2000 Jun 09

3

Philips Semiconductors

Product specification

Magnetic Field Sensor

KMZ52

QUICK REFERENCE DATA

Notes

2. Average power consumption of the flipping coil, defined by current, pulse duration and pulse repetition rate may not

exceed the specified limit, see Chapter “Limiting values”.

LIMITING VALUES

In accordance with the Absolute Maximum System (IEC 60134).

THERMAL CHARACTERISTICS

SYMBOL

PARAMETER

MIN.

TYP.

MAX.

UNIT

bridge supply voltage

−

58V

S

sensitivity (uncompensated)

12

16

−

offset voltage per supply voltage

−1.5

0

+1.5

mV/V

bridge resistance

123k

Ω

compensation coil resistance

100

170

300

Ω

field factor of compensation coil; note 1

19

22

25

resistance of set/reset coil

1

2

3

Ω

recommended flipping current for stable operation; note 2

±800

±1000 ±1200 mA

flip pulse duration; note 2

1

3

100

µs

SYMBOL

PARAMETER

MIN.

MAX.

UNIT

bridge supply voltage

−

8V

total power dissipation

−

130

mW

storage temperature

−65

+150

°C

maximum operating temperature

−40

−125

°C

maximum compensation current

−

15

mA

maximum flipping current

−

1500

mA

maximum flipping power dissipation

−

50

mW

voltage between isolated systems:

flip coil and Wheatstone bridge;

compensation coil and Wheatsone bridge;

flip coil and compensation coil

−

60

V

SYMBOL

PARAMETER

VALUE

UNIT

terminal resistance from junction to ambient

105

K/W

mV/V

kA/m

--------------

A/m

mA

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