Power Management

Sch Page

Component

Voltage

 

Supply

Rail

Ref Des

Resistor

Supply Power Topology

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.01,

3.3-V TPM

21

TPM

3.3

V

+V3.3S

V3.3S_TPM

R8P1

1%

HEADER

 

 

 

 

 

 

 

 

 

 

PCIe,

 

 

 

 

 

0.01,

 

22

slot0

12 V

+V12_SLOTS

V12S_PCIE_SLOT0

R8B1

1%

12-V PCIe slot 0

 

 

 

 

 

 

 

 

 

 

PCIe,

 

 

 

 

 

0.01,

3.3-V PCIe

22

slot0

3.3

V

+V3.3_SLOTS

V3.3S_PCIE_ SLOT0

R8C2

1%

slot 0

 

 

 

 

 

 

 

 

 

 

PCIe,

 

 

 

 

 

0.01,

 

22

slot1

12 V

+V12_SLOTS

V12S_PCIE_ SLOT1

R8B3

1%

12-V PCIe slot 1

 

 

 

 

 

 

 

 

 

 

PCIe,

 

 

 

 

 

0.01,

3.3-V PCIe

22

slot1

3.3

V

+V3.3_SLOTS

V3.3S_PCIE_ SLOT1

R8C5

1%

slot 1

 

 

 

 

 

 

 

 

 

 

PCIe,

 

 

 

 

 

0.01,

3.3-V AUX PCIe

22

slot0

3.3

V

+V3.3

V3.3_PCIE_ SLOT0

R8C6

1%

slot 0

 

 

 

 

 

 

 

 

 

 

PCIe,

 

 

 

 

 

0.01,

3.3-V AUX PCIe

22

slot1

3.3

V

+V3.3

V3.3_PCIE_ SLOT 1

R8C7

1%

slot 1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.01,

5-V USB Port 6

23

USB

5 V

+V5

+V5_USB_P6_P7

R6H2

1%

and 7

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.01,

 

23

USB

5 V

+V5

+V5_USB_P5

R6H3

1%

5-V USB Port 5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.01,

 

24

CK540

3.3

V

+V3.3S

V3.3S_CK505

R8U1

1%

3.3-V CK505

 

 

 

 

 

 

 

 

 

 

 

 

 

V3.3S_SDIO_

 

 

0.01,

 

25

SDIO1

3.3

V

SLOT1

V3.3S_SDIO1

R5M1

1%

3.3-V SDIO 1

 

 

 

 

 

 

 

 

 

 

 

 

 

V3.3S_SDIO_

 

 

0.01,

 

25

SDIO0

3.3

V

SLOT0

V3.3S_SDIO0

R6N1

1%

3.3-V SDIO 0

 

 

 

 

 

 

 

 

 

 

 

 

 

V3.3S_SDIO_

 

 

0.01,

 

25

SDIO2

3.3

V

SLOT2

V3.3S_SDIO2

R4B1

1%

3.3-V SDIO 2

 

 

 

 

 

 

 

 

 

 

H8/

 

 

 

 

 

0.01,

3.3-V

27

Keyboard

3.3

V

+V3.3A

+V3.3A_KBC

R7E2

1%

KEYBOARD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.01,

5-V HD

31

HD Conn

5 V

+V5S

+V5S_PATA

R3J1

1%

Connector

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5-V USB Port 0

 

 

 

 

 

 

 

0.01,

and 1 (Back

32

USB

5 V

+V5

+V5_USB_P0_P1

R2N1

1%

Panel)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5-V USB Port 3

 

 

 

 

 

 

 

0.01,

and 4 (Back

32

USB

5 V

+V5

+V5_USB_P3_P4

R3N1

1%

Panel)

 

 

 

 

 

 

 

 

 

User’s Manual

24

Document Number: 320264

Page 24
Image 24
Intel US15W user manual Keyboard

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.