Data Sheet

9

1.0

2018-02

TLE4959C FX Flexible Transmission Speed Sensor

Electrical and Magnetic Characteristics

3

Electrical and Magnetic Characteristics

All values specified at constant amplitude and offset of input signal, over operating range, unless otherwise

Table 4

Electrical and Magnetic Parameters

Parameter

Symbol

Values

Unit

Note or Test Condition

Min.

Typ.

Max.

Output saturation voltage

0

–

500

mV

42

–

V

leakage current through ESD

diode < 0.5mA

42

–

V

leakage current through ESD

diode < 0.5mA

Reset voltage

2.8

3.6

V

Output leakage current

00.1

10

µA

Output current limit during

short-circuit condition

30

–

80

mA

Junction temperature limit for

output protection

190

–

205

°C

Power on time

0.8

0.9

1

ms

during this time the output is

locked to high.

Delay time between magnetic

signal switching point and

corresponding output signal

falling edge switching event

10

14

19

µs

falling edge

Output fall time

2.0

2.5

3.0

µs

valid between 80% - 20%

3.2

4.5

5.8

µs

valid between 90% - 10%

Output rise time

4

–

11.4

µs

valid between 10% - 90%

Digital noise constant of speed

channel during start up

1.22

1.5

1.78

mT

Adaptive hysteresis threshold

–

%

EEPROM

“HYST_ADAPT”Option 0

–

12.5

–

%

EEPROM

“HYST_ADAPT”Option 1

-1

–

1

%

-1.1

1.1

%

Number of wrong pulses at

start-up

––

0

n

in forward rotational direction

0

–

1

n

in backward rotational

direction