Rev.03
1
MUN3CAD05-JF EVB GUIDE
ELECTRICAL SPECIFICATION:
Parameters
Symbol
Value
Note
Input Voltage
VIN
2.7V~5.5V
Output Voltage
VOUT
Adjust
Output Current
IOUT
5A
Enable Voltage
EN
1.2V~5V
PROGRAMMING OUTPUT VOLTAGE:
(EQ.1)
Assume R
FB_TOP
(R3) set 100 Kohm, the resistance according to typical output voltage is shown in table
1
Vout
1V
1.2V
1.8V
2.5V
3.3V
R
FB_BOT
(R4~R8)
150k
100k
50k
31.58k
22.22k
TABLE 1 OUTPUT VOLTAGE SETTING
LOAD TRANSIENT RESPONSE INCREASE:
In some applications, adding a ceramic cap (CFB) (C3) in parallel with RFB-top may further speedy up
the load transient responses, recommend capacitance as below table 2.
VOUT (V)
CFB (C3) (pF)
0.6~3.3
100
TABLE 2 RECOMMEND CFB FOR LOAD TRANSIENT
BOT
FB
TOP
FB
OUT
R
R
V
V
_
_
1
6
.
0
)
(
