MAX5061 Maxim Integrated Products, MAX5061 Datasheet - Page 6

• Manufacturer Part Number: MAX5061
• Description: (MAX5060 / MAX5061) Average-Current-Mode DC-DC Controllers
• Manufacturer: Maxim Integrated Products

0.6V to 5.5V Output, Parallelable,
Average-Current-Mode DC-DC Controllers
(T
6
A
= +25°C, Figures 1 and 2, unless otherwise noted.)
100
_______________________________________________________________________________________
100
90
80
70
60
50
40
30
20
10
70
68
66
64
62
60
90
80
70
60
50
40
30
20
10
0
0
-40
0
0
SUPPLY CURRENT vs. TEMPERATURE
V
f
C
SW
EFFICIENCY vs. OUTPUT CURRENT
EFFICIENCY vs. OUTPUT CURRENT
IN
DL
2
2
= 12V
= 250kHz
/C
V
V
OUT
V
DH
-15
OUT
OUT
4
4
V
AND OUTPUT VOLTAGE
V
= 22nF
AND INPUT VOLTAGE
IN
= 0.6V
OUT
= 1.8V
= 1V
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
= 5V
6
6
TEMPERATURE ( C)
= 3.3V
10
8
8
V
10
10
IN
= 12V
12 14
35
12 14
V
OUT
V
f
V
f
SW
SW
= 5V
IN
OUT
16
= 12V
16
60
= 250kHz
= 250kHz
= 3.3V
18
18
20
85
20
29.0
28.5
28.0
27.5
27.0
26.5
26.0
100
100
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0
0
0
0
V
f
SW
EFFICIENCY vs. OUTPUT CURRENT
EFFICIENCY vs. OUTPUT CURRENT
IN
2
2
= 12V
CURRENT-SENSE THRESHOLD
= 250kHz
V
OUT
4
4
1
AND OUTPUT VOLTAGE
vs. OUTPUT VOLTAGE
AND INPUT VOLTAGE
V
= 0.6V
OUT
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
6
6
= 1V
8
8
2
V
OUT
V
10
10
OUT
V
IN
(V)
Typical Operating Characteristics
= 12V
12 14
12 14
= 1.8V
3
V
OUT
V
f
V
f
SW
SW
V
= 3.3V
OUT
IN
IN
16
16
= 5V
= 250kHz
= 500kHz
4
= 5V
= 0.6V
18
18
20
20
5
100
26.0
25.5
25.0
24.5
24.0
23.5
23.0
90
80
70
60
50
40
30
20
10
60
50
40
30
20
10
0
0
100
0
0
SUPPLY CURRENT (I
EXTERNAL CLOCK
NO DRIVER LOAD
V
f
R1 = 1m
V
EFFICIENCY vs. OUTPUT CURRENT
SW
HICCUP CURRENT LIMIT vs. R
IN
OUT
2
300
= 12V
= 250kHz
= 1.5V
4
4
500
OUTPUT CURRENT (A)
6
FREQUENCY (kHz)
V
IN
8
8
700
R
= 24V
EXT
10
V
(M )
IN
Q
900
) vs. FREQUENCY
= 5V
12 14
12
1100
V
V
f
SW
IN
OUT
V
16
= 24V
= 125kHz
16
IN
= 3.3V
1300
= 12V
EXT
18
1500
20
20