NJM3548 Просмотр технического описания (PDF) - Japan Radio Corporation

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Компоненты Описание

производитель

NJM3548

UNIVERSAL SOURCE DRIVER

Japan Radio Corporation  

+ 5V

R1

TTL,

LS-TTL,

CMOS

5 kΩ

R2

NJM3548

2

Input

µP,

controller

Error 1

To logic Voltage reference

QS

R

Thermal

protection

Short-circuit to

GND protection

hShort-circuit to

Vcc detection

Open circuit

detection

NJM3548

4

Vcc

Supply voltage

+45 V max.

+

6.8 µF

5

Output

Load

3

GND

Figure 11. Typical application. Pin numbers refer to TO 220 package

Maximum allowable power dissipation [W]

TO 220 Package

6

5

b

c

4

*

3

a

2

1

0

-40 -20 0 20 40 60 80 100 120 140

Temperature [°C]

a.

Ambient

temperature.

No

heatsink.

Rth

J-A

=60°C/W.

b.

Mounted

on

heatsink.

Rth

J-A

=20°C/W

@

4W.

c. Case temperature. Rth J-C=5°C/W.

Figure 12. Maximum allowable power

dissipation. TO 220 package

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