Datasheet > A1389LUA-9-T

A1389LUA-9-T

更新时间： 2022-02-26 12:20:53

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描述
Linear Hall-Effect Sensor ICs with Analog Output

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A1389LUA-9-T 数据手册

A1388 and

A1389

Linear Hall-Effect Sensor ICs with Analog Output

Available in a Miniature, Low Profile Surface Mount Package

OPERATING CHARACTERISTICS Valid through T_A, C_BYPASS= 0.1 µF, V_CC= 5 V; unless otherwise noted

Characteristics

Electrical Characteristics

Supply Voltage

Symbol

Test Conditions

Min.

Typ.

Max.

Unit¹

V_CC

4.5

–

5.0

–

5.5

Tested at T_A= 25°C and T_A= 150°C (device

powers on)

V_UVLOHI

Undervoltage Threshold²

Tested at T_A= 25°C and T_A= 150°C (device

powers off)

V_UVLOLO

2.5

–

Supply Current

I_CC

t_PO

No load on VOUT

T_A= 25°C, C_L(PROBE)= 10 pF

T_A= 25°C

–

11.5

–

µs

Power On Time^3,4

–

_CCRamp Time^3,4

_CCOff Level^3,4

t_VCC

V_CCOFF

t_CLP

V_Z

0.005

100

0.55

–

T_A= 25°C

–

Delay to Clamp^3,4

T_A= 25°C, C_L= 10 nF

T_A= 25°C, I_CC= 14.5 mA

Small signal –3 dB

T_A= 25°C

7.3

400

µs

Supply Zener Clamp Voltage

Internal Bandwidth³

–

BW_i

f_C

–

kHz

Chopping Frequency^3,5

Output Characteristics

–

V_CC= 5 V, T_A= 25°C, C_BYPASS= open,

Sens = 9 mV/G, no load on VOUT

Output Referred Noise³

V_N

–

mV_(p-p)

V_CC= 5 V, T_A= 25°C, C_BYPASS= open,

Sens = 9 mV/G, no load on VOUT,

f_measured<< BWi

Input Referred RMS Noise Density³

V_NRMS

1.5

mG/√Hz

DC Output Resistance³

Output Load Resistance³

Output Load Capacitance³

R_OUT

R_L

–

kΩ

VOUT to GND

4.7

–

C_L

–

V_CLPHIGHT_A= 25°C, B=+400 G, R_Lꢀ=ꢀ10ꢀkΩꢀ(VOUTꢀtoꢀGND)

V_CLPLOWT_A= 25°C, B = –400 G, R_Lꢀ=ꢀ10ꢀkΩꢀ(VOUTꢀtoꢀVCC)

A1388LLHLX-2-T

4.35

0.40

2.4

4.5

0.55

2.5

4.65

0.70

2.6

Output Voltage Clamp⁶

mV/G

A1388LUA-2-T

2.4

2.6

Sensitivity

Sens

A1389LLHLX-9-T

A1389LUA-9-T

T_A= 25°C

8.73

–9.27

2.488

9.27

–8.73

2.512

A1389LLHLX-RP9-T

A1388LLHLX-2-T

A1388LUA-2-T

–9

2.5

Quiescent Voltage Output (QVO)

V_OUT(Q)

A1389LLHLX-9-T

A1389LUA-9-T

T_A= 25°C

A1389LLHLX-RP9-T

Programmed at T_A= 150°C, calculated relative

to Sens at 25°C

Sensitivity Temperature Coefficient

TC_Sens

0.08

0.12

0.16

%/°C

Continued on the next page…

Allegro MicroSystems, LLC

115 Northeast Cutoff

Worcester, Massachusetts 01615-0036 U.S.A.

1.508.853.5000; www.allegromicro.com

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