SC1403(2002) View Datasheet(PDF) - Semtech Corporation

Part Name

Description

Manufacturer

SC1403
(Rev.:2002)

Mobile Multi-Output PWM Controller with Virtual Current Sense

Semtech Corporation 

SC1403

POWER MANAGEMENT

Applications Information (Cont.)

25

20

15

10

5

0

-5

-10

-15

1.00E+02

1.00E+03

f (Hz)

1.00E+04

1.00E+05

0

-10

-20

-30

-40

-50

-60

-70

-80

-90

-100

1.00E+02

1.00E+03

f (Hz)

1.00E+04

1.00E+05

Measured feedback gain & phase responses (up to 100KHz) is

plotted below.

20

0

-20

-40

-60

-80

-100

-120

-140

-160

-180

1.00E+02

PRELIMINARY

1.00E+03

1.00E+04

Frequency (Hz)

1.00E+05

Simulated overall gain & phase responses (up to 100KHz) is plot-

ted below.

80

60

40

20

0

-20

-40

-60

-80

1.00E+02

1.00E+03

f (Hz)

1.00E+04

1.00E+05

25

20

15

10

5

0

-5

-10

-15

1.00E+02

1.00E+03

f (Hz)

1.00E+04

1.00E+05

180

160

140

120

100

80

60

40

20

0

-20

1.00E+02

1.00E+03

f (Hz)

1.00E+04

1.00E+05

 2002 Semtech Corp.

14

www.semtech.com

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