A1212LLHLT-T Allegro Microsystems Inc, A1212LLHLT-T Datasheet - Page 10

• Manufacturer Part Number: A1212LLHLT-T
• Description: IC LATCH HALL EFFECT SOT23W
• Manufacturer: Allegro Microsystems Inc
• Type: Bipolar Latchr

Specifications of A1212LLHLT-T

• Sensing Range: 175G Trip, -175G Release
• Voltage - Supply: 3.8 V ~ 24 V
• Current - Supply: 7.5mA
• Current - Output (max): 25mA
• Output Type: Digital, Open Drain
• Operating Temperature: -40°C ~ 150°C
• Package / Case: SOT-23W
• Operate Point Typ: 175G
• Termination Type: SMD
• No. Of Pins: 3
• Hall Effect Type: Latching
• Supply Voltage Min: 3.8V
• Operating Temperature Max: 150°C
• Peak Reflow Compatible (260 C): Yes
• Supply Voltage: 24V
• Filter Terminals: SMD
• Rohs Compliant: Yes
• Leaded Process Compatible: Yes
• Operating Temperature Min: -40°C
• Output Current: 20mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 620-1017-2

A1210, A1211,
A1212, A1213,
and
ADDITIONAL APPLICATIONS INFORMATION
Extensive applications information for Hall-effect devices is
available in:
• Hall-Effect IC Applications Guide, Application Note 27701
• Hall-Effect Devices: Gluing, Potting, Encapsulating, Lead
Welding and Lead Forming, Application Note 27703.1
• Soldering Methods for Allegro’s Products – SMT and Through-
Hole, Application Note 26009
All are provided in Allegro Electronic Data Book, AMS-702,
and the Allegro Web site, www.allegromicro.com.
Figure 2. Continuous-Time Application, B < B
Position 1, power is applied to the device. Position 2, the output assumes the correct state at a time prior to the maximum Power-On Time, t
The case shown is where the correct output state is HIGH . Position 3, t
valid, a control unit reads the output. Position 5, power is removed from the device.
A1214
V
V
OUT
CC
1
RP
.. This figure illustrates the use of a quick cycle for chopping V
2
t
PO(max)
PO(max)
3
has elapsed. The device output is valid. Position 4, after the output is
Continuous-Time Latch Family
Output Sampled
4
5
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
CC
in order to conserve battery power.
t
t
PO(max)
.
10