NJM2386 データシートの表示（PDF） - Japan Radio Corporation

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NJM2386

LOW DROPOUT VOLTAGE REGULATOR WITH ON/OFF CONTROL

Japan Radio Corporation  

NJM2386/88

! THERMAL CHARACTERISTICS

Thermal Resistance

Junction-to-Ambient Temperature

Junction to case

θja

θjc

NJM2386

(TO-252-5)

125

12.5

NJM2388

(TO-220F-4)

60

5

°C/W

! POWER DISSIPATION vs. AMBIENT TEMPERATURE

NJM2386DL2

(Topr=-40~+85°C,Tj=~+150°C,PD=10W(TC≤25°C),PD=1W(Ta≤25°C))

12

10

8

θHS=5°C/W

6

θHS=10°C/W

θHS=20°C/W

4

Infinuit Heat Sink

2

Without Heat Sink

0

-50

-25

0

25

50

Ambient Temperature Ta(°C)

75

100

NJM2388F

(Topr=-40~+85°C,Tj=~+150°C,PD=18W(TC<50°C))

20

18

16

Infinuit Heat Sink

14

12

10

8

6

4

Without Heat Sink

2

0

-50

-25

0

25

50

Ambient Temperature Ta(°C)

75

100

! TEST CIRCUIT

VIN

VOUT

NJM2386/88

GND

VIN

+

0.33µF

IQ A

Control

A IC

VC

+

22µF

A Io

V Vo

RL

Ver.2004-06-21

-3-

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