3150 데이터 시트보기 (PDF) - Allegro MicroSystems

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3150

PROGRAMMABLE, CHOPPER STABILIZED, HALL-EFFECT SWITCH

Allegro MicroSystems 

3150

PROGRAMMABLE, CHOPPER-

STABILIZED, PRECISION,

HALL-EFFECT SWITCH

ELECTRICAL CHARACTERISTICS over operating voltage and temperature range (unless

otherwise noted).

Characteristic

Symbol Test Conditions

Min.

Limits

Typ. Max.

Units

Supply Voltage

Power-On State

Low Output Voltage

Output Current Limit

Output Leakage Current

Supply Current

VCC

POS

VOUT(SAT)

IOUTM

IOFF

ICC

Operating, TJ < 165°C

After programming, VCC = 0 ¡ 5 V

IOUT = 20 mA

VOUT = 12 V

VOUT = 24 V

Before programming, output OFF

Before programming, output ON

4.25 –

26

V

HIGH HIGH HIGH

–

–

175 400

mV

65 80 95

mA

–

0.2 10

µA

–

4.0 7.0

mA

–

5.0 8.0

mA

Reverse Supply Current

Power-On Delay

Output Rise Time

Output Fall Time

Clock Frequency

Zener Voltage

Zener Impedance

IRCC

VRCC = -30 V

ton

VCC > 5 V

tr

RL = 820 Ω, CL = 20 pF

tf

RL = 820 Ω, CL = 20 pF

fC

VZ

IZT = 100 µA, TA = 25°C

zz

IZT = 10 mA, TA = 25°C

–

– -5.0 mA

–

20 50

µs

– 200 –

ns

– 100 –

ns

– 340 –

kHz

27 32

–

V

–

50 100

Ω

NOTE: Typical data is at VCC = 5 V and TA = +25°C and is for design information only.

MAGNETIC CHARACTERISTICS over operating supply voltage and temperature ranges.

Characteristic

Symbol Test Conditions

Min.

Limits

Typ. Max.

Units

Operate Point

BOP

Programmable offset range

Initial (before programming)

500 670 850

G

0

20 40

G

Resolution

8.0 11 14

G

Hysteresis

∆BOP

VCC = 14 V, after programming, BOP ≈ 500 G -35 8.0 +35

G

Bhys

5.0 20 35

G

NOTE: Typical data is at VCC = 5 V and TA = +25°C and is for design information only.

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