LT3510FE(RevC) データシートの表示（PDF） - Linear Technology

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LT3510FE
(Rev.:RevC)

Monolithic Dual Tracking 2A Step-Down Switching Regulator

Linear Technology 

APPLICATIONS INFORMATION

Independent Start-Up

PG1

PG2

VOUT1

0.5V/DIV

VOUT2

0.5V/DIV

Ratiometric Start-Up

PG1

PG2

VOUT1

0.5V/DIV

VOUT2

0.5V/DIV

LT3510

Absolute Start-Up

PG1

PG2

VOUT1

0.5V/DIV

VOUT2

0.5V/DIV

5ms/DIV

10ms/DIV

10ms/DIV

0.1μF

SS1

VOUT1

LT3510

PG1

SS2

0.22μF

VOUT2

PG2

(9a)

3.3V

SS1

VOUT1

3.3V

0.1μF

LT3510

PG1

1.8V

SS2

VOUT2

1.8V

PG2

(9b)

SS1

VOUT1

0.22μF

LT3510

PG1

SS2

VOUT2

R2

8.08k

PG2

R1

13.7k

(9c)

Output Sequencing

PG1

PG2

VOUT1

0.5V/DIV

VOUT2

0.5V/DIV

Controlled Power Up and Down

VOUT1

0.5V/DIV

PG1

VOUT2

0.5V/DIV

SS1/2

10ms/DIV

0.1μF

SS1

VOUT1

LT3510

PG1

SS2

0.1μF

VOUT2

PG2

10ms/DIV

R3

25k

3.3V

SS1

VOUT1

3.3V

EXTERNAL

SOURCE

+–

LT3510 PG1

1.8V

SS2

VOUT2

1.8V

PG2

3510 F09

(9d)

(9e)

Figure 9

3.3V

1.8V

3510fc

21

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