T2117-3AS Просмотр технического описания (PDF) - Atmel Corporation

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Компоненты Описание

производитель

T2117-3AS

Zero-voltage Switch with Adjustable Ramp

Atmel Corporation 

Figure 1. Block Diagram with Typical Circuit, Period Group Control 0 to 100%

C2

2.2 µF/

10 V

R4

100 kW

R5

12 kW

max

100 kW

min

R6

18 kW

L

D1

220 kW

(250 V~)

R2

R1

(Rsync)

18 kW/

2W

Load

1000 W

2

8

1

Ramp

generator

Synchronization

-VS

5

Supply

7

GND

C1

100 µF/

16 V

VM = 230 V~

MT2

3

+

4+

Full-wave logic

- Comparator

6

Pulse

amplifier

100 W

R3

MT1

Reference voltage

1.4 V

T2117

N

Pin Configuration

Figure 2. Pinning DIP8/SO8

RAMP 1

8 VSYNC

CRAMP 2

POSIN 3

T2117

7 GND

6 OUTPUT

NEGIN 4

5 VS

Pin Description

Pin

Symbol

1

RAMP

2

CRAMP

3

POSIN

4

NEGIN

5

VS

6

OUTPUT

7

GND

8

VSYNC

Function

Ramp output

Ramp capacitor

Non-inverting comparator input

Inverting comparator input

Supply voltage

Trigger pulse output

Ground

Voltage synchronization

2 T2117

4768A–INDCO–11/03

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