LTM4627EVPBF datasheet(2/28 Pages) LINER

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LTM4627

4627f

PIN CONFIGURATION

ABSOLUTE MAXIMUM RATINGS

VIN ............................................................. –0.3V to 22V

INTVCC, VOUT (VOUT ≤ 3.3V with

DIFF AMP), VOUT_LCL, PGOOD, EXTVCC....... –0.3V to 6V

MODE_PLLIN, fSET, TRACK/SS,

VOSNS–, VOSNS+, DIFF_OUT...................–0.3V to INTVCC

COMP, VFB ................................................ –0.3V to 2.7V

RUN (Note 5) ............................................... –0.3V to 5V

INTVCC Peak Output Current (Note 6)..................100mA

Internal Operating Temperature Range

(Note 2).................................................. –40°C to 125°C

Storage Temperature Range .................. –55°C to 125°C

Reﬂow (Peak Body) Temperature.......................... 250°C

(Note 1)

ELECTRICAL CHARACTERISTICS

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

VIN

Input DC Voltage

4.5

VOUT(DC)

Output Voltage, Total

Variation with Line and Load

CIN = 22μF × 3

COUT = 100μF Ceramic, 470μF POSCAP

RFB = 40.2k, MODE_PLLIN = GND

VIN = 5V to 20V, IOUT = 0A to 15A (Note 4)

1.477

1.50

1.523

Input Speciﬁcations

VRUN

RUN Pin On Threshold

VRUN Rising

1.1

1.25

1.4

VRUNHYS

RUN Pin On Hysteresis

130

The

l denotes the speciﬁcations which apply over the full internal operating

temperature range, otherwise speciﬁcations are at TA = 25°C (Note 2), VIN = 12V, per the typical application in Figure 18.

ORDER INFORMATION

LEAD FREE FINISH

TRAY

PART MARKING*

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LTM4627EV#PBF

LTM4627V

133-Lead (15mm

× 15mm × 4.32mm) LGA

–40°C to 125°C

LTM4627IV#PBF

LTM4627V

133-Lead (15mm

× 15mm × 4.32mm) LGA

–40°C to 125°C

Consult LTC Marketing for parts speciﬁed with wider operating temperature ranges. *The temperature grade is identiﬁed by a label on the shipping container.

For more information on lead free part marking, go to: http://www.linear.com/leadfree/

This product is only offered in trays. For more information go to: http://www.linear.com/packaging/

LGA PACKAGE

133-LEAD (15mm

15mm

4.32mm)

VIN

12345678

911

INTVCC

fSET

COMP

TRACK/SS

MODE_PLLIN

INTVCC

TOP VIEW

SGND

VOUT

VIN

GND

VOUT

EXTVCC

VFB

PGOOD

RUN

VOSNS

DIFF_OUT

VOUT_LCL

VOSNS

–

TJ(MAX) = 125°C, θJA = 13°C/W, θJCbottom = 2.3°C/W, θJCtop = 11°C/W to 13°C/W,

θJA DERIVED FROM 95mm × 76mm PCB WITH 4 LAYERS; WEIGHT = 2.6g

θ VALUES DETERMINED PER JESD51-12

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