LTM4644 datasheet(23/28 Pages) AD

부품명	LTM4644

상세설명	Quad 40VIN Silent Switcher 關Module Regulator with Configurable 1.2A Output Array

PDF	28 Pages

Scroll/Zoom	100%

제조업체	AD [Analog Devices]

홈페이지	http://www.analog.com

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23 / 28 page

LTM8051

Rev. 0

For more information www.analog.com

Figure 4. Graphical Representation of Thermal Coefficients, Including JESD51-12 Terms

APPLICATIONS INFORMATION

8051 F04

µModule DEVICE

θJCtop JUNCTION-TO-CASE

(TOP) RESISTANCE

θJA JUNCTION-TO-AMBIENT RESISTANCE

CASE (TOP)-TO-AMBIENT

RESISTANCE

BOARD-TO-AMBIENT

RESISTANCE

θJCbot JUNCTION-TO-CASE

(BOTTOM) RESISTANCE

JUNCTION

AMBIENT

CASE (BOTTOM)-TO-BOARD

RESISTANCE

Figure 5. 7V to 40V Input to 5V at 1A, 1.8V at 2A, and Paralleled 3.3V at 2.5A

1µF

23.2k

47µF

47.5k

100µF

39.2k

24.9k

200k

100µF

VIN1

RUN14

RT14

SYNC14

VIN4

fSW = 1.3MHz

VOUT1

VIN

FB1

BIAS14

GND

VOUT4

7V to 40V

VIN23

RUN23

RT23

SYNC23

fSW = 1.2MHz

VOUT1

VOUT2

FB2

BIAS23

GND

VOUT3

FB4

FB3

PINS NOT USED: TRSS1, TRSS2, TRSS3, TRSS4, PG1, PG2, PG3, PG4, CLKOUT14, CLKOUT23

VOUT4

1.8V

VOUT23

3.3V

2.5A

SHARE14

VCC14

SHARE23

VCC23

8051 F05

LTM4644 데이터시트(PDF) 23 Page - Analog Devices

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