mic4723yml Micrel Semiconductor, mic4723yml Datasheet - Page 5

• Manufacturer Part Number: mic4723yml
• Description: Mic4723 3a 2mhz Integrated Switch Buck Regulator
• Manufacturer: Micrel Semiconductor

Typical Characteristics (continue)
Micrel, Inc.
January 2008
1.0008
1.0006
1.0004
1.0002
0.9998
0.9996
0.9994
0.9992
1.0010
1.0000
0.9990
160
140
120
100
1.0
1.2
0.8
0.6
0.4
0.2
80
60
40
20
2.7
0
0
0
V
V
EN
IN
SUPPLY VOLTAGE (V)
vs. Supply Voltage
3.2
SUPPLY VOLTAGE (V)
= 3.3V
Feedback Voltage
1
= V
TEMPERATURE (°C)
vs. Temperature
Line Regulation
IN
3.7
20 40 60 80
2
R
DSON
4.2
3
4.7
4
5.2
5
1.010
1.000
0.990
1.008
1.006
1.004
1.002
0.998
0.996
0.994
0.992
800
700
600
500
400
300
200
100
1.2
1.0
0.8
0.6
0.4
0.2
0
2.7
0
0
V
IN
SUPPLY VOLTAGE (V)
vs. Supply Voltage
1
Quiescent Current
vs. Supply Voltage
= 3.3V
SUPPLY VOLTAGE (V)
Feedback Voltage
Enable Threshold
3.2
vs. Temperature
TEMPERATURE (°C)
2
20 40 60 80
3.7
3
5
4.2
4
V
EN
= V
5
4.7
IN
6
120
115
110
105
100
2.5
2.4
2.3
2.2
2.1
2.0
1.9
1.8
1.7
1.6
1.5
1.2
0.8
0.6
0.4
0.2
1.0
95
90
85
80
75
70
2.7
0
V
V
IN
IN
SUPPLY VOLTAGE (V)
3.2
vs. Supply Voltage
= 3.3V
= 3.3V
Enable Threshold
TEMPERATURE (°C)
TEMPERATURE (°C)
vs. Temperature
vs. Temperature
Frequency
3.7
20 40 60 80
20 40 60 80
R
DSON
4.2
M9999-011808-D
4.7
MIC4723
5.2