MAX8543EEE+ Maxim Integrated Products, MAX8543EEE+ Datasheet - Page 12

• Manufacturer Part Number: MAX8543EEE+
• Description: IC CNTRLR STEP DOWN 16-QSOP
• Manufacturer: Maxim Integrated Products
• Type: Step-Down (Buck)r

Specifications of MAX8543EEE+

• Internal Switch(s): No
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 0.8 ~ 11 V
• Current - Output: 25A
• Frequency - Switching: 200kHz ~ 1MHz
• Voltage - Input: 3 ~ 13.2 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-QSOP
• Power - Output: 667mW
• Output Voltage: 0.8 V to 11.88 V
• Output Current: 25000 mA
• Mounting Style: SMD/SMT
• Switching Frequency: 200 KHz to 1000 KHz
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Synchronous Pin: Yes
• Topology: Buck
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Step-Down Controllers with Prebias Startup,
Lossless Sensing, Synchronization, and OVP
Figure 1. Typical Applications Circuit with 12V (±10%) Input, 2.5V Output at Up to 15A, and 600kHz Switching Frequency
12
POK
______________________________________________________________________________________
R9
OFF
VL
SYNC IN
ON
V
IN
= (10.8V TO 13.2V)
D2
C7
C8
R8
R6
R3
R7
C12
R2
R1
C5
19
10
11
9
6
2
3
4
5
1
ILIM1
FSYNC
EN
GND
SS
COMP
FB
MODE
ILIM2
POK
MAX8544EEP
SYNCO
PGND
BST
CS+
CS-
DH
LX
VL
DL
IN
15
18
17
16
14
13
12
8
7
20
VL
D1
C2
C1
C3
C11
VL
N3
N1
N2
N4
C4A
R4
L1
C9
C4B
C6A
C4C
R5
SYNC OUT
C10
C6B
V
UP TO 15A
OUT
= 2.5V