A1242LLHLT-I2-T Allegro Microsystems Inc, A1242LLHLT-I2-T Datasheet - Page 5
![IC LATCH HALL EFFECT SOT-23W](/photos/19/49/194943/620-sot-23w_sml.jpg)
A1242LLHLT-I2-T
Manufacturer Part Number
A1242LLHLT-I2-T
Description
IC LATCH HALL EFFECT SOT-23W
Manufacturer
Allegro Microsystems Inc
Type
Unipolar Switchr
Datasheet
1.A1242ELHLT-I1-T.pdf
(12 pages)
Specifications of A1242LLHLT-I2-T
Package / Case
SOT-23W
Sensing Range
80G Trip, -80G Release
Voltage - Supply
3.5 V ~ 24 V
Current - Supply
6.9mA
Output Type
Digital, Open Drain
Features
Regulated Voltage
Operating Temperature
-40°C ~ 150°C
Peak Reflow Compatible (260 C)
Yes
Termination Type
SMD
Supply Voltage Max
24V
No. Of Pins
3
Hall Effect Type
Latching
Supply Voltage Min
3.5V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Output (max)
-
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
A1242
THERMAL CHARACTERISTICS
Package Thermal Resistance
*Additional information available on the Allegro Web site.
Characteristic
1900
1800
1700
1600
1500
1400
1300
1200
1100
1000
900
800
700
600
500
400
300
200
100
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
may require derating at maximum conditions, see application information
9
8
7
6
5
4
3
2
0
20
Power Dissipation versus Ambient Temperature
20
Minimum-K PCB, Package UA
(R
Minimum-K PCB, Package LH
(R
Low-K PCB, Package LH
(R
Symbol
Min-K PCB, Package LH
(R
Two-Wire Chopper-Stabilized Hall Effect Latch
R
JA
JA
JA
JA
θJA
40
= 165 °C/W)
= 228 °C/W)
= 110 °C/W)
40
= 228 °C/W)
60
60
T
Package LH, minimum-K PCB (single layer, single-sided with
copper limited to solder pads)
Package LH, low-K PCB (single layer, double-sided with
0.926 in
Package UA, minimum-K PCB (single layer, single-sided with
copper limited to solder pads)
J(max)
Power Derating Curve
Low-K PCB, Package LH
(R
Temperature (°C)
80
Temperature (°C)
80
JA
Min-K PCB, Package UA
(R
= 165°C; I
2
= 110 °C/W)
JA
copper area)
100
= 165 °C/W)
100
CC
120
120
= I
Test Conditions*
CC(max)
140
140
160
160
180
180
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
V
V
CC(max)
CC(min)
Value Units
228
110
165
ºC/W
ºC/W
ºC/W
4