NJM7800SDL1 데이터 시트보기 (PDF) - Japan Radio Corporation

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NJM7800SDL1

3-TERMINAL POSITIVE VOLTAGE REGULATOR

Japan Radio Corporation  

NJM7800S

■ THERMAL CHARACTERISTICS

PARAMETER

SYMBOL

VALUE

UNIT

Junction-to-Ambient

Thermal Resistance

θja

105(*1)

40(*2)

C/W

Junction-to-Top of Package

Characterization Parameter

Ψjt

17(*1)

12(*2)

C/W

(*1) Mounted on glass epoxy board. (76.2114.31.6mm:EIA/JDEC standard size, 2Layers, copper area 100mm2)

(*2) Mounted on glass epoxy board. (76.2114.31.6mm:EIA/JDEC standard size, 4Layers)

(4Layers inner foil: 74.274.2mm applying a thermal via hole to a board based on JEDEC standard JESD51-5)

■ POWER DISSIPATION vs. AMBIENT TEMPERATURE

3500

3000

NJM7800SDL1 (TO-252-3)

Power Dissipation

(Topr=-40ºC to +125ºC, Tj=150ºC)

on 4 Layers Board

2500

2000

1500

1000

on 2 Layers Board

500

0

-50 -25

0

25

50

75 100 125 150

Temperature : Ta [ºC]

(*1) Mounted on glass epoxy board. (76.2114.31.6mm:EIA/JDEC standard size, 2Layers, copper area 100mm2)

(*2) Mounted on glass epoxy board. (76.2114.31.6mm:EIA/JDEC standard size, 4Layers)

(4Layers inner foil: 74.2 74.2mm applying a thermal via hole to a board based on JEDEC standard JESD51-5)

Ver.2016-01-08

-5-

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