RT4805
Typical Application Circuit
RT4805
B3, B4
A3
VOUT
VIN
LX
C
IN
C
OUT
+
-
10μF
22μF x 2
L1
0.47μH
C3, C4
To pull high voltage
B1
A1
C1
C2
To pull high voltage
VSEL
EN
1M
1k
1k
nBYP
A2
PGOOD
SDA
SCL
B2
AGND PGND
D1
D2, D3, D4
BOM of Test Board
Reference
CIN
Description
10F/16V/X5R
22F/10V/X5R
Manufacturer
Package
0805
Parameter
Typ.
Unit
F
Taiyo : EMK212ABJ106KG
Taiyo : LMK212BBJ226MG
C
10
22
COUT
0805
C
F
L
0.47
29
H
L1
0.47μH, 20%
TOKO : DFE2520F-R47M
2520
DCR (Series R)
m
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is a registered trademark of Richtek Technology Corporation.
DS4805-03 April 2017
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9
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