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PDF A3422 Data sheet ( Hoja de datos )
| Número de pieza | A3422 | |
| Descripción | Hall Effect Direction Detection Sensor IC | |
| Fabricantes | Allegro MicroSystems | |
| Logotipo |  |
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A3422
Hall Effect Direction Detection Sensor IC
Last Time Buy
These parts are in production but have been determined to be
LAST TIME BUY. This classification indicates that the product is
obsolete and notice has been given. Sale of this device is currently
restricted to existing customer applications. The device should not be
purchased for new design applications because of obsolescence in the
near future. Samples are no longer available.
Date of status change: May 4, 2009
Deadline for receipt of LAST TIME BUY orders: November 4, 2009
Recommended Substitutions:
For existing customer transition, and for new customers or new appli-
cations, refer to the A3423.
NOTE: For detailed information on purchasing options, contact your
local Allegro field applications engineer or sales representative.
Allegro MicroSystems, Inc. reserves the right to make, from time to time, revisions to the anticipated product life cycle plan
for a product to accommodate changes in production capabilities, alternative product availabilities, or market demand. The
information included herein is believed to be accurate and reliable. However, Allegro MicroSystems, Inc. assumes no respon-
sibility for its use; nor for any infringements of patents or other rights of third parties which may result from its use.
1 page  
3422
HALL-EFFECT,
DIRECTION-DETECTION
SENSOR IC
MAGNETIC CHARACTERISTICS over operating voltage range.
Characteristic
Operate Point
Release Point3
Hysteresis
Operate Differential
Release Differential
Symbol
BOP
BRP
Bhys
—
—
Test Conditions
TA = -40°C
TA = +25°C
TA = Maximum
TA = -40°C
TA = +25°C
TA = Maximum
TA = -40°C
TA = +25°C
TA = Maximum
BOP1 - BOP2
BRP1 - BRP2
Min.
—
—
—
-85
-75
-75
10
10
10
—
—
Limits
Typ. Max.
— 85
29 75
— 75
——
-17 —
——
——
46 —
——
— ±60
— ±60
Units
G
G
G
G
G
G
G
G
G
G
G
ux density is measured at most sensitive area of device,
nominally located 0.0165” (0.42 mm) below the branded face of the package.
2.
Typical
Data
is
at
VCC
=
12
V
and
TA
=
+25°C
and is for design information only.
ned as less than zero (algebraic convention).
Typical Magnetic Characteristics
50
40
30
20
10
0
-10
-20
-30
-40
-50
-50
V CC= 8 V
OPERATE POINT
RELEASE POINT
-25 0 25 50 75 100 125 150
AMBIENT TEMPERATURE IN °C
Dwg. GH-026-1
100
80 V CC= 8 V
60
40
20
0
-50 -25 0
25 50 75 100 125 150
AMBIENT TEMPERATURE IN °C
Dwg. GH-051-1
, Box 15036
4 Worcester, Massachusetts 01615-0036 (508) 853-5000
5 Page 
3422
HALL-EFFECT,
DIRECTION-DETECTION
SENSOR IC
The products described herein are manufactured under one or more of
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Allegro MicroSystems, Inc. reserves the right to make, from time to time,
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The information included herein is believed to be accurate and reliable.
However, Allegro MicroSystems, Inc. assumes no responsibility for its use;
nreosruflot rfraonmy iintsfruinsge.ements of patents or other rights of third parties that may
, Box 15036
10 Worcester, Massachusetts 01615-0036 (508) 853-5000
11 Page | ||
| Páginas | Total 11 Páginas | |
| PDF Descargar | [ Datasheet A3422.PDF ] | |
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