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参数资料
| 型号： | A3144ELTTR |
| 元件分类： | 模拟信号调理 |
| 英文描述： | SPECIALTY ANALOG CIRCUIT, PSSO3 |
| 封装： | TO-243AA, SOT-89, 3 PIN |
| 文件页数： | 3/9页 |
| 文件大小： | 759K |
| 代理商： | A3144ELTTR |
3121, 3122, AND 3123
HALL-EFFECT SWITCHES
FOR HIGH-TEMPERATURE
OPERATION
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000
2
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
A
Supply Current
I
CC
B < B
RP
(Output OFF)
—
4.6
9.0mA
Output Rise Time
t
r
R
L
= 820
, C
L
= 20 pF
—
0.04
2.0
s
Output Fall Time
t
f
R
L
= 820
, C
L
= 20 pF
—
0.18
2.0
s
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 or -UA).
VCC
X
REG.
Dwg. FH-005-2
GROUND
OUTPUT
3
2
1
Copyright 1992, 2002 Allegro MicroSystems, Inc.
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相关代理商/技术参数 |
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|---|---|
| A3144EU | 制造商:ALLEGRO 制造商全称:Allegro MicroSystems 功能描述:SENSITIVE HALL-EFFECT SWITCHES FOR HIGH-TEMPERATURE OPERATION |
| A3144EUA | 制造商:Allegro MicroSystems LLC 功能描述:Hall Effect Sensor 25mA Monolithic 5V/9V/12V/15V/18V 3-Pin Ultra Mini SIP Bulk |
| A3144LLL | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Hall-Effect Switch |
| A3144LLT | 制造商:ALLEGRO 制造商全称:Allegro MicroSystems 功能描述:SENSITIVE HALL-EFFECT SWITCHES FOR HIGH-TEMPERATURE OPERATION |
| A3144-LT | 制造商:ALLEGRO 制造商全称:Allegro MicroSystems 功能描述:SENSITIVE HALL-EFFECT SWITCHES FOR HIGH-TEMPERATURE OPERATION |
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