ADE7760 Ver la hoja de datos (PDF) - Analog Devices

Número de pieza

componentes Descripción

Fabricante

ADE7760

Energy Metering IC with On-Chip Fault Detection

Analog Devices 

ADE7760

TYPICAL PERFORMANCE CHARACTERISTICS

1.0 PF = 1

0.8 ON-CHIP REFERENCE

0.6

–40°C

0.4

+25°C

0.2

0

–0.2

+85°C

–0.4

–0.6

–0.8

–1.0

0.1

1.0

10.0

CURRENT (% of Full Scale)

100.0

Figure 4. Active Power Error as a Percentage of Reading with

Internal Reference

1.5 PF = 0.5

ON-CHIP REFERENCE

1.0

–40°C; PF = 0.5

0.5

+25°C; PF = 1

0

+85°C; PF = 0.5

+25°C; PF = 0.5

–0.5

1.0 PF = 1

0.8 ON-CHIP REFERENCE

5.25V

0.6

0.4

0.2

0

5.00V

–0.2

–0.4

4.75V

–0.6

–0.8

–1.0

0.1

1.0

10.0

CURRENT (% of Full Scale)

100.0

Figure 6. Active Power Error as a Percentage of Reading over

Power Supply with Internal Reference

–1.0

0.1

1.0

10.0

CURRENT (% of Full Scale)

100.0

Figure 5. Active Power Error as a Percentage of Reading over

Power Factor with Internal Reference

VDD

220V

10µF +

40A TO 80mA

I

1kΩ

RB 33nF

RB

RB = 18Ω

1kΩ

33nF

1kΩ

33nF

1kΩ

33nF

1MΩ

1kΩ 33nF

100nF

1

VDD

2 V1A

ADE7760

2kΩ

CF 18

PS2501-1

1

4

TO FREQ.

COUNTER

2

3

3 V1B

4 V1N

FAULT 15

RCLKIN 14

2kΩ

6.2kΩ

10kΩ

5 V2N

S0 12

S1 11

SCF 10

6 V2P

REFIN/OUT 9

INT AGND DGND

100nF

13

8

17

+ 10µF

Figure 7. Test Circuit for Performances Curves

Rev. 0 | Page 10 of 24

Share Link: