Gecko3 - CCC Event Weblog
Gecko3 - CCC Event Weblog
Gecko3 - CCC Event Weblog
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F.1. Gecko 3, Stand 9. Dezember 2006<br />
1<br />
2<br />
3<br />
4<br />
A A<br />
DC/DC Converter for the FPGA Core Supply, 1.2 V, 2.5 A<br />
2.5 V, 0.5 A and 1.25 V Refernce Supply GND Testpad for Probes<br />
C4_PWR<br />
C5_PWR<br />
Ubatt<br />
3.3V<br />
3<br />
U2_PWR<br />
LP8340CDT-2.5<br />
IN<br />
OUT<br />
1<br />
2.5V<br />
TP1_PWR<br />
GND<br />
B B<br />
GND GND<br />
GND<br />
GND<br />
C1_PWR<br />
1nF<br />
X7R<br />
GND<br />
R1_PWR<br />
2.2M<br />
C2_PWR<br />
R2_PWR<br />
180K<br />
R3_PWR<br />
6.2K<br />
22pF C3_PWR<br />
GND<br />
C C<br />
1nF<br />
X7R<br />
1<br />
15<br />
13<br />
16<br />
Run/SS<br />
RT<br />
Ith<br />
Sync/Mode<br />
GND<br />
Pgood<br />
Vfb<br />
1nF<br />
12<br />
14<br />
GND<br />
22uF<br />
R4_PWR<br />
160K<br />
C6_PWR<br />
R5_PWR<br />
22pF<br />
X5R<br />
82K<br />
GND<br />
1.2V<br />
C7_PWR<br />
22uF<br />
2.5V<br />
GND<br />
R6_PWR<br />
100<br />
C8_PWR<br />
100nF<br />
GND<br />
GND<br />
R7_PWR<br />
100<br />
GND<br />
Vref<br />
C9_PWR<br />
100nF<br />
Bulk Capacitor for both Flash Chips<br />
3.3V<br />
2<br />
17<br />
7<br />
6<br />
SGND<br />
SGND<br />
PGND<br />
PGND<br />
SVin<br />
PVin<br />
PVin<br />
11<br />
3<br />
10<br />
4<br />
GND<br />
SW 4<br />
SW 5<br />
SW 8<br />
SW 9<br />
U1_PWR<br />
LTC3412A<br />
L1_PWR<br />
2uH SD14-2R0-R<br />
C11_PWR<br />
2.2uF<br />
C12_PWR<br />
10uF<br />
C10_PWR<br />
10uF<br />
GND<br />
D D<br />
Titel<br />
<strong>Gecko3</strong>: Power Suplies<br />
Blattgrösse: A4 Nummer:<br />
Revision: 0.7<br />
Datum: 08.12.2006 Zeit: 14:56:39 Blatt 15 von 18<br />
Datei: C:\Documents and Settings\zimmc5\svn\power.SCHDOC<br />
Berne School of Applied Science<br />
School of Engineering and<br />
Information Technology<br />
Quellgasse 21<br />
CH-2501 Biel<br />
1<br />
2<br />
3<br />
4<br />
Abbildung F.15.: Spannungsversorgung<br />
Project Report 137
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