3

Sensing and Internet of Things

Bipolar Hall-Effect Digital Position Sensor ICs:

SS41, SS41-L, SS41-T2, SS41-T3, SS41-S, SS41-SP

Figure 3. Maximum Supply Current Versus Temperature (Device Off) Figure 4. Current Sinking Ouptut Block Diagram

Figure 1. Operate/Release Point vs Temperature

Figure 2. Typical Supply Current (Device Off) at 25°C

Figure 5. Wiring Diagrams

Hall-effect

Sensor IC

Trigger

Circuit

and

Amplifier

Output (O)

Ground (-)

+

-

Relay

coil

2N3638

PNP

Transistor

100 mA

+

SCR

HI

LOW

Load

Sensor

IC

+

TRIAC

HI

LOW

Load

R

R

R

R

-

5 Vdc

TTL or

DTL Gate

+

-

R

47 Ohm

+

Load

AC

LED

Sensor

IC

Sensor

IC

Sensor

IC

Sensor

IC

5 Vdc

13 Vdc

PNP

Transistor

PNP

Transistor

10 Vdc

50 mA

2N2222

NPN

Transistor

Sensor

IC

5 Vdc

550 Ohm

R

100 Ohm

+5 Vdc

R

10 kOhm

R

47 Ohm

550 Ohm

R

4.7 kOhm

1.8 kOhm

R

1.2 kOhm

+10 Vdc

5 Vdc

+DC

+15 Vdc

5 Vdc

+15 Vdc

+13 Vdc

150 mA

R

750 Ohm

47 kOhm

+

Supply Voltage (V)

6

4

2

0

02468

10 12

24

-55

[-67]

Temperature (°C [°F])

0

[32]

25

[77]

85

[185]

125

[257]

150

[302]

-40

[-40]

11

10

9

8

7

6

5

4

3

-40

[-40]

Temperature (°C [°F])

0

[32]

25

[77]

85

[185]

125

[257]

-250

-200

-175

-150

-125

0

125

150

200

225

250

150

[302]

-225

175

Release min.

Operate max.