TL494CN Просмотр технического описания (PDF) - Motorola => Freescale

Номер в каталоге

Компоненты Описание

производитель

TL494CN

SWITCHMODE PULSE WIDTH MODULATION CONTROL CIRCUIT

Motorola => Freescale 

Figure 10. Error–Amplifier Characteristics

TL494

Figure 11. Deadtime and Feedback Control Circuit

Vin

Vref

Error Amplifier

+ Under Test

–

+

–

Other Error

Amplifier

Feedback

Terminal

(Pin 3)

Test

Inputs

50k

VCC = 15V

VCC

Deadtime

Feedback

RT

CT

(+)

(–) Error

(+)

(–)

Output

Control

Gnd

150 150

2W 2W

C1

Output 1

E1

C2

Output 2

E2

Ref

Out

Figure 12. Common–Emitter Configuration

Test Circuit and Waveform

15V

Each

Output

Transistor

C

Q

E

RL

68

VC

CL

15pF

90%

VCC

10%

tr

90%

10%

tf

Figure 13. Emitter–Follower Configuration

Test Circuit and Waveform

Each

Output

Transistor

15V

C

Q

E

RL

68

VEE

CL

15pF

90%

10%

Gnd

tr

90%

VEE

10%

tf

MOTOROLA ANALOG IC DEVICE DATA

7

Share Link: