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

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T2117-3AS

Zero-voltage Switch with Adjustable Ramp

Atmel Corporation 

Electrical Characteristics (Continued)

-VS = 8.8 V, Tamb = 25°C, reference point pin 7, unless otherwise specified

Parameters

Test Conditions

Pin Symbol

Min.

Typ.

Max.

Unit

Threshold internal

reference

V3 = 0 V

4

-VRef

1.4

V

Ramp Generator, Figure 1 on page 2

-IS = 1 mA

Isync = 1 mA

Period

C1 = 100 µF

1

T

1.5

s

C2 = 2.2 µF

R4 = 100 kW

Final voltage

1

-V1

1.2

1.6

2.0

V

Initial voltage

1

-V1

7.2

7.6

8.0

V

Charge current

V2 = -VS, I8 = -1 mA

2

-I2

14

20

26

µA

Applications

Figure 9. Power Blinking Switch with f » 2.7 Hz, Duty Cycle 1:1, Power Range 0.5 to 2.2 kW

L

VM = 230 V ~

0.5 ...

2.2 kW

100 nF/

250 V ~

82 W

N

270 kW

56 W

18 kW/

1.5 W

8

7

6

5

T2117

1

2

150 kW

47 µF/ 16V

3

4

110 kW

0.47 µF/

10 V

8 T2117

4768A–INDCO–11/03

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