Electronic Components Datasheet Search
  English  ▼

Delete All
ON OFF
ALLDATASHEET.COM

X  

Preview PDF Download HTML

3121 Datasheet(PDF) 2 Page - Allegro MicroSystems

Part No. 3121
Description  HALL-EFFECT SWITCHES FOR HIGH-TEMPERATURE OPERATION
Download  8 Pages
Scroll/Zoom Zoom In 100% Zoom Out
Maker  ALLEGRO [Allegro MicroSystems]
Homepage  http://www.allegromicro.com
Logo 

3121 Datasheet(HTML) 2 Page - Allegro MicroSystems

   
Zoom Inzoom in Zoom Outzoom out
 2 / 8 page
background image
3121, 3122, AND 3123
HALL-EFFECT SWITCHES
FOR HIGH-TEMPERATURE
OPERATION
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000
FUNCTIONAL BLOCK DIAGRAM
Limits
Characteristic
Symbol
Test Conditions
Min.
Typ.
Max.
Units
Supply Voltage
V
CC
Operating
4.5
24
V
Output Saturation Voltage
V
OUT(SAT)
I
OUT
= 20 mA, B > B
OP
14040
0 mV
Output Leakage Current
I
OFF
V
OUT
= 24 V, B < B
RP
<1.010
µA
Supply Current
I
CC
B < B
RP
(Output OFF)
4.6
9.0mA
Output Rise Time
t
r
R
L
= 820
Ω, C
L
= 20 pF
0.04
2.0
µs
Output Fall Time
t
f
R
L
= 820
Ω, C
L
= 20 pF
0.18
2.0
µs
ELECTRICAL CHARACTERISTICS over operating temperature range, at V
CC
= 12 V.
MAGNETIC CHARACTERISTICS in gauss over operating supply voltage range.
Part Numbers*
A3121
A3122
A3123
Characteristic
Min.
Typ.
Max.
Min.
Typ.
Max.
Min.
Typ.
Max
B
OP
at T
A = 25°C
250350450
28034040
0
250345
440
over operating temp. range
22035050
0
260340430
230345
470
B
RP
at T
A = 25°C
125
245
380
140235
330
18024030
0
over operating temp. range
80245
410
120235
360
160240330
B
hys
at T
A = 25°C
7010
5
140
7010
5
140
7010
5
140
over operating temp. range
6010
5
150
7010
5
140
7010
5
140
NOTES: Typical values are at T
A = +25°C and VCC = 12 V.
B
OP = operate point (output turns ON); BRP = release point (output turns OFF); Bhys = hysteresis (BOP - BRP).
*Complete part number includes a suffix to identify operating temperature range (E- or L-) and package type ( -LT, -U, or -UA).
VCC
X
REG.
Dwg. FH-005-2
GROUND
OUTPUT
3
2
1
Copyright © 1992, 1999, Allegro MicroSystems, Inc.


Html Pages

1  2  3  4  5  6  7  8 


Datasheet Download




Link URL




Privacy Policy
ALLDATASHEET.COM
Does ALLDATASHEET help your business so far?  [ DONATE ]  

About Alldatasheet   |   Advertisement   |   Datasheet Upload   |   Contact us   |   Privacy Policy   |   Alldatasheet API   |   Link Exchange   |   Manufacturer List
All Rights Reserved© Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn