Datasheet

EVAL-ADP2107
Rev. 0 | Page 8 of 12
Table 2. Bill of Materials for ADP2107-EVAL with V
OUT
Set to 2.5 V
Description Ref. Des. Ref. Name
1
QTY Manufacturer Mfg. Part Number
Capacitor, MLCC, 10 μF, 10 V,
0805, X5R, SMD
C1, C2 C
IN1
, C
IN2
2 Murata GRM21BR61A106KE19L
Capacitor, MLCC, 22 μF, 6.3 V,
0805, X5R, SMD
C3 C
OUT
1 Murata GRM21BR60J226ME39L
Capacitor, MLCC, 10 μF, 10 V,
0805, X5R, SMD
C4 C
OUT
1 Murata GRM21BR61A106KE19L
Capacitor, MLCC, 1 nF, 16 V,
0603, X7R, SMD
C5 C
SS
1
Vishay Vitramon or
equivalent
VJ0603Y102KXJA
Capacitor, MLCC, 68 pF, 50 V,
0603, NPO
C6 C
COMP
1
Vishay Vitramon or
equivalent
VJ0603Y680KXJA
Capacitor, MLCC, 0.1 μF, 25 V,
0603, X7R, SMD
C7
IN (filter
capacitor)
1
Vishay Vitramon or
equivalent
VJ0603Y104KXXA
Resistor, 140 kΩ, 1%, 0603, SMD R1 R
COMP
1 Vishay Dale or equivalent CRCW06031403FRT1
Resistor, 100 kΩ, 1%, 0603, SMD R2 EN (pull down) 1 Vishay Dale or equivalent CRCW06031003FRT1
Resistor, 10 Ω, 1%, 0603, SMD R3
IN (filter
resistor)
1 Vishay Dale or equivalent CRCW060310R0FRT1
Resistor, 87.6 kΩ, 0.5%, 0603,
SMD
R4 R
TOP
1 Vishay Dale or equivalent TNPW060387K6DHTA
Resistor, 41.2 kΩ, 0.1%, 0603,
SMD
R5 R
BOT
1 Vishay Dale or equivalent TNPW060341K2BEEN
Inductor 2.0 μH, 6.3 mm x
6.2 mm x 2.0 mm
L1 L 1 Toko D62LCB-2R0M
2 A Step-Down DC-to-DC
Converter with Adjustable
Output
U1 1 Analog Devices, Inc. ADP2107-ADJ
Headers, 0.100, Single, Straight
V
OUT
, V
IN
, GND,
GND, J1, EN
6 Sullins Electric or equivalent S1012-36-ND PTC36SAAN
1
Refer to the Typical Applications Circuit for Adjustable Output Voltage Option figure in the ADP2107 data sheet.
R5
41.2k
R4
87.6k
OUTPUT VOLTAGE: 2.5V
V
OU
T
R2
100k

R1
140k
C6
68pF
C5
1nF
EN
FB
L1
2.0µH
2
GND
J1
C3
22µF
C4
10µF
V
IN
INPUT VOLTAGE: 2.7V TO 5.5V
R3
10
C7
0.1µF
C1
10µF
V
IN
GND
V
IN
U1
ADP2107
EN
SS
LX2
FB PWIN1
AGND PADDLECOMP
PGND
IN
GND3
GND2
GND1
NC
GND
LX1
PWIN2
FB
1
2
3
4
12
11
10
9
16 15 14 13
5 6 7 17 8
NC = NO CONNECT
C2
10µF
V
IN
1
0
6314-003
Figure 10. Evaluation Board Schematic for ADP2107-EVAL with Adjustable V
OUT
Initially Set to 2.5 V