Io=1A,Vin=27V, eSOIC8 Linear Regulator IC

NR301E

SANKEN ELECTRIC CO., LTD.

Sep/19/2013

Rev.1.0

8

http://www.sanken-ele.co.jp

Allowable package power dissipation

Note:

*The power dissipation is calculated at the junction temperature 125 °C

Pattern Design

0

0.2

0.4

0.6

0.8

1

1.2

1.4

1.6

-25

0

25

50

75

100

125

周囲温度 Ta [℃ ]

Ambient Temperature

0.61 (0.024)

1.27 (0.050)

2.35 (0.092)

5.40 (0.213)

3.37(0.133)

1.60 (0.063)

VIN

Vo

Vc

Adj

GND

C1

C2

R3

R1-1

R1-2

R2

NR301E

GND

copper area : 25×25mm

Glass-epoxy board mounting in a

30×30mm

Note:

Size of the PCB is about

28mm×40mm t=1.6mm

(

thickness=35μm)

Note:

1) Dimension is in millimeters,

dimension in bracket is in inches.

2) Drawing is not to scale.

Front side(

Back side(Ground plain)