MIC2204 Micrel Semiconductor, MIC2204 Datasheet - Page 4

• Manufacturer Part Number: MIC2204
• Description: High-Efficiency 2MHz Synchronous Buck Converter
• Manufacturer: Micrel Semiconductor

MIC2204
Typical Characteristics
M0214-012904
1.0075
1.0025
0.9975
0.9925
1.005
0.995
2.318
2.316
2.314
2.312
2.308
2.306
2.304
2.302
1.01
0.99
2.40
2.30
2.20
2.10
2.00
1.90
1.80
1.70
1.60
2.32
2.31
100
95
90
85
80
75
70
65
60
55
50
1
-40 -20 0 20 40 60 80 100 120
-40 -20 0 20 40 60 80 100 120
0
OUTPUT CURRENT (mA)
vs. Output Current
vs. Output Current
0.1
OUTPUT CURRENT (A)
TEMPERATURE ( C)
TEMPERATURE ( C)
vs. Temperature
vs. Temperature
Output Voltage
Bias Supply
Frequency
Efficiency
0.2
0.3
3.5V
1.8V
0.4
4V
IN
3V
OUT
IN
IN
0.5
1.005
0.995
1.01
0.99
100
350
300
250
200
150
100
95
90
85
80
75
70
65
60
55
50
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
50
-40 -20 0 20 40 60 80 100 120
1
0
1
0
2.3 2.8 3.3 3.8 4.3 4.8 5.3
0
0
vs. Output Current
OUTPUT CURRENT (mA)
vs. Supply Voltage
Quiescent Current
SUPPLY VOLTAGE (V)
100
vs. Supply Voltage
1
SUPPLY VOLTAGE (V)
Enable Threshold
TEMPERATURE ( C)
vs. Temperature
Output Voltage
Efficiency
2
200
4
3
3.3V
300
Enable Off
Enable On
IN
4
V
FB
2.5V
400
3.6V
5
4.2V
= 0V
OUT
IN
IN
6
500
100
318
316
314
312
310
308
306
304
302
300
298
2.5
2.0
1.5
1.0
0.5
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
95
90
85
80
75
70
65
60
55
50
0
-40 -20 0 20 40 60 80 100 120
-40 -20 0 20 40 60 80 100 120
0
0
0
5V
vs. Output Current
4.2V
OUTPUT CURRENT (mA)
100
vs. Supply Voltage
SUPPLY VOLTAGE (V)
IN
Quiescent Current
Enable Threshold
TEMPERATURE ( C)
TEMPERATURE ( C)
vs. Temperature
vs. Temperature
IN
Efficiency
2
200
V
BIAS
300
V
IN
V
V
4
= 3.6V
IN
FB
3.3V
= 3.6V
January 2004
3.6V
400
= 0V
OUT
IN
500
6
Micrel