®

MPY100

12

FIGURE 14. Sine Function Generator

MPY100

Y

2

Y

1

X

2

X

1

Z

1

Z

2

Out

V

O = 10 sin 9V1

10k

Ω

5.715k

Ω

MPY100

Y

2

Y

1

X

2

X

1

Z

1

Z

2

Out

V

1

71.548k

Ω

23.165k

Ω

10k

Ω

(–10V

≤ V

1 ≤ +10V, and 1V = 9°)

FIGURE 15. Single-Phase Instantaneous and Real Power

Measurement.

Y

X

XY

10

Instantaneous

Power

Real Power

(

∝γ/10)(E

irmsILrms cos

)

∝ =R

5/(R4 +R5)

γ =(–R

1R3)/R2

R

2

R

1

Load

R

4

e

i

e

i(t) =

2 E

irms Sin ωt

i

L(t) =

2 I

Lrms Sin (ωt +

)

I

L

∝e

i

γi

L

R

5

R

3

θ

θ

The information provided herein is believed to be reliable; however, BURR-BROWN assumes no responsibility for inaccuracies or omissions. BURR-BROWN

assumes no responsibility for the use of this information, and all use of such information shall be entirely at the user’s own risk. Prices and specifications are subject

to change without notice. No patent rights or licenses to any of the circuits described herein are implied or granted to any third party. BURR-BROWN does not

authorize or warrant any BURR-BROWN product for use in life support devices and/or systems.