Datasheet

UG-179 Evaluation Board User Guide
Rev. 0 | Page 8 of 12
ADP2301 SCHEMATIC AND BILL OF MATERIALS
ADP2301
(1.4MHz)
U1
C1
0.1µF
R2
31.6kΩ
R4
10.2kΩ
C4
NC
D1
B230A
R3
1.8kΩ
VIN
C2
10µF
V
OUT
J2
J1
1
2
3
BST
1
GND2
FB34EN
5VIN
SW
6
GND
J4
J3
C3
22µF
R1
10kΩ
GND
J5
EN
L1
4.7µH
09232-015
Figure 15. ADP2301 Demonstration Board Schematic
Table 3. ADP2301 Demonstration Board Bill of Materials
Qty Reference Designator Description Manufacturer Part Number
1 C1 Capacitor, 0.1 μF, 25 V, 0603, X7R Murata GRM188R71E104KA01
1 C2 Capacitor, 10 μF, 25 V, 1206, X5R Murata GRM31CR61E106KA12
1 C3 Capacitor, 22 μF, 6.3 V, 1206, X5R Murata GRM31CR60J226KE19
1 C4 No assembly N/A
1
N/A
1
1 D1 Schottky diode, 2 A, 30 V, SMA Diodes, Inc. B230A
4 J1, J2, J3, J4 Header, 1 × 2, 0.1 pitch Harwin M20-9990246
1 J5 Header, 1 × 3, 0.1 pitch Harwin M20-9990346
1 L1 Shielded power inductor, 4.7 μH, 3.0 A Coilcraft, Inc. LPS6225-472MLC
1 R1 Resistor, 10 kΩ, 1%, 0603 Vishay CRCW060310K0FKEA
1 R2 Resistor, 31.6 kΩ, 1%, 0603 Vishay CRCW060331K6FKEA
1 R3 Resistor, 1.8 kΩ, 1%, 0603 Vishay CRCW06031K80FKEA
1 R4 Resistor, 10.2 kΩ, 1%, 0603 Vishay CRCW060310K2FKEA
1 U1
1.2 A, 20 V, 1.4 MHz nonsynchronous step-down
switching regulator
Analog Devices, Inc. ADP2301
1
N/A is not applicable.