CALIFORNIA MICRO DEVICES
Typical Transient Characteristics
(Supply source resistance set to 0.2Ω)
Tek Run: 25kS/s
Sample
Tek Run: 25kS/s
Sample
CMPWR101
Drive
Drive
3
V
CC
V
OUT
V
OUT
3
V
CC
(200mA Load)
(V
AUX
= 0V)
(200mA Load)
(V
AUX
= 0V)
Ch2
M 2ms
Ch1
4.66V
Ch3
1V
5V
Ch2
1V
M 2ms Ch1
500mV
Ch3
1V
5V
1V
Figure 7. V
CC
Cold start Power Up (V
AUX
= 0V)
Tek
2.5MS/s
1 Acqs
Figure 8. V
CC
Complete Power Down (V
AUX
= 0V)
Tek
2.5MS/s
1 Acqs
Drive
3
3
Drive
V
CC
(offset = 4.3V)
2
2
V
CC
(offset = 4.3V)
V
OUT
(offset = 3.3V)
V
OUT
(offset = 3.3V)
Ch3
100mV
5V
Ch2 100mV M 20µs Ch1
2.5V
Ch3
100mV
5V
Ch2 100mV M 20µs Ch3
2.5V
Figure 9. V
CC
Power up (V
AUX
= 3.3V)
Tek
5MS/s
3 Acqs
Figure 10. V
CC
Power Down (V
AUX
= 3.3V)
Tek
1MS/s
V
CC
(offset = 5.0V)
1V Step(4.5V to 5.5V)
2
1 Acqs
25mA to 225mA
Load Step
2
V
CC
(offset = 3.3V)
V
OUT
(offset = 3.3V)
(5mA Load)
20mV
Ch2
2V
M 20µs Ch2
2.08V
20mV
Ch2 500mV M 100µs Ch2
5.01V
Figure 11. Load Transient (10% to 90%) Step Response
215 Topaz Street, Milpitas, California 95035
3/6/2001
Figure 12. Line Transient (1Vpp) Step Response
Fax: (408) 263-7846
www.calmicro.com
© 2001 California Micro Devices Corp. All rights reserved. SmartOR™ is a trademark of California Micro Devices Corporation.
Tel: (408) 263-3214
5
CALMIRCO [ CALIFORNIA MICRO DEVICES CORP ]
