參數資料
型號: A1354KKT-T
廠商: Allegro Microsystems Inc
文件頁數: 5/23頁
文件大?。?/td> 540K
描述: IC SENSOR HALL EFFECT 4-SIP
產品培訓模塊: Current Sensor
標準包裝: 500
傳感范圍: 0.1% ~ 0.2%/G
類型: 線性場傳感器
電源電壓: 4.5 V ~ 16 V
電流 - 電源: 9mA
輸出類型: 數字式, PWM 編碼
特點: 高精度
工作溫度: -40°C ~ 125°C
封裝/外殼: 4-SIP
供應商設備封裝: 4-SIP
包裝: 散裝
產品目錄頁面: 1139 (CN2011-ZH PDF)
其它名稱: 620-1317
PROGRAMMING CHARACTERISTICS Valid over full operating voltage range and T
A
 = 25癈
 
, unless otherwise noted
Characteristics
Symbol
Test Conditions
Min.   Typ.   Max.   Unit
1
PRE-PROGRAMMING TARGET
2
Pre-Programming Quiescent Duty Cycle
Output
D
(Q)PRE
B = 0 G

50

%
Pre-Programming Sensitivity
Sens
PRE
    0.08    
%/G
Pre-Programming PWM Output Carrier
Frequency
f
PWMPRE
    150    
Hz
QUIESCENT DUTY CYCLE PROGRAMMING
Initial Quiescent Duty Cycle Output
3
D
(Q)UNIinit
Unipolar device, B = 0 G

20

%
D
(Q)BIinit
Bipolar device, B = 0 G
   D
(Q)PRE

%
Guaranteed Quiescent Duty Cycle
Programming Range
4
D
(Q)UNI
Unipolar device, B = 0 G
10

30
%
D
(Q)BI
Bipolar device, B = 0 G
40

60
%
Quiescent Duty Cycle Output
5
 
Programming Bits
Coarse (range programming)

1

bit
Fine (value adjustment)

9

bit
Average Quiescent Duty Cycle Output
Step Size
6,7
Step
D(Q)
0.055   0.075   0.095    %
Quiescent Duty Cycle Output
Programming Resolution
8
Err
PGD(Q)

Step
D(Q)
??.5

%
SENSITIVITY PROGRAMMING
Initial Sensitivity
Sens
init
   Sens
PRE

%/G
Guaranteed Sensitivity Programming
Range
9
Sens
0.1

0.2    %/G
Sensitivity Programming Bits

8

bit
Average Sensitivity Step Size
6,7
Step
SENS
600    800    900    ?/G
Sensitivity Programming Resolution
8
Err
PGSENS

Step
SENS
??.5
    ?/G
CARRIER FREQUENCY PROGRAMMING
Initial Carrier Frequency
f
PWM(slow)init

19

Hz
f
PWM(fast)init
   f
PWMPRE

Hz
Guaranteed Carrier Frequency
Programming Range
9
f
PWM(slow)
12
    15.5    Hz
f
PWM(fast)
95
    115    Hz
Coarse Carrier Frequency Programming
Bits
10
Coarse (range programming)

1

bit
Fine (value adjustment)

4

bit
Average Carrier Frequency Step Size
6,7
Step
fPWM(slow)
0.5    0.8    1.1
Hz
Step
fPWM(fast)
4.5    6.4    8.3
Hz
Carrier Frequency Programming
Resolution
8
Err
PGfPWM

Step
fPWM
 
??.5

Hz
Continued on the next page&
High Precision 2-Wire Linear Hall Effect Sensor IC
with Pulse Width Modulated Output
A1354
4
Allegro MicroSystems, Inc.
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
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