MAX8543EEE+ Maxim Integrated Products, MAX8543EEE+ Datasheet - Page 6

• 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
ELECTRICAL CHARACTERISTICS (continued)
(V
Note 1: Maximum output voltage is limited by maximum duty cycle and external components.
Note 2: Specifications to -40°C are guaranteed by design and not production tested.
6
POK
Power-OK Threshold
POK Output Voltage, Low
POK Leakage Current, High
OVERVOLTAGE PROTECTION (OVP)
Output Overvoltage Fault-Trip level
MODE CONTROL
MODE Logic-Level Low
MODE Logic-Level High
MODE Input Current
SHUTDOWN CONTROL
EN Logic-Level Low
EN Logic-Level High
EN Input Current
IN
_______________________________________________________________________________________
= 13.2V, V
PARAMETER
BST
- V
LX
= 5V, T
A
= -40°C to +85°C, unless otherwise noted.) (Note 2)
V
typical hysteresis is 3%
V
V
Rising edge compared to regulation set point;
triggers after one or two clock cycles
3V ≤ V
3V ≤ V
V
MODE = VL
3V ≤ V
3V ≤ V
V
V
FB
FB
POK
MODE
EN
EN
rising, percent of V
= 0.6V, I
= 0V or 5.5V
= 13.2V
= 5.5V
VL
VL
VL
VL
= 0V
≤ 5.5V
≤ 5.5V
≤ 5.5V
≤ 5.5V
POK
= 2mA
CONDITIONS
OUT
,
+110
MIN
1.8
88
-1
-1
2
+120
MAX
0.45
200
0.4
+1
+4
94
10
1
6
UNITS
mV
µA
µA
µA
%
%
V
V
V
V