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参数资料
| 型号： | A3122ELT |
| 厂商： | SANKEN ELECTRIC CO LTD |
| 元件分类： | 模拟信号调理 |
| 英文描述： | SPECIALTY ANALOG CIRCUIT, PSSO3 |
| 封装： | MINIATURE, TO-243AA, SOT-89, 3 PIN |
| 文件页数： | 2/8页 |
| 文件大小： | 139K |
| 代理商： | A3122ELT |
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
140
400
mV
Output Leakage Current
I
OFF
V
OUT
= 24 V, B < B
RP
<1.0
10
A
Supply Current
I
CC
B < B
RP
(Output OFF)
4.6
9.0
mA
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
250
350
450
280
340
400
250
345
440
over operating temp. range
220
350
500
260
340
430
230
345
470
B
RP
at T
A = 25°C
125
245
380
140
235
330
180
240
300
over operating temp. range
80
245
410
120
235
360
160
240
330
B
hys
at T
A = 25°C
70
105
140
70
105
140
70
105
140
over operating temp. range
60
105
150
70
105
140
70
105
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.
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相关代理商/技术参数 |
参数描述 |
|---|---|
| A3122E-LT | 制造商:未知厂家 制造商全称:未知厂家 功能描述: |
| A3122ELTTR | 制造商:Allegro MicroSystems 功能描述:Hall Effect Sensor 25mA Unipolar 5V/9V/12V/15V/18V 4-Pin(3+Tab) SOT-89 T/R |
| A3122EU | 制造商:ALLEGRO 制造商全称:Allegro MicroSystems 功能描述:HALL-EFFECT SWITCHES FOR HIGH-TEMPERATURE OPERATION |
| A3122EUA | 制造商:Allegro MicroSystems 功能描述:Hall Effect Sensor 25mA Unipolar 5V/9V/12V/15V/18V 3-Pin Ultra Mini SIP Bulk |
| A3122LLL | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Hall-Effect Switch |
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