MAX5037 MAXIM [Maxim Integrated Products], MAX5037 Datasheet - Page 7

• Manufacturer Part Number: MAX5037
• Description: VRM 9.0, Dual-Phase, Parallelable, Average Current-Mode Controller
• Manufacturer: MAXIM [Maxim Integrated Products]

(Circuit of Figure 1, T
5.20
5.15
5.10
5.05
5.00
4.95
4.90
4.85
4.80
120
110
100
90
80
70
60
50
40
30
20
10
0
0
1
DC LOAD
V
C
IN
DL_
15 30 45
vs. DRIVER LOAD CAPACITANCE
= +12V
SINK AND SOURCE CURRENT
6
= 22nF
LOW-SIDE DRIVER (DL_)
V
CC
vs. INPUT VOLTAGE
V
DRIVER RISE TIME
11
IN
LOAD REGULATION
= +8V
V
60
C
IN
100ns/div
_______________________________________________________________________________________
A
16
DRIVER
I
CC
= +24V
= +25°C, unless otherwise noted.)
75 90
(mA)
(nF)
21
DL_
V
105
26
IN
V
f
SW
IN
= +12V
120
DH_
= +12V
= 250kHz
MAX5037 toc25
31
135
VRM 9.0, Dual-Phase, Parallelable,
150
36
Average Current-Mode Controller
DL_
1.6A/div
200mV/div
Typical Operating Characteristics (continued)
PLLCMP
CLKOUT
5V/div
5.25
5.20
5.15
5.10
5.05
5.00
4.95
4.90
4.85
4.80
4.75
120
110
100
90
80
70
60
50
40
30
20
10
0
0
8
1
V
NO LOAD
IN
10
vs. DRIVER LOAD CAPACITANCE
= +12V
250kHz
6
12 14 16 18
250kHz TO 350kHz AND
V
CC
PLL LOCKING TIME
DRIVER FALL TIME
350kHz TO 250kHz
11
LINE REGULATION
I
CC
I
C
CC
100µs/div
= 0
16
DRIVER
V
= 40mA
IN
350kHz
(V)
(nF)
21
20 22
DL_
26
V
f
SW
IN
DH_
24
= +12V
= 250kHz
MAX5037 toc26
31
26
28
36
200mV/div
PLLCMP
CLKOUT
5V/div
5.25
5.20
5.15
5.10
5.05
5.00
4.95
4.90
4.85
4.80
4.75
0
8.0
V
C
I
250kHz
CC
IN
DH_
= +12V
= 80mA
SINK AND SOURCE CURRENT
= 22nF
9.0
HIGH-SIDE DRIVER (DH_)
250kHz TO 500kHz AND
V
CC
PLL LOCKING TIME
500kHz TO 250kHz
10.0
LINE REGULATION
100ns/div
100µs/div
V
IN
11.0
(V)
500kHz
12.0
V
NO LOAD
IN
MAX5037 toc24
MAX5037 toc27
= +12V
13.0
7
DH_
1.6A/div