Datasheet

EFFICIENCY vs. OUTPUT CURRENT
AND INPUT VOLTAGE
MAX5060 toc01
OUTPUT CURRENT (A)
η (%)
181612 144 6 8 102
10
20
30
40
50
60
70
80
90
100
0
020
V
OUT
= 3.3V
f
SW
= 250kHz
V
IN
= 5V
V
IN
= 12V
EFFICIENCY vs. OUTPUT CURRENT
AND INPUT VOLTAGE
MAX5060 toc02
OUTPUT CURRENT (A)
η (%)
181612 144 6 8 102
10
20
30
40
50
60
70
80
90
100
0
020
V
OUT
= 0.6V
f
SW
= 250kHz
V
IN
= 5V
V
IN
= 12V
EFFICIENCY vs. OUTPUT CURRENT
MAX5060 toc03
OUTPUT CURRENT (A)
η (%)
181612 144 6 8 102
10
20
30
40
50
60
70
80
90
100
0
020
V
IN
= 24V
V
OUT
= 3.3V
f
SW
= 125kHz
EFFICIENCY vs. OUTPUT CURRENT
AND OUTPUT VOLTAGE
MAX5060 toc04
OUTPUT CURRENT (A)
η (%)
181612 144 6 8 102
10
20
30
40
50
60
70
80
90
100
0
020
V
IN
= 12V
f
SW
= 250kHz
V
OUT
= 5V
V
OUT
= 3.3V
V
OUT
= 0.6V
V
OUT
= 1V
V
OUT
= 1.8V
EFFICIENCY vs. OUTPUT CURRENT
AND OUTPUT VOLTAGE
MAX5060 toc05
OUTPUT CURRENT (A)
η (%)
181612 144 6 8 102
10
20
30
40
50
60
70
80
90
100
0
020
V
IN
= 5V
f
SW
= 500kHz
V
OUT
= 3.3V
V
OUT
= 1.8V
V
OUT
= 1V
V
OUT
= 0.6V
SUPPLY CURRENT (I
Q
) vs. FREQUENCY
MAX5060 toc06
FREQUENCY (kHz)
SUPPLY CURRENT (mA)
13001100900700500300
10
20
30
40
50
60
0
100 1500
EXTERNAL CLOCK
NO DRIVER LOAD
V
IN
= 12V
V
IN
= 24V
V
IN
= 5V
SUPPLY CURRENT vs. TEMPERATURE
MAX5060 toc07
TEMPERATURE (°C)
SUPPLY CURRENT (mA)
603510-15
62
64
66
68
70
60
-40 85
V
IN
= 12V
f
SW
= 250kHz
C
DL
/C
DH
= 22nF
CURRENT-SENSE THRESHOLD
vs. OUTPUT VOLTAGE
MAX5060 toc08
V
OUT
(V)
(V
CSP
- V
CSN
) (mV)
4321
26.5
27.0
27.5
28.0
28.5
29.0
26.0
05
V
IN
= 12V
f
SW
= 250kHz
HICCUP CURRENT LIMIT vs. R
EXT
MAX5060 toc09
R
EXT
(MΩ)
CURRENT LIMIT (A)
161284
23.5
24.0
24.5
25.0
25.5
26.0
23.0
020
V
IN
= 12V
f
SW
= 250kHz
R1 = 1mΩ
V
OUT
= 1.5V
MAX5060/MAX5061
0.6V to 5.5V Output, Parallelable,
Average-Current-Mode DC-DC Controllers
6 _______________________________________________________________________________________
Typical Operating Characteristics
(T
A
= +25°C, Figures 1 and 2, unless otherwise noted.)