參數(shù)資料
型號(hào)： A3281
廠商： Allegro MicroSystems, Inc.
英文描述： Chopper-Stabilized, Precision Hall Effect Latch(斬波穩(wěn)定，精密霍爾效應(yīng)鎖存器)
中文描述： 斬波穩(wěn)定，精密霍爾效應(yīng)鎖存（斬波穩(wěn)定，精密霍爾效應(yīng)鎖存器）
文件頁(yè)數(shù)： 3/12頁(yè)
文件大小： 197K
代理商： A3281
3280, 3281,
AND
3283
CHOPPER-STABILIZED,
PRECISION
HALL-EFFECT LATCHES
www.allegromicro.com
3
Part Numbers
1
A3280
A3281
A3283
Characteristic
Test Conditions
Min.
Typ.
Max.
Min.
Typ.
Max.
Min.
Typ.
Max.
Units
Operate Point, B
OP
at T
A
= +25
°
C and T
A
= max.
5.0
22
40
15
50
90
100
150
180
G
at T
A
= -40
°
C
5.0
–
40
15
–
90
100
–
200
G
Release Point, B
RP
at T
A
= +25
°
C and T
A
= max.
-40
-23
-5.0
-90
-50
-15
-180
-150
-100
G
at T
A
= -40
°
C
-40
–
-5.0
-90
–
-15
-200
–
-100
G
Hysteresis, B
hys
(B
OP
- B
RP
)
at T
A
= +25
°
C and T
A
= max.
10
45
80
30
100
180
–
300
360
G
at T
A
= -40
°
C
–
–
80
–
–
180
–
–
400
G
NOTES:1. Complete part number includes a suffix to identify operating temperature range (E or L) and
package type (LH, LT, or UA).
2. As used here, negative flux densities are defined as less than zero (algebraic convention) and -50 G is less than +10 G.
3. Typical Data is at T
A
= +25
°
C and V
CC
= 12 V and is for design information only.
Limits
Characteristic
Symbol
Test Conditions
Min.
Typ.
Max.
Units
Supply Voltage Range
V
CC
Operating, T
J
< 170
°
C
1
4.2
–
24
V
Output Leakage Current
I
OFF
V
OUT
= 24 V, B < B
RP
–
–
10
μ
A
Output Saturation Voltage
V
OUT(SAT)
I
OUT
= 20 mA, B > B
OP
–
185
500
mV
Output Current Limit
I
OM
B > B
OP
30
–
60
mA
Power-On Time
t
po
V
CC
> 4.2 V
–
–
50
μ
s
Chopping Frequency
f
C
–
340
–
kHz
Output Rise Time
t
r
R
L
= 820
, C
L
= 20 pF
–
0.2
2.0
μ
s
Output Fall Time
t
f
R
L
= 820
, C
L
= 20 pF
–
0.1
2.0
μ
s
Supply Current
I
CC
B < B
RP
, V
CC
= 12 V
–
3.0
8.0
mA
B > B
OP
, V
CC
= 12 V
–
4.0
8.0
mA
Reverse Battery Current
I
CC
V
RCC
= -30 V
–
–
-5.0
mA
Zener Voltage
V
Z
+ V
D
I
CC
= 15 mA, T
A
= 25
°
C
28
32
37
V
Zener Impedance
z
z
+ z
D
I
CC
= 15 mA, T
A
= 25
°
C
–
50
–
NOTES:1. Maximum voltage must be adjusted for power dissipation and junction temperature.
2. B
OP
= operate point (output turns on); B
RP
= release point (output turns off).
3. Typical Data is at T
A
= +25
°
C and V
CC
= 12 V and is for design information only.
ELECTRICAL CHARACTERISTICS over operating temperature range.
MAGNETIC CHARACTERISTICS over operating supply voltage range.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
A3281ELH 制造商:ALLEGRO 制造商全稱(chēng):Allegro MicroSystems 功能描述:HALL-EFFECT LATCHES FOR HIGH-TEMPERATURE OPERATION
A3281ELH 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:CHOPPER-STABILIZED， PRECISION HALL-EFFECT LATCHES
A3281ELHLT 功能描述:IC SWITCH HALL EFFECT SOT-23W RoHS:否 類(lèi)別:傳感器，轉(zhuǎn)換器 >> 磁性 - 霍爾效應(yīng)，數(shù)字式開(kāi)關(guān)，線性，羅盤(pán) (IC) 系列:- 標(biāo)準(zhǔn)包裝:1 系列:- 傳感范圍:20mT ~ 80mT 類(lèi)型:旋轉(zhuǎn) 電源電壓:4.5 V ~ 5.5 V 電流 - 電源:15mA 電流 - 輸出（最大）:- 輸出類(lèi)型:數(shù)字式，PWM，8.5 位串行 特點(diǎn):可編程 工作溫度:-40°C ~ 150°C 封裝/外殼:20-SSOP（0.209"，5.30mm 寬） 供應(yīng)商設(shè)備封裝:20-SSOP 包裝:Digi-Reel® 其它名稱(chēng):AS5132-HSST-500DKR
A3281ELHLT-T 功能描述:IC SWITCH HALL EFFECT SOT-23W RoHS:是 類(lèi)別:傳感器，轉(zhuǎn)換器 >> 磁性 - 霍爾效應(yīng)，數(shù)字式開(kāi)關(guān)，線性，羅盤(pán) (IC) 系列:- 標(biāo)準(zhǔn)包裝:1 系列:- 傳感范圍:20mT ~ 80mT 類(lèi)型:旋轉(zhuǎn) 電源電壓:4.5 V ~ 5.5 V 電流 - 電源:15mA 電流 - 輸出（最大）:- 輸出類(lèi)型:數(shù)字式，PWM，8.5 位串行 特點(diǎn):可編程 工作溫度:-40°C ~ 150°C 封裝/外殼:20-SSOP（0.209"，5.30mm 寬） 供應(yīng)商設(shè)備封裝:20-SSOP 包裝:Digi-Reel® 其它名稱(chēng):AS5132-HSST-500DKR
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