Datasheet
ADP1851-EVALZ User Guide UG-443
Rev. 0 | Page 7 of 12
EVALUATION BOARD SCHEMATICS AND ARTWORK
Figure 8. Evaluation Board Schematic
COMP
SW
DL
VOUT+
TRK_IN
AGND
SYNC
DH
SS/TRK
EN
VOUT+
VCC
VIN+
VIN+
VCC
VIN+
VIN+
VOUT+
VIN+
VCC
VOUT = 1.8V 25A
Vin = 9V to 12V
fsw = 600KHz
R23
NP
C6
0.1UF
T8
TURRET
1
JP8
R8 NP
T7
1
2
3
4
TP13
1
TP1
1
TP8
1
C5
10uF/25V
R9
NP
R18
4.99K
JP5
2 Way Link
1
3
2
C8
NP
T9
TURRET
1
TP12
1
C7 0.1UF
R1
NP
R19
0
R6 140K
T5
1
2
3
4
R17
2
Q3
BSC0902NS
S1
S2
S3
G
D4
D3
D2
D1
JP2
2 Way Link
13
2
R21
2.49K
T10
TURRET
1
R10
0
T6
TURRET
1
C10
75pF
TP14
1
TP11
1
C23
1.0UF
C20
1.0UF
R13
NP
JP1
2 Way Link
13
2
C16
47uF/10V
T2
TURRET
1
+
C18
330UF
JP4
CON2
1
2
C9
620pF
L1 0.3uH
C19
1500
TP16
1
T3
1
2
3
4
R29
2
TP18
1
TP9
1
R5
NP
Q2
BSC052N03LS
S1
S2
S3
G
D4
D3
D2
D1
TP5
1
R3
NP
R26
0
Q1
BSC052N03LS
S1
S2
S3
G D4
D3
D2
D1
R7
1.15K
R12
2
R15
21K
+
C12
330uF
R14
20
TP2
1
C4
10UF/25V
R20
NP
U1 ADP1851ACPZ-R7
EN
1
SYNC
5
VIN
6
VCCO
7
FB
3
BST
12
PGOOD
14
ILIM
13
DL
9
PGND
8
DH
11
SW
10
COMP
4
RAMP
15
FREQ
16
AGND
PAD
SS/TRK
2
Q4
BSC0902NS
S1
S2
S3
G
D4
D3
D2
D1
+
C1
150uF/20V
TP6
1
C17
47uF/10V
TP10
1
T1
1
2
3
4
T4
TURRET
1
10909-008