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A1308KUA-2-T

更新时间: 2022-02-26 09:47:47
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12页 511K
描述
Linear Hall-Effect Sensor ICs with Analog Output Available in a Miniature, Low-Profile Surface-Mount Package

A1308KUA-2-T 数据手册

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A1308 and  
A1309  
Linear Hall-Effect Sensor ICs with Analog Output  
Available in a Miniature, Low-Profile Surface-Mount Package  
OPERATING CHARACTERISTICS: Valid through TA , CBYPASS = 0.1 µF, VCC = 5 V, unless otherwise noted  
Characteristics  
ELECTRICAL CHARACTERISTICS  
Supply Voltage  
Symbol  
Test Conditions  
Min.  
Typ.  
Max.  
Unit [1]  
VCC  
4.5  
5.0  
5.5  
3
V
V
K temp. option tested at TA = 25°C to 125°C  
(device powers on); L temp. option tested at TA =  
25°C to 150°C (device powers on)  
VUVLOHI  
Undervoltage Threshold[2]  
K temp. option tested at TA = 25°C to 125°C  
VUVLOLO (device powers off); L temp. option tested at TA =  
25°C to 150°C (device powers off)  
2.5  
V
Supply Current  
ICC  
tPO  
No load on VOUT  
TA = 25°C, CL(PROBE) = 10 pF  
TA = 25°C  
9
50  
11.5  
mA  
µs  
Power-On Time[3][4]  
V
CC Ramp Time[3][4]  
CC Off Level[3][4]  
tVCC  
VCCOFF  
tCLP  
VZ  
0.005  
100  
0.55  
ms  
V
V
TA = 25°C  
0
6
Delay to Clamp[3][4]  
TA = 25°C, CL = 10 nF  
TA = 25°C, ICC = 14.5 mA  
Small signal –3 dB  
TA = 25°C  
30  
7.3  
20  
400  
µs  
Supply Zener Clamp Voltage  
Internal Bandwidth[3]  
V
BWi  
fC  
kHz  
kHz  
Chopping Frequency[3][5]  
OUTPUT CHARACTERISTICS  
VCC = 5 V, TA = 25°C, CBYPASS = open,  
Sens ≥ 1.3 mV/G, no load on VOUT  
1.7  
2.8  
1.5  
2.5  
G
Output Referred Noise[3][6]  
VN  
VCC = 5 V, TA = 25°C, CBYPASS = open,  
G
Sens = 0.5 mV/G, no load on VOUT  
VCC = 5 V, TA = 25°C, CBYPASS = open,  
Sens ≥ 1.3 mV/G, no load on VOUT  
mG/√Hz  
mG/√Hz  
Input Referred RMS Noise Density[3]  
VNRMS  
VCC = 5 V, TA = 25°C, CBYPASS = open,  
Sens = 0.5 mV/G, no load on VOUT  
DC Output Resistance[3]  
Output Load Resistance[3]  
Output Load Capacitance[3]  
ROUT  
RL  
3
Ω
VOUT to GND  
VOUT to GND  
4.7  
kΩ  
CL  
10  
nF  
VCLPHIGH TA = 25°C, RL=10kΩ(VOUT to GND)  
VCLPLOW TA = 25°C, RL=10kΩ(VOUTto VCC)  
A1308LLHLX-05-T  
4.35  
0.40  
0.43  
1.17  
1.17  
2.4  
4.5  
0.55  
0.5  
1.3  
1.3  
2.5  
2.5  
3.125  
3.125  
5
4.65  
0.70  
0.57  
1.43  
1.43  
2.6  
V
Output Voltage Clamp[7][8]  
V
mV/G  
mV/G  
mV/G  
mV/G  
mV/G  
mV/G  
mV/G  
mV/G  
mV/G  
mV/G  
mV/G  
mV/G  
V
A1308KUA-1-T  
A1308LLHLX-1-T  
A1308LLHLX-2-T  
A1308KUA-2-T  
2.4  
2.6  
A1308KUA-3-T  
3.025  
3.025  
4.85  
4.85  
8.73  
8.73  
–9.27  
2.488  
3.225  
3.225  
5.15  
5.15  
9.27  
9.27  
–8.73  
2.512  
Sensitivity  
Sens  
TA = 25°C  
A1308LLHLX-3-T  
A1308KUA-5-T  
A1308LLHLX-5-T  
A1309LLHLX-9-T  
A1309KUA-9-T  
A1309LLHLX-RP9-T  
TA = 25°C  
5
9
9
–9  
Quiescent Voltage Output (QVO)  
Sensitivity Temperature Coefficient  
VOUT(Q)  
TCSens  
2.5  
Programmed at TA = 125°C (K temp. option) or  
150°C (L temp. option), calculated relative to  
Sens at 25°C  
0.08  
0.12  
0.16  
%/°C  
Continued on the next page…  
Allegro MicroSystems, LLC  
115 Northeast Cutoff  
4
Worcester, Massachusetts 01615-0036 U.S.A.  
1.508.853.5000; www.allegromicro.com  

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