Data Sheet

7

1.0

2018-02

TLE4959C FX Flexible Transmission Speed Sensor

General Characteristics

2.2

Operating Range

All parameters specified in the following sections refer to these operating conditions unless otherwise

specified.

Table 3

General Operating Conditions

Parameter

Symbol

Values

Unit Note or Test Condition

Min. Typ. Max.

Supply voltage without supply

4.0

–

16

V

Continuous Output Off voltage

-–

16

V

Supply voltage power- up/down

voltage ramp

3.0

–

1e4

V/ms

Supply current

8.0

–

13.4 mA

Continuous output On current

–15

mA

Capacitance between IC supply &

ground pins

198

220

242

nF

capacitor type X8R,

Output capacitance between IC

output and ground pins

1.62 1.8

1.98 nF

capacitor type X8R,

rated voltage =50 V1)

Magnetic signal frequency range

f

0–

10

kHz

Frequency range for direction

detection (hystersis)once high

speed has been selected

0

–

4.3

kHz increasing rotational

frequency

0

–

4

kHz decreasing rotational

frequency

Maximum number of EEPROM

programming cycles

100

n

Dynamic range of the magnetic field

of the differential speed channel

120

mT

Dynamic range of the magnetic field

of the direction channel

–

60

mT

Static range of the magnetic field of

the outer Hall probes in back-bias

configuration

0

–

550

mT

Static range of the magnetic field of

the center Hall probe

450

mT

Allowed static difference between

outer probes

–

30

mT

Normal operating junction

temperature

-40

–

175

°C

exposure time: max. 2500 h

–

–

185

°C

exposure time: max.

lifetime