CM4072 Datasheet, PDF (8/11 Pages) California Micro Devices Corp – Low Noise Charge Pump/Linear Regulator LED Driver

PRELIMINARY
CM4072
Performance Information (cont’d)
Transient Characteristics (T_A=25°C, V_IN=5V, C_P=1.0μF, C_S=10μF, C_BYP=0.1μF, C_OUT=10μF unless otherwise noted)
5.10
5.05
5.00
4.95
I_OUT=0
I_OUT=30mA
I_OUT=75mA
I_OUT=100mA
I_OUT=150mA
4.90
-50
-25
0
25
50
75
100
125
150
Temperature [°C]
Figure 17. V_OUT with V_IN = 5V
5.1
5.05
5
4.95
4.9
4.85
4.8
-50
-25
0
25
50
75
Temperature [°C]
100
125
Figure 18. V_OUT with V_IN=3.0V, I_OUT=100mA
5
4.5
4
3.5
3
2.5
2
1.5
1
0.5
0
-50
-25
0
25
50
75
100 125 150
Temperature [°C]
Figure 20. I_IN Leakage Current (Pins 6,7=0V)
1.65
1.645
1.64
1.635
1.63
1.625
1.62
1.615
1.61
1.605
1.6
-50 -25
0
25
50
75 100 125 150
Temperature [°C]
Figure 19. Bypass Pin Voltage
3
2.5
2
1.5
1
0.5
0
-50 -25
0
25 50 75 100 125 150
Temperature ['C]
Figure 21. Undervoltage Lockout
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