MUR180E(2002) データシートの表示（PDF） - ON Semiconductor

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MUR180E
(Rev.:2002)

SWITCHMODE Power Rectifiers

ON Semiconductor 

MUR180E, MUR1100E

NOTE 3. — AMBIENT MOUNTING DATA

Data shown for thermal resistance junction to

ambient (RqJA) for the mountings shown is to be

used as typical guideline values for preliminary

engineering or in case the tie point temperature

cannot be measured.

TYPICAL VALUES FOR RqJA IN STILL AIR

Mounting

Method

1

2

RqJA

3

Lead Length, L

1/8 1/4 1/2

52 65 72

67 80 87

50

Units

°C/W

°C/W

°C/W

MOUNTING METHOD 1

L

L

ÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉ

MOUNTING METHOD 2

ÉÉÉÉÉÉÉÉL ÉÉÉÉÉÉÉÉÉÉLÉÉÉÉÉÉ

Vector Pin Mounting

MOUNTING METHOD 3

ÉÉ L = 3/8″

ÉÉÉÉÉÉÉÉÉÉ Board Ground Plane

ÉÉÉÉ P.C. Board with

1–1/2″ X 1–1/2″ Copper Surface

http://onsemi.com

5

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