Ricoh R3111x Series Instrukcja Użytkownika Pobierz pdf (Strona 24)

PACKAGE INFORMATION

PE-DFN(PLP)1010-4-071010

POWER DISSIPATION (DFN(PLP)1010-4)

This specification is at mounted on board. Power Dissipation (PD) depends on conditions of mounting on board.

This specification is based on the measurement at the condition below:

Measurement Conditions

Standard Land Pattern

Environment Mounting on Board (Wind velocity=0m/s)

Board Material Glass cloth epoxy plastic (Double sided)

Board Dimensions

40mm

× 40mm × 1.6mm

Copper Ratio Top side : Approx. 50% , Back side : Approx. 50%

Through-hole

φ0.54mm × 24pcs

Measurement Result (Topt=25°C, Tjmax=125°C)

Standard Land Pattern

Power Dissipation 400mW

Thermal Resistance

θja=(125−25°C)/0.4W=250°C/W

Thermal Resistance

θjc=67°C/W

0 50 10025 75 85 125 150

200

100

300

400

600

500

700

On Board

Ambient Temperature (°C)

Power Dissipation P

(mW)

Measurement Board Pattern

Power Dissipation

IC Mount Area (Unit : mm)

RECOMMENDED LAND PATTERN

0.25

0.40

0.65

0.48

3-C0.18

0.48

1.30

0.47

0.22

(Unit: mm)

1 2 ... 19 20 21 22 23 24 25 26 27 28 29 30 31

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Ricoh R3111x Series Instrukcja Użytkownika Strona 24

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