MIC2208 MICREL [Micrel Semiconductor], MIC2208 Datasheet - Page 4

• Manufacturer Part Number: MIC2208
• Description: 3mmx3mm 1MHz 3A PWM Buck Regulator
• Manufacturer: MICREL [Micrel Semiconductor]

Typical Characteristics
September 2005
1.010
1.008
1.006
1.004
1.002
1.000
0.998
0.996
0.994
0.992
0.990
96
94
92
90
88
86
84
82
80
95
93
91
89
87
85
83
81
79
77
75
85
83
81
79
77
75
73
71
69
67
65
0
0
0
0
3.3V
3.3V
0.5
0.5
0.5
0.5
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
5V
3.3V
1.8V
1.5V
5V
Load Regulation
IN
3V
IN
IN
IN
IN
1
1
1
1
OUT
OUT
OUT
MIC2208
MIC2208
3.6V
MIC2208
5.5V
5.5V
1.5
1.5
1.5
1.5
Efficiency
Efficiency
Efficiency
4.5V
IN
IN
IN
4.5V
IN
2
2
2
2
IN
2.5
2.5
2.5
2.5
3
3
3
3
1.0100
1.0080
1.0060
1.0040
1.0020
1.0000
0.9980
0.9960
0.9940
0.9920
0.9900
100
98
96
94
92
90
88
86
84
82
80
90
88
86
84
82
80
78
76
74
72
70
85
83
81
79
77
75
73
71
69
67
65
0
0
0
3.3V
3.3V
3.3V
0.5
0.5
0.5
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
2.5V
1.8V
1.2V
Feedback Voltage
TEMPERATURE (°C)
IN
vs. Temperature
IN
4.5V
5V
IN
3V
1
1
1
IN
OUT
OUT
OUT
3.6V
MIC2207
MIC2208
MIC2208
IN
3.6V
IN
4
1.5
1.5
1.5
Efficiency
IN
Efficiency
Efficiency
IN
2
2
2
2.5
2.5
2.5
3
3
3
1.20
1.15
1.10
1.05
1.00
0.95
0.90
0.85
0.80
94
92
90
88
86
84
82
80
95
90
85
80
75
70
85
83
81
79
77
75
73
71
69
67
65
0
0
0
3.3V
3.3V
5V
0.5
0.5
0.5
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
5V
2.5V
1.5V
1.2V
Feedback Voltage
TEMPERATURE (°C)
vs. Temperature
IN
IN
IN
IN
3V
4.5V
4.5V
5.5V
1
IN
1
1
OUT
OUT
OUT
MIC2207
MIC2208
3.6V
MIC2208
5.5V
IN
IN
IN
1.5
1.5
1.5
Efficiency
Efficiency
Efficiency
IN
IN
www.micrel.com
M9999-092905
2
2
2
2.5
2.5
2.5
3
3
3