CHOPPER-STABILIZED,

PRECISION

HALL-EFFECT LATCHES

www.allegromicro.com

3

A3280

A3281

A3283

Characteristic

Test Conditions

Min.

Typ.

Max.

Min.

Typ.

Max.

Min.

Typ.

Max.

Units

5.0

22

40

15

50

90

100

150

180

G

°C

5.0

–

40

15

–

90

100

–

200

G

-40

-23

-5.0

-90

-50

-15

-180

-150

-100

G

°C

-40

–

-5.0

-90

–

-15

-200

–

-100

G

10

45

80

30

100

180

–

300

360

G

°C

–

–

80

–

–

180

–

–

400

G

NOTES:1. Complete part number includes a suffix to identify operating temperature range (E or L) and

package type (LH, LT, or UA).

2. As used here, negative flux densities are defined as less than zero (algebraic convention) and -50 G is less than +10 G.

Limits

Characteristic

Symbol

Test Conditions

Min.

Typ.

Max.

Units

Supply Voltage Range

4.2

–

24

V

Output Leakage Current

––

10

µA

Output Saturation Voltage

–

185

500

mV

Output Current Limit

30

–

60

mA

Power-On Time

–

–

50

µs

Chopping Frequency

–

340

–

kHz

Output Rise Time

–

0.2

2.0

µs

Output Fall Time

–

0.1

2.0

µs

Supply Current

–

3.0

8.0

mA

–

4.0

8.0

mA

Reverse Battery Current

–

–

-5.0

mA

Zener Voltage

°C

283237

V

Zener Impedance

°C–

50

–

Ω

NOTES:1. Maximum voltage must be adjusted for power dissipation and junction temperature.

°C and V

ELECTRICAL CHARACTERISTICS over operating temperature range.

MAGNETIC CHARACTERISTICS over operating supply voltage range.