Datasheet > A1324_16

A1324_16

更新时间： 2022-02-26 12:20:53

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描述
Low Noise, Linear Hall Effect Sensor ICs with Analog Output

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数据手册

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A1324_16 数据手册

A1324, A1325,

and A1326

Linear Hall Effect Sensor ICs with Analog Output

OPERATING CHARACTERISTICS Valid throughout T_Arange, 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

I_CC

t_PO

V_Z

4.5

–

5.0

6.9

5.5

µs

Supply Current

No load on VOUT

Power-On Time²

T_A= 25°C, C_L(PROBE) = 10 pF

T_A= 25°C, I_CC= 12 mA

Small signal, –3 dB

T_A= 25°C

–

Supply Zener Clamp Voltage

Internal Bandwidth

8.3

–

BW_i

f_C

–

kHz

Chopping Frequency³

Output Characteristics

Quiescent Voltage Output

–

400

–

V_OUT(Q)

B = 0 G, T_A= 25°C

2.425

2.500

7.0

2.575

A1324, T_A= 25°C, C_BYPASS= 0.1 µF

A1325, T_A= 25°C, C_BYPASS= 0.1 µF

A1326, T_A= 25°C, C_BYPASS= 0.1 µF

–

mV_(p-p)

Output Referred Noise

V_N

4.4

3.5

T_A= 25°C, C_BYPASS= open, no load on VOUT,

f << BW_i

Input Referred RMS Noise Density

DC Output Resistance

V_NRMS

R_OUT

–

1.3

–

mG/√Hz

–

4.7

–

< 1

–

kΩ

VOUT to VCC

Output Load Resistance

Output Load Capacitance

Output Saturation Voltage

Magnetic Characteristics

R_L

VOUT to GND

–

C_L

VOUT to GND

–

V_OUT(sat)HIGH

R_PULLDOWN= 4.7 kΩ, V_CC= 5 V

4.7

–

V_OUT(sat)LOWR_PULLUP= 4.7 kΩ, V_CC= 5 V

–

0.30

A1324, T_A= 25°C

4.750

2.969

2.375

5.000

3.125

2.500

5.250

3.281

2.625

mV/G

Sensitivity

Sens

A1325, T_A= 25°C

A1326, T_A= 25°C

LH package; programmed at T_A= 150°C,

calculated relative to Sens at 25°C

–

%/°C

Sensitivity Temperature Coefficient

TC_Sens

UA package; programmed at T_A= 150°C,

calculated relative to Sens at 25°C

0.03

Error Components

LH package; from hot to room temperature

UA package; from hot to room temperature

LH package; from cold to room temperature

UA package; from cold to room temperature

–5

–2.5

–3.5

–6

–

Sensitivity Drift at Maximum Ambient

Operating Temperature

∆Sens_(TAmax)

∆Sens_(TAmin)

7.5

8.5

Sensitivity Drift at Minimum Ambient

Operating Temperature

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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