AP5727_11 Datasheet, PDF (8/10 Pages) Diodes Incorporated – BIAS POWER SUPPLY FOR OLED SUB DISPLAY AND TFT-LED

Application Circuit
VOUT
Cout
10uF
R1
11K
AP5727
BIAS POWER SUPPLY FOR OLED
SUB DISPLAY AND TFT-LED
D1
B0540WS
R2
1K
L1
1
2
22uH
U1
1
SW
2 _GND
3
FB
5
Vin
4
EN
AP5727
VIN
Cin
4.7uF
Table 1. Suggested Inductors
Vendor
Inductors
(uH)
Wurth Electronics
22
GOTREND
22
TAIYO YUDEN
22
Current Rating
(A)
0.51A
0.56A
0.51A
Table 2. Suggested Capacitors for C_IN and C_OUT
Vendor
Capacitance
Type
TAIYO YUDEN
4.7uF
SMD
TAIYO YUDEN
10uF
SMD
Table 3. Suggested Diodes
Vendor
Rating
ZETEX
40V/0.5A
DIODES
40V/0.5A
DIODES
40V/0.25A
Type
SOD323
SOD323
SOD523
Table 4. Suggested Resistor
Vendor
Type
YAGEO
SMD
Series
FR-SK
Type
SMD
SMD
SMD
Dimensions
(mm)
3.8X 3.8 X 1.6
3.8 X 3.8 X 1.05
4.0 X 4.0 X 1.25
Series
LMK316 B7 475KL-T
LMK316 F 106ZL-T
Series
ZLLS400
B0540WS
SDM20U40
Series
744031220
GLP3810PH220N
NR4012
Ordering Information
AP 5727 W G - 7
Package
W : SOT25
Green
G : Green
Packing
7 : Tape & Reel
Device
Package Code
Packaging
(Note 3)
7” Tape and Reel
Quantity
Part Number Suffix
AP5727WG-7
W
SOT25
3000/Tape & Reel
-7
Note:
3. Pad layout as shown on Diodes Inc. suggested pad layout document AP02001, which can be found on our website at
http://www.diodes.com/datasheets/ap02001.pdf.
AP5727
Document number: DS31887 Rev. 2 - 2
8 of 10
www.diodes.com
January 2011
© Diodes Incorporated