Data Sheet

9

Ver. 1.0

2018-02

TLE4959C Transmission Speed Sensor

Electrical and Magnetic Characteristics

Note:

The listed Electrical and magnetic characteristics are ensured over the operating range of the

integrated circuit. Typical characteristics specify mean values expected over the production spread.

al,speed

0

–

40

%

of magnetic speed signal

amplitude

0

–

60

%

of magnetic speed signal

amplitude with reduced

performance on stand-still

functionality

al,dir

0

–

40

%

of magnetic direction signal

amplitude

0

–

60

%

of magnetic direction signal

amplitude with reduced

performance on stand-still

functionality

Tooth to tooth run out (peak to

peak variation on two

consecutive teeth / pole-pair)4)

,speed

0

–

40

%

of magnetic speed signal

amplitude

,dir

0

–

40

%

of magnetic direction signal

amplitude

Output protocol in forward

direction

38

45

52

µs

valid between 50% of falling

edge to 50% of next rising

edge

Output protocol in backward

direction

76

90

104

µs

Power on pulse

153

180

207

µs

1) Value of capacitor: 1.8 nF±10%; ceramic: X8R; maximum voltage: 50 V

2) Application parameter, IC shall not increase the rise time, Values are calculated and not tested

3) Parameter not subject to productive test. Verified by lab characterization based on jitter-measurement > 1000

periods

4) Defined as 1-(amplitude_min/amplitude_max)

Table 4

Electrical and Magnetic Parameters (cont’d)

Parameter

Symbol

Values

Unit

Note or Test Condition

Min.

Typ.

Max.