CAT3200HU2_14 Datasheet, PDF (6/9 Pages) ON Semiconductor – Low Noise Regulated Charge Pump DC-DC Converter

CAT3200HU2
TYPICAL PERFORMANCE CHARACTERISTICS
(V_IN = 2.5 V, V_OUT = 3.3 V (adjustable output), R1 = 16 kW, R2 = 10 kW, C_IN = C_OUT = C_FLY = 1 mF, [C0805C105K9RACTU], T_AMB = 25°C)
3.6
3.5
3.5
3.4
3.4
3.3
3.3
3.2
I_OUT = 50 mA
3.1
3.0
2.0
2.2
2.4
2.6
2.8
3.0
INPUT VOLTAGE (V)
Figure 14. Output Voltage vs. Input Voltage
V_IN = 2.5 V
3.2
V_IN = 2.7 V
3.1
0
V_IN = 2.2 V
30
60
V_IN = 3.0 V
90
120
150
OUTPUT CURRENT (mA)
Figure 15. Output Voltage vs. Output Current
90
80
V_IN = 2.2 V
70
V_IN = 2.5 V
60
V_IN = 2.7 V
50
V_IN = 3.0 V
40
30
20
1
10
100
OUTPUT CURRENT (mA)
Figure 16. Efficiency vs. Output Current
5
4
3
2
V_IN = 2.5 V
1
V_IN = 2.2 V
V_IN = 3.0 V
V_IN = 2.7 V
0
0 25 50 75 100 125 150 175 200
LOAD CURRENT (mA)
Figure 17. Foldback Current Limit
Figure 18. Power Up Waveform
(I_OUT = 50 mA)
Figure 19. Output Ripple Voltage
(I_OUT = 50 mA)
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