MIC26901 MICREL [Micrel Semiconductor], MIC26901 Datasheet - Page 8

• Manufacturer Part Number: MIC26901
• Manufacturer: MICREL [Micrel Semiconductor]

Micrel, Inc.
Typical Characteristics (Continued)
July 2011
100
100
-0.5%
-1.0%
90
80
70
60
50
1.0%
0.5%
0.0%
95
90
85
80
75
70
65
60
55
50
0
0
0
12V
IN
1.5
2
1.5
Efficiency (V
vs. Output Current
vs. Output Current
24V
vs. Output Current
V
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
IN
OUTPUT CURRENT (A)
Line Regulation
IN
= 5V
Efficiency
3
4
3
4.5
4.5
6
V
V
IN
OUT
IN
= 4.5V to 28V
V
= 5V)
OUT
= 1.8V
6
8
6
= 1.8V
7.5
7.5
10
3.3V
2.5V
1.8V
1.5V
1.2V
1.0V
0.9V
0.8V
1
9
9
2
2.50
2.00
1.50
1.00
0.50
0.00
0.808
0.804
0.800
0.796
0.792
700
650
600
550
500
0
0
0
V
V
IN
OUT
= 5V
= 0.8,V, 1.0V, 1.2V, 1.5V, 1.8V,2.5V, 3.3V
Switching Frequency
1.5
IC Power Dissipation
1
2
vs. Output Current
vs. Output Current
vs. Output Current
Feedback Voltage
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
V
V
IN
OUT
= 12V
= 1.8V
2
3
4
8
4.5
3
6
V
V
IN
OUT
6
4
= 12V
= 1.8V
8
7.5
5
10
9
6
100
1.819
1.814
1.810
1.805
1.800
1.796
1.791
1.787
1.782
5.0
4.6
4.2
3.8
3.4
3.0
80
60
40
20
0
0
0
0
Die Temperature* (V
Output Voltage (V
1.5
2
1.5
vs. Output Current
vs. Output Current
vs. Output Current
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
Output Voltage
4
3
3
4.5
4.5
6
M9999-071311-A
V
V
IN
OUT
= 12V
V
V
V
V
IN
= 1.8V
IN
IN
OUT
6
IN
FB
8
6
= 5V)
= 5V
= 5V
MIC26901
< 0.8V
= 5V)
= 1.8V
7.5
7.5
10
T
25ºC
85ºC
125ºC
A
1
9
9
2