CM2593 Datasheet, PDF (10/12 Pages) Champion Microelectronic Corp. – 2A Step Down VOLTAGE REGULATOR

CM2593/P
2A Step Down VOLTAGE REGULATOR
Switch
Frequency
200
150
100
50
0.0
-50 -25 0 25 50 75 100 125
JUNCTION TEMPERATURE ( ^oC)
Light Load operation
Iout
Vout ripple
0mV/div
Vin=12V
Vout=5V
Iload=0A
0.2ms/div
Feedback Pin Bias
Current
50.0
40.0
30.0
20.0
Adjustable Version
Only
10.0
0.0
-50 -25 0 25 50 75 100 125
JUNCTION TEMPERATURE( ^o C)
Heavy Load operation
Iout
Vout ripple
20mV/div
Vin=12V
Vout=5V
Iload=2A
5us/div
Thermal protection
10
8
6
4
2
0
50
75 100 125 150 175 200
JUNCTION TEMPERATURE( ^o C)
ILoad
1A/DIV
Load step
Vout
50mV/DIV
0.5ms
Vin=12V
Vout=5V
ILOAD=0A TO 2A
2007/01/25 Rev. 1.4
Champion Microelectronic Corporation
Page 10