LT3782AIFE(RevC) Ver la hoja de datos (PDF) - Linear Technology

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LT3782AIFE
(Rev.:RevC)

2-Phase Step-Up DC/DC Controller

Linear Technology 

LT3782A

Typical Applications

10V to 24V Input to 24V, 8A Output Boost Converter

10Ω

CS1

10nF

59k

82k

10Ω 10nF

CS2

4.7nF

1 SGATE2

GBIAS 28

2 SGATE1

27

VCC

3 NC

NC 26

4

GND

5 SYNC

LT3782A

25

NC

24

VEE1

6 DELAY

BGATE1 23

7 DCL

GBIAS1 22

8 SENSE1+

GBIAS2 21

9 SENSE1–

10

SLOPE

11 RSET

12 SENSE2–

13 SENSE2+

14 SS

BGATE2 20

19

VEE2

18

NC

RUN 17

16

FB

15

VC

10V TO 24V INPUT

2R2

L1

PB2020-103

D1

PDS1040

1µF

Q1

PH3330

COUT2

CS1

330µF, 35V, ×2

2.2µF

825k

274k

24.9k

221k

RC1

13.3k

CC2

100pF

CC1

6.8nF

0.004Ω

CIN

22µF

25V 0.004Ω

CS2

COUT1

22µF, 25V, ×4

OUTPUT

24V

8A

Q2

PH3330

L2

PB2020-103

D2

PDS1040

3782A TA02

L1, L2: PULSE PB2020-103

ALL CERAMIC CAPACITORS ARE X7R, TDK

*OUTPUT CURRENT WITH BOTH INPUTS PRESENT

Efficiency

100

98

15VIN

96

94

12VIN

92

90

88

86

012345678

IOUT (A)

3782A TA02b

For more information www.linear.com/LT3782A

3782afc

15

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