Rainbow-electronics MAX8514 Manuel d'utilisateur télécharger pdf (Page 32)

MAX8513/MAX8514

Wide-Input, High-Frequency, Triple-Output Supplies

with Voltage Monitor and Power-On Reset

32 ______________________________________________________________________________________

PVLIN

GND

COMP1

BST

FREQ

PGND

DRV2

FB2

L1A

1µF

100mA, 30V

(CMOSH-3)

10µF

4.7nF

6.8kΩ



0.1µF

30V, 23A

N-CHANNEL

MOSFET

(IRLR2703)

1.74kΩ

806Ω

10.7kΩ

10µF

OUT2

2.5V, 1.5A

OUT1

3.3V, 2A

IN 9V to 16V

FB1

POR

30V, 5.5A DUAL N-CHANNEL

(FDS6984S)

REF

PFO

SEQ

PFI

0.1µF

R10

68.1kΩ

R11

12.4kΩ

100kΩ

EN/SYNC

SUP2

C10

2.2µF

R15

10Ω



C12

33pF

FB1

100Ω



0.68µF

CSPCSN

ILIM

OUT1

CSP

R17

665kΩ

R18

66.5kΩ

C13

0.1µF

COUPLED INDUCTOR

L1A = 1.8µH, 4.5A/0.01Ω

SUP3N

47µF

13.3kΩ

8.06kΩ

C11

680pF

620Ω

CSN

R19

200Ω

R20

200Ω

C14

0.47µF

C20

1000pF

R25

5.1Ω

CSN CSP

C22

1000pF

R14

3.31kΩ

REF3N

IC1

MAX8514

DRV3P

FB3P

R13

12.1kΩ

R12

1kΩ

OUT3P

12V, 50mA

L1B

1µF

40V, 200mA

NPN

(MMBT3904)

CMPD4448

R26

1.5kΩ

PFO

POR

Figure 6. MAX8514 Typical Applications Circuit

1 2 ... 27 28 29 30 31 32 33 34 35

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Rainbow-electronics MAX8514 Manuel d'utilisateur Page 32

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