MAX8543EEE+ Maxim Integrated Products, MAX8543EEE+ Datasheet - Page 15

• 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

Table 2. Suggested Components for Figure 2
C4A, C4B, C4C,
DESIGNATION
C6A, C6B
C9, C10
N1, N2
N3, N4
R4, R5
C4D
C11
C12
Lossless Sensing, Synchronization, and OVP
Step-Down Controllers with Prebias Startup,
C1
C2
C3
C5
C7
C8
D1
D2
L1
R1
R2
R3
R6
______________________________________________________________________________________
QTY
1
1
1
4
1
2
1
1
2
1
1
1
1
1
2
2
1
1
1
2
1
1µF ±10%, 16V X5R ceramic capacitor (0603)
Panasonic ECJ1VB1C105K or equivalent
10µF ±20%, 6.3V X5R ceramic capacitor (0805)
Panasonic ECJ2FB0J106M or Taiyo Yuden JMK212BJ106MG
0.1µF ±10%, 50V X7R ceramic capacitor (0603)
TDK C1608X7R1H104KT or equivalent
10µF ±20%, 16V X5R ceramic capacitors (1206)
Panasonic ECJ3YB1C106M or equivalent
0.22µF ±10%, 10V X7R ceramic capacitor (0603)
Taiyo Yuden LMK107BJ224KA or equivalent
180µF, 4V, 10mΩ aluminum poly SPCAPs
Panasonic EEFUE0G181XR
12pF, 50V C0G ceramic capacitor (0603)
220pF ±10%, 50V X7R ceramic capacitor (0603)
0.47µF ±10% X7R ceramic capacitors (0603)
100pF, 50V C0G ceramic capacitor (0603)
470µF ±20%, 6.3V POSCAP
Sanyo 6PB470M
100mA, 30V Schottky diode (SOT-323)
Central CMSSH-3
250mA, 100V switching diode (SOT23)
Central CMPD914
0.33µH, 16A, 2mΩ inductor (13 x 10 x 6.35)
Coilcraft DO3316P-331HC
N-channel MOSFETs
Vishay Si4866DY
N-channel MOSFETs
Vishay Si4866DY
17.4kΩ ±1% resistor (0603)
8.06kΩ ±1% resistor (0603)
150kΩ ±5% resistor (0603)
680Ω ±5% resistors (0603)
53.6kΩ ±1% resistor (0603)
DESCRIPTION
15