V_OUT=3.3V
5.0
4.0
Output Ripple, V_IN=2.6V, I_LOAD=200mA, V_OUT=5.0V
5.0
4.0
3.0
3.0
2.0
2.0
1.0
0.0
0.9 1.2 1.5 1.8 2.1 2.4 2.7 3.0 3.3
Vin (V)
K_ON vs. V_IN , V_OUT=3.3V
1.0
0.0
0.9 1.4 1.9 2.4 2.9 3.4 3.9 4.4 4.9
Vin (V)
K_ON vs. V_IN , V_OUT=5.0V
Date: 7/19/04
SP6648 Ultra-low Quiescent Current, High Efficiency Boost Regulator
7
© Copyright 2004 Sipex Corporation