MAX1714AEEP+ Maxim Integrated Products, MAX1714AEEP+ Datasheet - Page 22

• Manufacturer Part Number: MAX1714AEEP+
• Description: IC CNTRLR STP DWN HS 20-QSOP
• Manufacturer: Maxim Integrated Products
• Type: Step-Down (Buck)r

Specifications of MAX1714AEEP+

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 2.5V, 3.3V, Adj
• Current - Output: 8A
• Frequency - Switching: 600kHz
• Voltage - Input: 2 ~ 28 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-QSOP
• Power - Output: 727mW
• Output Voltage: 1 V to 5.5 V
• Output Current: 3000 mA
• Mounting Style: SMD/SMT
• Switching Frequency: 600 KHz
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Synchronous Pin: No
• Topology: Buck
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

High-Speed Step-Down Controller
for Notebook Computers
22
Figure 10. 5V Powered, 7A CPU Buck Regulator
______________________________________________________________________________________
TOP VIEW
PGOOD
SHDN
AGND
ILIM
N.C.
OUT
N.C.
REF
DH
FB
10
1
2
3
4
5
6
7
8
9
ON/OFF
100k
MAX1714A
QSOP
0.22µF
V
CC
1µF
SHDN
REF
PGOOD
I
LIM
TON
20
19
18
17
16
15
14
13
12
11
V
CC
MAX1714
LX
BST
SKIP
V+
TON
V
V
DL
PGND
N.C.
CC
DD
20Ω
V+
SKIP
PGND
(GND)
(GND)
AGND
V
OUT
BST
DD
DH
LX
DL
FB
PGOOD
SHDN
GND
ILIM
OUT
REF
DH
FB
0.1µF
1µF
1
2
3
4
5
6
7
8
4.5V TO 5.5V
MAX1714B
V
IN
QSOP
IRF7805
IRF7805
C1
4 x 10µF/25V
0.5µH
L1
( ) = ARE FOR THE MAX1714B ONLY.
NOTE: IN THE MAX1714B, AGND AND PGND ARE
16
15
14
13
12
11
10
9
Pin Configurations
LX
BST
SKIP
V+
TON
V
V
DL
INTERNALLY CONNECTED TO THE GND PIN.
CC
DD
C2
3 x 470µF
KEMET T510
2.5V AT 7A
V
OUT