CM4072 Datasheet, PDF (6/11 Pages) California Micro Devices Corp – Low Noise Charge Pump/Linear Regulator LED Driver

PRELIMINARY
CM4072
Performance Information (cont’d)
Typical DC Characteristics (T_A=25°C, C_P=1.0μF, C_S=10μF, C_BYP=0.1μF, C_OUT=10μF unless otherwise noted)
5.1
5.08
5.06
5.04
5.02
5
4.98
4.96
4.94
4.92
4.9
0
20
40
60
80
100
I_OUT [mA]
Figure 3. V_OUT vs. I_OUT (V_IN = 5V)
2
1.9
1.8
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1
3
3.5
4
4.5
5
5.5
V_IN [V]
Figure 7. V_EN Threshold vs. V_IN
5.1
5.08
5.06
5.04
I_OUT = 0mA
IOUT = 100mA
5.02
5
4.98
4.96
4.94
4.92
4.9
3
3.5
4
4.5
5
5.5
V_IN [V]
Figure 4. V_OUT vs. V_IN
7
6.75
6.5
6.25
6
5.75
5.5
5.25
5
3
3.5
4
4.5
5
5.5
V_IN [V]
Figure 5. CS Pin vs. V_IN
300
250
200
150
100
50
0
3
3.5
4
4.5
5
5.5
VIN [V]
Figure 8. I_IN vs. V_IN
250
200
150
100
V_IN=3.1V
50
V_IN=5V
0
0
20
40
60
80
100
IOUT [mA]
Figure 9. I_IN vs. I_OUT
at T=150'C, T=85'C and T=25'C
400
300
TA^=150°C
200
TA^=25°C
100
0
0
TA=85°C
10 20 30 40 50 60 70 80 90 100
IOUT [mA]
Figure 6. Dropout Voltage (LDO Only)
6
5
4
3
2
1
0
0
0.1
0.2
0.3
0.4
0.5
IOUT [A]
Figure 10. Overcurrent Characteristic (LDO only)
© 2005 California Micro Devices Corp. All rights reserved.
6
490 N. McCarthy Blvd., Milpitas, CA 95035-5112 ● Tel: [phone] ● Fax: [phone] ● www.cmd.com 11/08/05