MAX1907A 데이터 시트보기 (PDF) - Maxim Integrated

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MAX1907A

Quick-PWM Master Controllers for Voltage Positioned CPU Core Power Supplies (IMVP-IV)

Maxim Integrated 

Quick-PWM Master Controllers for Voltage-

Positioned CPU Core Power Supplies (IMVP-IV)

R14

R13

R12

R11

100kΩ 100kΩ 100kΩ 10Ω

VCC

VDD

C2

1μF

DAC INPUTS

(1V LOGIC)

SUSPEND INPUTS

(4-LEVEL LOGIC)

BOOT INPUTS

(4-LEVEL LOGIC)

ON

OFF

MODE

CONTROL

FLOAT

(300kHz)

CCC

270pF

CREF

0.22μF

C3

100pF

R10

200kΩ

R8

301kΩ

1%

R9

49.9kΩ

1%

SYSPOK

CLKEN

IMVPOK

D0

D1

D2

D3

D4

D5

S0

S1

S2

B0

MAX1907A

MAX1981A

B1

B2

SUS

DPSLP

SHDN

TON

CC

REF

ILIM

DDO

V+

BST

DH

LX

DL

PGND

GND

CSP

CSN

OAIN+

OAIN-

FB

NEG

POS

TIME

CONNECT TO SLAVE

CONTROLLER FOR

MULTIPHASE OPERATION

(SEE FIGURE 1A)

C1

1μF

D1

5V BIAS

SUPPLY

CIN

(3) 10μF 25V CERAMIC

INPUT*

8V TO 24V

CBST(M)

0.1μF

NH(M)

LM

NL(M)

RCM

OUTPUT

COUT

R22

200Ω

C11

1000pF

R23

200Ω

R1

1.5kΩ

1%

C5

100pF

R6

2.74kΩ

1%

R7

100kΩ

1%

RTIME

28kΩ

R2

750Ω

C4

470pF

R3

1.0kΩ

1%

R4

750Ω

R5

1.0kΩ

1%

CONNECT TO SLAVE

CONTROLLER FOR

MULTIPHASE OPERATION

(SEE FIGURE 1A)

POWER GROUND

ANALOG GROUND

(MASTER)

ANALOG GROUND

(SLAVE)

* LOWER INPUT VOLTAGES

REQUIRE ADDITIONAL

INPUT CAPACITANCE

Figure 1. Standard Multiphase Application Circuit

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