MAX1717 查看數據表（PDF） - Maxim Integrated

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MAX1717

Dynamically Adjustable, Synchronous Step-Down Controller for Notebook CPUs

Maxim Integrated 

Dynamically Adjustable, Synchronous

Step-Down Controller for Notebook CPUs

Table 1. Component Selection for Standard Applications

COMPONENT

300kHz, STANDARD 300kHz, VOLTAGE

APPLICATION,

POSITIONED,

CIRCUIT 1

CIRCUIT 2

Figure Number

1

3

Input Range

(VBATT)

Output Current

Frequency

7V to 24V

14A

300kHz

7V to 24V

14A

300kHz

High-Side MOSFET International

Q1

Rectifier IRF7811

International

Rectifier IRF7811

Low-Side MOSFET

Q2

Input Capacitor

C1

Output Capacitor

C2

(2) International

Rectifier IRF7805,

IRF7811, or

IRF7811A

(4) 10µF, 25V

ceramic

Taiyo Yuden

TMK432BJ106KM

(6) 470µF, 6.3V

tantalum

Kemet

T510X477M006AS

(2) International

Rectifier IRF7805,

IRF7811, or

IRF7811A

(4) 10µF, 25V

ceramic

Taiyo Yuden

TMK432BJ106KM

(5) 220µF, 2.5V,

25mΩ specialty

polymer

Panasonic

EEFUE0E221R

550kHz, VOLTAGE

POSITIONED,

CIRCUIT 3

3

7V to 24V

14A

550kHz

International

Rectifier IRF7811

(2) International

Rectifier IRF7805,

IRF7811, or

IRF7811A

(4) 10µF, 25V

ceramic

Taiyo Yuden

TMK432BJ106KM

(4) 220µF, 2.5V,

25mΩ specialty

polymer

Panasonic

EEFUE0E221R

Inductor

L1

1µH

Sumida

CEP125-1R0MC or

Panasonic

ETQP6F1R1BFA

1µH

Sumida

CEP125-1R0MC or

Panasonic

ETQP6F1R1BFA

0.47µH

Sumida

CEP125-4712-T006

Voltage-

Positioning

Resistor R6

Voltage-

Positioning Offset

5mΩ ±1%, 1W

5mΩ ±1%, 1W

—

Dale

Dale

WSL-2512-R005F WSL-2512-R005F

—

24mV

24mV

TON Level

Float

Float

REF

1000kHz, +5V,

CIRCUIT 4

3

1000kHz, VOLTAGE

POSITIONED,

CIRCUIT 5

3

4.5V to 5.5V

7V to 24V

14A

1000kHz

International

Rectifier IRF7811

(2) International

Rectifier IRF7805,

IRF7811, or

IRF7811A

(5) 22µF, 10V

ceramic

Taiyo Yuden

LMK432BJ226KM

(5) 47µF, 6.3V

ceramic

Taiyo Yuden

JMK432BJ476MM

14A

1000kHz

International

Rectifier IRF7811

(2) International

Rectifier IRF7805,

IRF7811, or

IRF7811A

(4) 10µF, 25V

ceramic

Taiyo Yuden

TMK432BJ106KM

(5) 47µF, 6.3V

ceramic

Taiyo Yuden

JMK432BJ476MM

0.19µH

Coilcraft

X8357-A

0.3µH

Sumida

CEP12D38 4713-

T001

5mΩ ±1%, 1W

Dale

WSL-2512-R005F

24mV

5mΩ ±1%, 1W

Dale

WSL-2512-R005F

24mV

GND

GND

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