Picor PI2003-EVAL1, Руководство пользователя

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C1
1uF
11k
R1
24K
R2
FT1
VC1
FT1
PI2003
GND
1
GATE
2
VC
3
FC
5
FT
6
SP
7
SN
8
U1
Vout-
Vin2+
BUS(+) A
BUS(+) B
C3
2.2uF C4
Not Installed
C5
22uF
Vout+
D1
VC1
R5
Not Installed
Vin1+
C2
1uF
11k
R3
24K
R4
FT2
VC2
FT2
BUS(- ) B
Vin2-
PI2003
GND
1
GATE
2
VC
3
FC
5
FT
6
SP
7
SN
8
U2
D2
1
2
3
4
5
6
7
8
Q2
IRF7853
VC2
R6
Not Installed
BUS(- ) A
Vin1-
1
2
3
4
5
6
7
8
Q1
IRF7853
Figure 2 – PI2003-EVAL1 Evaluation Board schematic.
Item QTY Reference Designator Value Description Footprint Manufacturer
1 2 C1, C2 1 µF Capacitor, MLCC X5R, 1 µF,16 V 0603
2 1 C3 2.2 uF Capacitor, MLCC X7R, 2.2 uF, 100 V 1812
C4 Not installed 1812
C5 22 µF Capacitor, Electrolytic, 22 µF 100 V
4 2 D1, D2 LED, Super Red THIN 0603 Lite-On, Inc.,
5 4 FT1, FT2, VC1, VC2 Turret Test point TURRET-1528 Keystone Electronics
6 6
Vin1+, Vin1-, Vin2+, Vin2-,
Turret Test point TURRET-1502 Keystone Electronics
Vout+, Vout-
9 2 Q1, Q2 IRF7853 100 V, 8.3 A, N-MOSFET SO-8 International Rectifier
10 2 R1, R3 11 K
Ω
Resistor, 11 K
Ω
,1/4 W, 5% 0805
11 2 R2, R4 24 K
Ω
Resistor, 24 K
Ω
,1/8 W, 5% 0805
12 2 R5, R6 Not Installed 0805
16 2 U1, U2 PI2003 Picor Active ORing Controller 3mmx3mm; 10-TDFN PICOR
Table 2 – PI2003-EVAL1 Evaluation Board bill of materials
Reference Designator Value Functional Description
C1, C2 1 uF VC Bypass Capacitor
C3, C4, C5, Output (Load) Capacitor
D1, D2 LED To indicate a fault exists when it is on
Q1, Q2 N-MOSFET ORing MOSFET
R1, R3 11 K
Ω
VC Bias resistor
R2, R4 24 K
Ω
LED current limit resistor
R5, R6 Not Installed Optional to connect VC to separate source
U1, U2 PI2003 Picor Active ORing Controller
Table 3 – Component functional description
Picor Corporation • www.picorpower.com PI2003-EVAL1 User Guide Rev 1.0 Page 3 of 8