Power Management

Sch Page

Component

Voltage

 

Supply

Rail

Ref Des

Resistor

Supply Power Topology

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.01,

 

11

SCH

1.5

V

+V1.5S_SCH

+V1.5S_PCIe_SCH

R6T6

1%

PCIe*

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.01,

 

11

SCH

1.8

V

+V1.8

+V1.8_SM_SCH

R5T3

1%

DDR2_VR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

+V1.5S_DPLLA_SCH,

 

 

 

 

 

 

 

 

+V1.5S_DPLLB_SCH,

 

 

 

 

 

 

 

 

+V1.5S_PCIePLL_SCH,

 

 

 

 

 

 

 

 

+V1.5S_HPLL_SCH,

 

0.01,

 

12

SCH

1.5

V

+V1.5S_SCH

+V1.5S_AUSBPLL_SCH

R6T1

1%

PLLs

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.01,

 

14

mini PCIe

1.5

V

+V1.5S

V1.5S_MINIPCIE

R7W9

1%

1.5-V mini PCIe

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.01,

3.3-V aux mini

14

mini PCIe

3.3

V

+V3.3

V3.3_MINIPCIE

R9F1

1%

PCIe

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.01,

 

15

SDVO

3.3

V

+V3.3S

V3.3S_SDVO

R7C1

1%

3.3-V SDVO

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.01,

 

16

SDVO

12 V

+V12S

V12S_SDVO

R7B3

1%

12-V SDVO

 

 

 

 

 

 

 

 

 

17

LVDS

3.3

V

+V3.3S

V3.3S_LVDS_DDC

R5V21

0.01,

3.3-V

 

 

 

 

 

 

 

1%

LVDS_DDC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.01,

5-V

17

LVDS

5 V

+V5S

V3.3S_LVDSBKLT

R5V14

1%

LVDS_BCKLT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.01,

12-V

17

LVDS

12 V

+V12S

V12S_LVDSBKLT

R5V17

1%

LVDS_BCKLT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.01,

3.3-V

17

LVDS

3.3

V

+V3.3S

V3.3S_LVDS_VDL

R5V28

1%

LVDS_VDL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.01,

 

18

SO_DIMM

1.8

V

+V1.8

+V1.8_DIMM

R6R2

1%

SO-DIMM_DDR2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.01,

 

20

FHW

3.3

V

+V3.3S

+V3.3S_FWH

R7H5

1%

3.3-V_FWH

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.01,

5-V TPM

21

TPM

5 V

+V5

V5_TPM

R8N4

1%

HEADER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.01,

3.3-V TPM

21

TPM

3.3

V

+V3.3

V3.3A_TPM

R8P2

1%

HEADER

 

 

 

 

 

 

 

 

 

 

MDC,

 

 

 

 

 

0.01,

3.3V MDC

21

Audio

3.3

V

+VCCHDA

VCCHDA_R

R8U3

1%

HEADER

 

 

 

 

 

 

 

 

 

MDC,

1.5 V/

 

 

 

0.01,

1.5-V/3.3-V

21

Audio

3.3

V

+V1.5S/+V3.3S

VCC_MDC

R9E1

1%

MDC HEADER

 

 

 

 

 

 

 

 

 

User’s Manual

23

Document Number: 320264

Page 23
Image 23
Intel US15W user manual DDR2VR, Lvdsddc, Lvdsbcklt, Lvdsvdl, SO-DIMMDDR2, Fhw, MDC Header

US15W specifications

The Intel US15W is an embedded chipset designed to meet the demands of ultra-low power computing environments. Released in 2008, this chipset was aimed at small form-factor devices such as netbooks, thin clients, and embedded systems. With its unique blend of features, the US15W has played a crucial role in the evolution of low-power computing technologies.

One of the standout characteristics of the US15W chipset is its integration of a single-chip design, which significantly reduces the overall footprint of the system. This is particularly advantageous for manufacturers looking to create compact devices without compromising on performance. The chipset integrates the Intel Atom processor, which is known for its efficient power consumption and solid performance for lightweight applications. The combination provides a balance between energy efficiency and processing capability, making it suitable for various applications ranging from internet browsing to multimedia playback.

Another major feature of the Intel US15W is its support for Intel's Graphics Media Accelerator 500, which enhances visual performance by providing hardware acceleration for graphics rendering. This capability enables smoother video playback and improved graphical user interfaces, which are essential for user-centric devices.

The US15W chipset also supports various connectivity options, including USB 2.0 and Serial ATA (SATA) interfaces. This flexibility allows for ease in peripheral connectivity and storage solutions, accommodating the needs of embedded applications and consumer electronics alike. Moreover, the chipset supports Intel's Enhanced SpeedStep technology, a power management feature that adjusts processor voltage and frequency based on workload, helping to extend battery life in portable devices.

In terms of memory support, the Intel US15W can handle up to 2GB of DDR2 RAM, which is adequate for many embedded computing tasks. The chipset is designed to facilitate efficient thermal management, which is crucial in maintaining long-lasting performance in compact and thermally constrained environments.

Overall, the Intel US15W chipset exemplifies the shift towards energy-efficient, compact computing solutions. Its innovative integration of features, support for modern graphics, and robust connectivity options make it a significant player in the embedded chipset market. As technology continues to evolve, the US15W remains a testament to Intel's commitment to providing high-performance solutions that meet the demands of modern computing without sacrificing power efficiency.