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MP24943DN Datasheet(PDF) 11 Page - Monolithic Power Systems

Part # MP24943DN
Description  3A, 55V, 100kHz Step-Down Converter with Programmable Output OVP Threshold
PDF  13 Pages
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Manufacturer  MPS [Monolithic Power Systems]
Direct Link  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP24943DN Datasheet(HTML) 11 Page - Monolithic Power Systems

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MP24943 –3A, 55V, 100kHz STEP-DOWN CONVERTER
MP24943 Rev. 0.83
www.MonolithicPower.com
11
12/11/2013
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2013 MPS. All Rights Reserved.
This diode is also recommended for high-duty–
cycle operation (when
OUT
IN
V
V
>65%) and high
output voltage (VOUT>12V) applications.
Figure 2—External Bootstrap Diode
Example Design
Below is an example design that follows the
application guidelines for the specifications:
VIN
8 to 55V
VOUT
5V
FSW
100kHz
VOVP
6V
Figure 3 shows the detailed application
schematic. For more possible applications of
this device, please refer to related Evaluation
Board Data Sheets.
+
L1
33μH
MP24943
SW
VO
FB
GND
BST
VIN
SS
GND
C6
0.1μF
GND
VIN
Vcc
D1
NS
D2
B560C
C5
22μF
C8
100μF
R5
0Ω
R1
0Ω
C1
0.1μF
C7
100μF
C2
2.2μF
VOUT
EN
C9
0.1μF
R4
301kΩ
C4
150pF
R8
57.6kΩ
EN
C3
0.1μF
R6
680kΩ
R7
42.2kΩ
R2
237kΩ
R3
NS
U1
Figure 3—Detailed Application Schematic



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