S494P データシートの表示（PDF） - AUK -> KODENSHI CORP

部品番号

コンポーネント説明

メーカー

S494P

Pulse Width Modulation

AUK -> KODENSHI CORP 

S494P

Test Circuit

Fig.1Error Amplifier Test Circuit

Fig.2 Current Limit sense Amplifier Test Circuit

+

1+

VIN

-

ERROR

2 -AMP

V3

V REF

16 +

ERROR

-AMP

15

Fig. 3 Common-Emitter Configuration

Test circuit and Waveform

Each output

Trans is tor

15V DC

68

C

Vc

15p F

E

90%

10%

Tr

90%

10%

Tf

1+

ERROR

V3

V REF

2 -AMP

+

16 +

V IN

ERROR

-AMP

-

15

Fig. 5 Dead-Time and Feedback Control

Test Circuit

Vcc=15V

TEST

Inputs

12

4 DEAD Vcc

3

TIME

FEED BACK

150

2W

8

C1

E1 9

12K

6

5

RT

CT

0.01uF

1

2

(+)

(-)

16 (+)

15 (-)

13 OUTPUT

C2

E2

11

10

REF 14

50K

CONTROL

OUT

7 GND

150

2W

OUTPUT1

OUTPUT2

Fig. 4 Emitter-Follower Configuration Test circuit and waveform Voltage waveform

Each output

Tr ans i s t or

15V DC

C

VE

68

15pF

90%

10%

GND

Tr

90%

10%

Tf

KSI-L010-000

6

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