Vicor PI2002-EVAL1 Active ORing With Load Disconnect Evaluation Board User Manual
Page 3

Picor Corporation • www.picorpower.com
PI2002-EVAL1 User Guide Rev 1.0 Page 3 of 11
1
2
3
4
5
6
7
8
FDS8812NZ
Q2
C1
1uF
R1
8.45K
1%
R3
2.00k
1%
R2
13.3k
1%
10
R11
Vaux1
4.99K
R10
Red LED
D1
R9
1
2
3
4
5
6
7
8
FDS8812NZ
Q4
C5
1uF
R12
8.45k
1%
R14
2.00k
1%
R13
13.3k
1%
10
R22
Vaux2
4.99K
R21
Red LED
D2
R20
Vin1
Vin2
FT1
FT2
Rtrn1
Rtrn2
Out2
Gnd3
VC1
VC2
FT1
FT2
Vaux1
Vaux1
Out1
Gnd4
Vaux2
Vaux2
1
2
3
4
5
6
7
8
FDS8812NZ
Q1
1
2
3
4
5
6
7
8
FDS8812NZ
Q3
Vout
Vin1
Vin2
PI2002
GN
D
1
G
2
VC
3
OCT
4
SCD
5
FT
6
SP
7
SN
8
UV
9
OV
10
IC2
PI2002
G
N
D
1
G
2
VC
3
OCT
4
SCD
5
FT
6
SP
7
SN
8
UV
9
OV
10
IC1
C2
18nF
C6
18nF
J5
J6
R15
2.00k
1%
R4
2.00k
1%
C3
Not Installed
C4
Not Installed
C8
C7
R8
Not Installed
R19
R6
5
R17
5
C9
22uF
R5
0
R7
0
R16
0
R18
0
Gnd2
Gnd1
Not Installed
Not Installed
Not Installed
Not Installed
Not Installed
Figure 2 – PI2002-EVAL1 Evaluation Board schematic.
Item
QTY
Reference Designator
Value
Description
Footprint
Manufacturer
1
2
C1, C2
1 µF
Capacitor, MLCC X5R,
0603
1 µF,16 V
2
1
C9
22 µF
Capacitor, MLCC X7R,
1210
22 µF, 25 V
3
4
C3, C4, C7, C8
Not installed
1206
4
2
C2, C3
18 nF
Capacitor, MLCC X5R,
0603
18 nF,25 V
5
2
D1, D2
LED, Super Red
THIN 0603
Lite-On, Inc.,
6
6
FT1, FT2, Rtn1, Rtn2,
Turret Test point
TURRET-1528
Keystone
Vaux1, Vaux2
Electronics
7
8
Gnd1, Gnd2, Gnd3, Gnd4,
Turret Test point
TURRET-1502
Keystone
Vin1, Vin2, Vout1, Vout2
Electronics
8
2
J5, J6
Header Pins 0.1" pitch
2 x 3mm
9
4
Q1, Q2, Q3, Q4
FDS8812NZ
SO-8
Fairchild
30 V, 20 A, N-MOSFET
10
2
R1, R12
8.45 K
Ω
Resistor,8.45 K
Ω,1%
0603
11
2
R2, R13
13.3 K
Ω
Resistor,13.3 K
Ω,1%
0603
12
4
R3, R4, R14, R15
2.00
Ω
Resistor, 2.00
Ω, 1%
0603
13
6
R5, R6, R7, R16, R17, R18
0
Ω
Resistor, 0
Ω
0603
14
2
R8, R9, R19, R20
Not Installed
0603
15
2
R10, R21
4.99 k
Ω
Resistor, 4.99
Ω, 5%
0603
16
2
R11, R22
10
Ω
Resistor, 10
Ω, 5%
0603
17
2
U1, U2
PI2002
Picor Active ORing
3 mm x 3 mm;
PICOR
with Load Disconnect Controller
10-TDFN
Table 3 – PI2002-EVAL1 Evaluation Board bill of materials