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Power Supply Ripple Rejection
80
RIPPLE REJECTION [dB]
RIPPLE REJECTION [dB]
100uA
Power Supply Ripple Rejection
80
100uA
60
150mA
40
1mA
20
VIN = 3.8V, VOUT = 2.8V
COUT = 1uF Cer.
CBYP = 0.01uF
10
100
1000
10000
60
1mA
40
10mA
20
VIN = 3.8V, VOUT = 2.8V
COUT = 10uF Cer.
CBYP = 0.01uF
10
100
1000
10000
150mA
10mA
0
100000
0
100000
FREQUENCY [Hz]
FREQUENCY [Hz]
Power Supply Ripple Rejection
80
RIPPLE REJECTION [dB]
RIPPLE REJECTION [dB]
Power Supply Ripple Rejection
Vs. Voltage Drop (1kHz)
80
1mA 100uA
60
100uA
40
150mA
1mA
20
VIN = 3.8V, VOUT = 2.8V
COUT = 1uF Cer.
NO BYP CAP
10
100
1000
10000
60
40
10mA
100mA
150mA
10mA
20
0
100000
0
0.00
0.25
0.50
0.75
1.00
1.25
1.50
FREQUENCY [Hz]
DROPOUT VOLTAGE [V]
Noise Performance
Noise Performance
2002 California Micro Devices Corp. All rights reserved.
12/13/02
430 N. McCarthy Blvd., Milpitas, CA 95035-5112
L
Tel: 408.263.3214
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Fax: 408.263.7846
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www.calmicro.com
5
CALMIRCO [ CALIFORNIA MICRO DEVICES CORP ]
