Intel
®
Atom™ Processor E660 with Intel
®
Platform Controller Hub EG20T Development Kit
January 2012
User Manual
Document Number: 324213-002
33
Power Management
26
Hiside SW for
D50V_D50VS_USB_Port4,5
5.0V
D50V_D50VS
_USB2_5
Hiside SW Pow for
D50V_D50VS_USB_Port4,
5
R158
Resistor-1
27
Hiside SW for
D50V_D50VS_USB_Port0,1
5.0V
D50V_D50VS
_USB_SIO
Hiside SW Pow for
D50V_D50VS_USB_Port0,
1
R155
Resistor-1
28
Hiside SW for
D50V_D50VS_USB_Port6,7
5.0V
D50V_D50VS
_USB6_7
Hiside SW Pow for
D50V_D50VS_USB_Port6,
7
R163
Resistor-1
35
Intel
®
TPM
ε
Header
5.0V
D50VS
D50VS for Intel
®
TPM
ε
Header(6pin)
R278
Resistor-1
35
Intel
®
TPM
ε
Header
3.3V
D33VS
D33VS for Intel
®
TPM
ε
Header (9pin)
R279
Resistor-1
35
Intel
®
TPM
ε
Header
3.3V
D33VA
D33VA for Intel
®
TPM
ε
Header (15pin)
R283
Resistor-1
36
AUX Pow Supply
12V
AUX_+12V
ATX_+12V
R402
Resistor-3
37
P-ch MOSFET(Q19) for D50VA
and +5VB_D50VA
5.0V
D120VA
D50VA via Power SW Reg
R396
Resistor-3
37
P-ch MOSFET(Q26) for D33VA
3.3V
D120VA
D33VA via Power SW Reg
R397
Resistor-3
37
Power Switch for D50V, D50VS,
D50DS_HDD,
D50V_D50VS_USB2_5,
D50V_D50VS_USB6_7 and
D50V_D50VS_USB_SIO,
Validation Header (X33),FP
Header (X44), COM Express*
Conn (XAB)
5.0V
D120VA
+5VB_D50VA and D50VA
R398
Resistor-3
37
Reset IC for D33VA_D33V,D25VA
DLY, Reset IC for
D33V_D33VS,D50V_D50VS DLY,
Reset IC for D33VS DLY,
Switching Regulator for D12VA,
FET-SW for D33VA_D33V, LDO
Regulator for D25VA, FET-SW for
D33VA_D33VS, FET-SW for
D33VS, FET-SW for D12V, FET-
SW for D33V, LDO Regulator for
D18VS,LDO Regulator for D10V,
LDO Regulator for D15VS, FET-
SW for D10VS, FET-SW for
D12VS, Intel
®
TPM
ε
Header,
POW LED(D1), PCI Bridge
EEPROM Sel, CK505 for PCH
3.3V
D120VA
D33VA
R399
Resistor-3
38
PWR_OK Circuit,D50VA FET
Circuit (Q19, Q20),D33VA FET
Circuit (Q26, Q25),D120VS FET
Circuit (Q11),D120VSlot FET
Circuit (Q21),Switching
Regulator for D50VA,D33VA
(U61)
12V
ATX_+12V or
DC_+12V
D120VA
R294
Resistor-3
43
25MHz OSC for PCH, GbE PHY,
GbE LED,PCH(PLA), GbE Reset IC
3.3V
D33VA
D33VA_D33V
R435
Resistor-1
43
PCH UART CLK, PCH(PLB),LPC
CLK Buf, SIO,32.768kHz OSC for
SIO,RS232C Drv, RS485 Drv
3.3V
D33VA
D33V_D33VS
R536
Resistor-1
43
PCH(PLA), GbE-PHY
2.5V
D33VA
D25VA
R535
Resistor-1
Table 10.
Carrier Board Voltage Rails (Sheet 2 of 3)
Schem
Page
Target Component
Voltage
Supply
Power Rail
Rail
Ref Des
Resistor
Spec