Aug 24-06

SP6138 Evaluation Manual

©2006 Sipex Corporation

Page 4 of 9

Figure 9. Output Noise at No Load

Figure 10. Output Noise at 3A Load

Series R

Isat

Manufacturer

mOhms

(A)

LxW(mm) Ht.(mm)

Website

2.2

COOPER DR73-2R2

16.5

5.52

7.6X6.0

www.cooperet.com

ESR

Ripple Current

Voltage

Capacitor

Manufacturer

ohms (max)

(A) @45C

LxW(mm) Ht.(mm)

(V)

Type

Website

4.7

AVX 08053D475MAT

0.005

4.00

2.0x1.25

1.25

16.0

X5RCeramic

www.avx.com

22

AVX 08056D226MAT

0.005

4.00

2.0x1.25

1.25

6.3

X5RCeramic

www.avx.com

MOSFETS- SURFACEMOUNT

RDS(on)

IDCurrent

Voltage

Foot Print

Manufacturer

ohms (max)

(A)

nC(Typ) nC(Max) (V)

Website

Dual N-Ch

VISHAYSi7214DN

0.047

5.9

4.2

6.5

www.vishay.com

INDUCTORS- SURFACEMOUNT

CAPACITORS- SURFACEMOUNT

Capacitance(

uF)

Inductance

(uH)

Size

Inductor Type

Size

Capacitor Specification

Manufacturer/Part No.

Manufacturer/Part No.

Inductor Specification

MOSFET

Manufacturer/Part No.

MOSFETSpecification

Qg

Table 1: SP6138EB Suggested Components and Vendor Lists

Vout Ripple(10mV/div)

SW Node

Vin=12V

Vout=3.3V

Vout Ripple(10mV/div)

SW Node

Vin=12V

Vout=3.3V