MQPI-18 datasheet(2/2 Pages) VICOR

2 / 2 page

Picor Corporation • www.picorpower.com

MQPI-18 Data Sheet Rev. 1.0

11-08

Page 2 of 2

PRELIMINARY

Absolute Maximum Ratings – Exceeding these parameters may result in permanent damage to the product.

Electrical Characteristics – Parameter limits apply over the operating PCB temperature range unless otherwise noted

Pins

Parameter

Notes

Min

Max

Units

Bus+ to Bus–

Input voltage

Continuous

-80

Vdc

Bus+ to Bus–

Input voltage

100 ms transient

-100

100

Vdc

BUS+ / BUS– to shield plane

BUS inputs to shield hipot

-1500

1500

Vdc

QPI+ to QPI–

Input to output current

Continuous @ 25°C

Adc

Package

Power dissipation

@ 25°C

1.50

Package

Operating temperature

PCB to filter interface

-55

100

°C

Package

Thermal resistance

Free air

°C/W

Package

Thermal resistance

PCB

(1)

°C/W

Package

Storage temperature

-65

125

°C

Package

Peak reflow temperature

20 s exposure

225

°C

All Pins

ESD

HBM

-2

Parameter

Notes

Min

Typ

Max

Units

Bus+ to Bus- input range

Measured at 7 A

Vdc

Bus+ to Out+ voltage drop

Measured at 7 A

(2)

110

mVdc

Bus- to Out- voltage drop

Measured at 7 A

(2)

110

mVdc

Common mode attenuation

VBUS = 28 V Frequency = 1.0 MHz@25ºC

Differential mode attenuation

VBUS = 28 V Frequency = 1.0 MHz@25ºC

Input bias current at 80 V

Input current from Bus+ to Bus-

µA

0.1100"[2.794mm]

0.0900"[2.286mm]

Pad Detail: 10 Places

(Dimensions indicate finished

soldermask pad openings)

0.400" [10.16mm]

0.232" [5.89mm]

0.200" [5.08mm]

0.057" [1.45mm]

0.096" [2.44mm]

0.200" [5.08mm]

0.132" [3.35mm]

0.060" [1.52mm]

0.996"[25.28mm]

NOTES:

1. Demensions are all in inches [MM].

2. Top & Bottom Package Planarity:0.15 [0.006]

0.15

[0.006]

Pin 1

0.508"[12.90mm]

0.196"[4.98mm]

0.190"[4.826mm]

Top View

Bottom View

Pad Description

Package Outline Drawing (lidded version)

Number

Name

Description

8, 9

Bus +

Positive bus potential

1, 10

Bus –

Negative bus potential

6, 7

Out +

Positive input to the converter

4, 5

Out –

Negative input to the converter

2, 3

Shield

Shield connects to system chassis

or safety ground.

Note 2: Derating curve TBD.

Ordering Information

Part

Number

Description

MQPI-18LP

LGA, Pb solder, lidded package

MQPI-18LP-01

LGA, Pb solder, open-frame package

Note 1: PCB layout guidelines will be available in final version of this data sheet.

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