Quanta Computer ZQP, Схемы системы

Страница: 28 / 32

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
VOUT=(1+R1/R2)*0.75
R1
R2
+1.1V_S5
1.1Volt +/- 5%
TDC : 3.02A
PEAK : 4A
OCP : 5A
Width : 120mil
TON=3.85p*RTON*Vout/(Vin-0.5)
Frequency=Vout/(Vin*TON)
TON=3.85p*1M*1/(Vin-0.5)
Frequency=1/(0.0036767)=272K
L(ripple current)
=(19-1.1)*1.1/(1u*272k*19)
~3.81A
Rth = 14mohm*(5-1.905)/20uA
=2.166K
+1.1V
TDC : 2.73A
PEAK : 3.64A
Width : 120mil
C12 : stuff 10k ohm
28
C-Test
C-Test
C-Test
change PR79 to 0 ohm for EMI
02/16 REV:B
stuff PR77 and PC51 for EMI
02/16 REV:B
LGATE-1.1V
UGATE-1.1V
PHASE-1.1V
1.1V_FB
MAIND
S5_ON 24,26,31
HWPG_1.1V 24
MAIND 26,30,31
+3V
VIN
+5VPCU
+1.1V_S5
+1.1V
+1.1V_S5
Size Document Number Rev
Date: Sheet of
4XDQWD&RPSXWHU,QF
352-(&7=43
32
VCCP 1.1V(UP6111A)
1A
28 Tuesday, March 15, 2011
Size Document Number Rev
Date: Sheet of
4XDQWD&RPSXWHU,QF
352-(&7=43
32
VCCP 1.1V(UP6111A)
1A
28 Tuesday, March 15, 2011
Size Document Number Rev
Date: Sheet of
4XDQWD&RPSXWHU,QF
352-(&7=43
32
VCCP 1.1V(UP6111A)
1A
28 Tuesday, March 15, 2011
PR83
4.7K/F_4 PR83
4.7K/F_4
PR173
1M_4 PR173
1M_4
PR176
10/F_6 PR176
10/F_6
PR79
*Short_6 PR79
*Short_6
PR82 *Short_6 PR82 *Short_6
PC138
0.1u/50V_6
PC138
0.1u/50V_6
PU8
G5602 PU8
G5602
EN/DEM
15
TON
16
VOUT
1
VDD
2
FB
3
PGOOD
4
GND
6
PGND
7
LGATE
8
VDDP
9
OC
10
PHASE
11
UGATE
12
BOOT
13
NC
5
TPAD
17
NC
14 PC49
0.1u/50V_6
PC49
0.1u/50V_6
PC140
1u/16V_6 PC140
1u/16V_6 PC139
*1000P/50V_6
PC139
*1000P/50V_6
PR80
2.2/F_6 PR80
2.2/F_6
PC137
4.7u/25V_8 PC137
4.7u/25V_8
PQ43
AO4468 PQ43
AO4468
3
6 5 7 8
2
4
1
PR77
4.7_6 PR77
4.7_6
PQ44
AON7702
PQ44
AON7702
3
5
2
4
1
PR175 *Short_6 PR175 *Short_6
PQ45
AON7410 PQ45
AON7410
3
5
2
4
1
PC136
2.2n/50V_4 PC136
2.2n/50V_4
PC51
680p/50V_6
PC51
680p/50V_6
PR84
10K_4 PR84
10K_4
PC52
0.1u/50V_6
PC52
0.1u/50V_6
+
PC135
560u/2.5V_6X5.7
+
PC135
560u/2.5V_6X5.7
PR78 2.21K/F_4 PR78 2.21K/F_4
PC54
*33p/50V_4
PC54
*33p/50V_4
PC53
1u/16V_6 PC53
1u/16V_6
PR174
10K/F_4
PR174
10K/F_4
PL11
1uH PL11
1uH
PR81 200K/F_4 PR81 200K/F_4
PC50
4.7u/6.3V_6
PC50
4.7u/6.3V_6
PD4
RB500V-40 PD4
RB500V-40
http://hobi-elektronika.net