MAX5066 Maxim Integrated Products, MAX5066 Datasheet - Page 5

• Manufacturer Part Number: MAX5066
• Description: Synchronous Buck Controller
• Manufacturer: Maxim Integrated Products

(Circuit of Figure 6, T
Configurable, Single-/Dual-Output, Synchronous
10,000
1000
5.10
5.05
5.00
4.95
4.90
100
16
14
12
10
10
8
6
4
2
0
Buck Controller for High-Current Applications
-40
0
0
vs. TEMPERATURE AND FREQUENCY
C
V
-25 -10 5
DH
100
10
IN
OSCILLATOR FREQUENCY vs. R
= C
= 5.5V
200
20
DL
REG LOAD REGULATION
= 0
300
SUPPLY CURRENT
30
f
TEMPERATURE (°C)
SW
V
20
IN
(V
400
40
= 125kHz
= 24V
_______________________________________________________________________________________
A
f
I
IN
SW
REG
R
35 50 65
T
= +25°C, unless otherwise noted. V
f
500
= 24V)
50
SW
= 500kHz
(kΩ)
(mA)
= 1MHz
600
60
V
700
f
IN
C
SW
70
80
DH
= 12V
= 250kHz
800
= C
80
95
DL
900
110
90
T
= 0
1000
125
100
5.10
5.08
5.06
5.04
5.02
5.00
4.98
4.96
16
14
12
10
14
13
12
11
10
8
6
4
2
0
9
8
7
6
-40
200
5
vs. TEMPERATURE AND FREQUENCY
C
C
V
-25 -10 5
DH
IN
DH_
400 600 800
7
= 24V
= C
vs. OSCILLATOR FREQUENCY
IN
= C
DL
9
REG LINE REGULATION
DL_
= 12V, V
= 0
SUPPLY CURRENT
SUPPLY CURRENT
11
TEMPERATURE (°C)
f
= 0
FREQUENCY (kHz)
SW
20
(V
= 125kHz
V
1000
13
IN
IN
35 50 65
V
IN
= 5V
= 5V)
OUT1
15
f
1200
(V)
SW
f
SW
Typical Operating Characteristics
= 1MHz
I
= 500kHz
REG
17
1400
I
REG
= 0.8V, V
= 0
f
80
SW
19
= 60mA
1600
= 250kHz
V
95
IN
21
1800
= 12V
110
23
OUT2
2000
125
= 1.3V, f
3.305
3.300
3.295
3.290
3.285
100
16
14
12
10
90
80
70
60
50
40
30
20
10
8
6
4
2
0
0
-40
0
0
vs. TEMPERATURE AND FREQUENCY
SW
C
C
-25 -10 5
DH
LOAD
100
vs. DRIVER LOAD CAPACITANCE
V
IN
= C
= 500kHz per phase.)
5
= 5V
= C
REF LOAD REGULATION
DL
200
DH
f
= 0
SW
SUPPLY CURRENT
SUPPLY CURRENT
TEMPERATURE (°C)
= C
10
= 125kHz
300
20
(V
DL
f
C
SW
I
IN
REF
LOAD
35 50 65
400
V
= 12V)
= 500kHz
15
f
IN
(µA)
SW
(nF)
= 24V
= 1MHz
500
20
V
IN
f
SW
80
600
= 12V
= 250kHz
95
25
700
110
800
125
30
5