參數(shù)資料
型號: A1351KKTTN-T
元件分類: 磁阻傳感器
英文描述: MAGNETIC FIELD SENSOR-HALL EFFECT, 0.20-4.80V, RECTANGULAR, THROUGH HOLE MOUNT
封裝: LEAD FREE, PLASTIC, SIP-4
文件頁數(shù): 18/23頁
文件大?。?/td> 654K
代理商: A1351KKTTN-T
A1351
High Precision Linear Hall Effect Sensor IC
with a Push/Pull, Pulse Width Modulated Output
4
Allegro MicroSystems, Inc.
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
OPERATING CHARACTERISTICS (continued) valid over full operating temperature range, TA; CBYPASS = 0.1 μF, VCC = 5 V, unless otherwise specied
Continued on the next page…
Characteristic
Symbol
Test Conditions
Min.
Typ.
Max.
Units
Quiescent Duty Cycle Programming
Initial Quiescent Duty Cycle Output
D(Q)UNIinit
B = 0 G, TA = 25°C
19.5
% D
D(Q)BIinit
B = 0 G, TA = 25°C
D(Q)PRE
–% D
Coarse Quiescent Duty Cycle Output
Programming Bits6
1
bit
Guaranteed Quiescent Duty Cycle Output
Range7
D(Q)UNI
B = 0 G, TA = 25°C
10
25
% D
D(Q)BI
B = 0 G, TA = 25°C
36
66
% D
Quiescent Duty Cycle Output Programming
Bits
9
bit
Average Quiescent Duty Cycle Output Step
Size8,9
StepD(Q)
TA = 25°C
0.07
0.08
0.09
% D
Quiescent Duty Cycle Output Programming
Resolution10
ErrPGD(Q)
TA = 25°C
StepD(Q)
× ±0. 5
–% D
Sensitivity Programming
Initial Sensitivity
Sensinit
SensPRE
% D/G
Guaranteed Sensitivity Range11
Sens
TA = 25°C
0.055
0.095
% D/G
Sensitivity Programming Bits
8
bit
Average Sensitivity Step Size8,9
StepSENS
TA = 25°C
700
785
870
μ% D/G
Sensitivity Programming Resolution10
ErrPGSENS
TA = 25°C
StepSENS
× ±0.5
μ% D/G
Carrier Frequency Programming
Guaranteed Carrier Frequency Programming
Range1,13
fPWM
105
125
160
Hz
Carrier Frequency Programming Bits
4
bit
Average Carrier Frequency Step Size8,9
StepfPWM
TA = 25°C
5
6.7
8
Hz
Carrier Frequency Programming Resolution10
ErrPGfPWM
StepfPWM
× ±0.5
Hz
Calibration Test Mode Programming
Calibration Test Mode Selection Bit
CAL
1
bit
Lock Bit Programming
Overall Programming Lock Bit
LOCK
1
bit
Factory Programmed Temperature Coefficients
Sensitivity Temperature Coefficient12
TCSens
TA = 125 °C
0
%/°C
Sensitivity Temperature Coefficient Error
ErrTCSENS
TA = 125 °C
< ±0.01
%/°C
Quiescent Duty Cycle Drift12
D(Q)
TA = 125 °C
0
% D
Quiescent Duty Cycle Drift Error
ErrD(Q)
TA = 125 °C, Sens = SensPRE
< ±0.2
% D
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