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Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com

201998B • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • March 20, 2013

AAT1162

12V, 1.5A Step-Down DC/DC Converter

DATA SHEET

VIN

VOUT

IN

5

AIN

7

PGND

16

LDO

8

LX

2

N/C

3

N/C

12

IN

4

DGND

13

FB

9

EN

15

DGND

14

AGND

11

LX

1

COMP

10

DGND

6

U1

AAT1162

DGND

*Note: Connect GND, DGND, and AGND at IC EP1

R1

4.75K

R2

4.75K

R4

10

Ω

R5

24K

R3

432K

R6

59K

C6

10μF

C8

1μF

C2

0.1μF

C9

1μF

C3

22μF

C4

NP

C5

NP

C7

330pF

C1

100pF

JP1

Enable

TP3

Enable

TP2

LX

TP4

VOUT

TP6

VOUT

TP12

GND

TP8

GND

TP11

GND

TP9

GND

TP13

GND

TP5

VIN

TP7

VIN

TB2

VOUT

TB1

VIN

TP1

GND

L1

3.8μH

*

TP14

GND

Figure 2: AAT1162 Evaluation Board Schematic.

Figure 3: AAT1162 Evaluation Board

Figure 4: AAT1162 Evaluation Board

Component Side Layout.

Solder Side Layout.