Allegro Microsystems Through Hole Hall Effect Sensor, SIP, 3-Pin

Bulk discount available

Subtotal (1 pack of 5 units)*

£4.46

(exc. VAT)

£5.35

(inc. VAT)

Add to Basket
Select or type quantity
In Stock
  • Plus 440 unit(s) shipping from 23 October 2025
  • Plus 180 unit(s) shipping from 23 October 2025
  • Plus 1,680 unit(s) shipping from 30 October 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
Per Pack*
5 - 20£0.892£4.46
25 - 95£0.70£3.50
100 - 245£0.578£2.89
250 - 495£0.514£2.57
500 +£0.504£2.52

*price indicative

Packaging Options:
RS Stock No.:
724-4676
Mfr. Part No.:
A1220LUA-T
Brand:
Allegro Microsystems
Find similar products by selecting one or more attributes.
Select all

Brand

Allegro Microsystems

Sensor Type

Hall Effect Sensors

Mounting Type

Through Hole

Magnetic Type

Bipolar

Maximum Operating Supply Voltage

24 V

Minimum Operating Supply Voltage

3 V

Package Type

SIP

Pin Count

3

Maximum Operating Temperature

+150 °C

Minimum Operating Temperature

-40 °C

A1220/1/2/3 Chopper Stabilised Hall Effect Latches, Allegro Microsystems


The Allegro Microsystems A1220, A1221, A1222, and A1223 Hall-effect Latches include a voltage regulator, Hall voltage generator, small-signal amplifier, chopper stabilisation and Schmitt trigger. They are also short circuit protected open-drain output to sink up to 25 mA.

A south pole turns on the output and a north pole turns off the output.

The voltage regulator permits operation with supply voltages of 3 V to 24 V.

Available in two package styles; 3-pin SOT23W for surface-mounting and a three-pin ultra-mini SIP for through-hole mounting.

AEC-Q100 automotive qualified
Symmetrical latch switchpoints
Resistant to physical stress
Superior temperature stability
Output short circuit protection
Operation from unregulated supply down to 3 V
Reverse battery protection


Hall Effect Sensors, Allegro MicroSystems

Related links