MAX1917EEE Maxim Integrated Products, MAX1917EEE Datasheet - Page 13

• Manufacturer Part Number: MAX1917EEE
• Description: Other Power Management
• Manufacturer: Maxim Integrated Products

Specifications of MAX1917EEE

• Case: ssop
• Dc: 03+
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Figure 4. Typical Application Circuit for 1.25V at 7A Output Using Voltage Positioning
Figure 5. Typical Application Circuit for 1.25V at 3.5A Output
Controller for DDR Memory and Termination Supplies
Tracking, Sinking and Sourcing, Synchronous Buck
SHDN
V
SHDN
V
DDR
V+
DDR
V+
POK
2N7002K
POK
2N7002K
Q3
Q3
VL
VL
______________________________________________________________________________________
20kΩ
20kΩ
5.5V TO 14V
5.5V TO 14V
R3
R3
0.47µF/10V
0.47µF/10V
C9
0.47µF/25V
C9
0.47µF/25V
VL
VL
C8
C8
10
8
10
1
7
5
6
3
2
3
2
6
8
1
7
5
POK
V+
DDR
EN/HSD
REF
FSEL
GND
ILIM
POK
V+
DDR
EN/HSD
REF
FSEL
GND
ILIM
MAX1917
MAX1917
5.1kΩ
5.1kΩ
R2
R2
PGND
VTTR
PGND
VTTR
BST
VTT
DH
LX
BST
VTT
VL
DL
DH
LX
VL
DL
Typical Application Circuits (continued)
11
14
15
9
16
12
13
4
14
15
16
12
11
13
4
9
OUTPUT CAPACITORS ARE SELECTED TO COMPLY WITH JEDEC SPECIFICATIONS
OUTPUT CAPACITORS ARE SELECTED TO COMPLY WITH JEDEC SPECIFICATIONS.
VL
D1
CMPSH-3
VL
C7
1µF/6.3V
C4
0.47µF
10V
D1
CMPSH-3
C7
1µF/6.3V
C4
0.22µF
10V
C3
4.7µF
10V
2.5V
C3
2.2µF
10V
2.5V
Q1
IRF7463
Q2
IRF7463
Q1
IRF7811W
Q2
IRF7811W
0.68µH/9A
1.0µH/5A
3 x 270µF
C2
2 x 330µF
6V
C2
330µF
6V
L1
L1
C6
2V
1.25V AT 3.5A
C1
1µF
6.3V
C1
1µF
6.3V
10µF
6.3V
2mΩ
C5
1.25V AT 7A
2.5V
2.5V
C6
4 x 270µF
2V
PGND
VTTR
V
PGND
VTTR
V
OUT
V
OUT
V
IN
IN
13