—2—

DM-111A

Equivalent Circuit

Introduction

1) Power supplying pin output pin

2) Sensitive direction vs. Midpoint potential

magnetic field revolves.

magnetic field revolves.

1

23

12

3

max

min

H

θ

1

2

3

12 3

111A

c

d

b

a

e

a

b

c

d

e

Direction of Magnetic-

flux

Incidence

Sensitive

Non-sensitive

Direction of Magnetic-

flux

Incidence

Midpoint potential

Hs

2

H

Useful Region

Changes occur to the output voltage at the saturation region

of V-H curve according to the direction of magnetic flux.

These changes provide for the operation.

• With one rotation of magnetic flux, signals for 2 periods are

obtained.