TLE4955C datasheet(11/21 Pages) INFINEON

11 / 21 page

Data Sheet

Version1.0

2016-06-15

TLE4955C

Confidential

Electrical Characteristics

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

specified. Typical values correspond to VDD = 12 V and Tj = 25 °C.

Table 4

Electrical Characteristics

Parameter

Symbol

Values

Unit

Note or Test Condition

Min. Typ. Max.

Supply current low

ILow

Supply current high

IHigh

Supply current ratio

IHigh/ILow

1.9

2.2

Output rise/fall slew rate

SRr, SRf

817

mA/μsValid for trand tf, between

10% and 90% value RM=75 Ω,

Tj<175 °C

Reset voltage

VDDReset

3.7

Power on time1)

1) Not subject to production test, verified by design/characterization.

tON

1ms

VDD > 4 V

Magnetic edges required for

first output pulse1)

nstart

magn. edge No vibration, pulse occurs

only on rising magnetic edge

Number of output pulse

until active vibration

suppression via hysteresis1)

nVH-Startup

pulse

Active after power on

Number of output pulse

until active vibration

suppression via direction

detection1)

nVD-Startup

pulse

vibration suppression

activated with complete 3rd

magnetic signal period

Number of magnetic periods

generating missing output

pulses or pulse without

direction information1)

nDR-Start

pulse

ΔBdir > 2*ΔBdir-limitand

ΔBspeed > 2*ΔBspeed-limit

pulse

ΔBdir-limit < ΔBdir < 2*ΔBdir-limit

or ΔBspeed-limit < ΔBspeed <

2*ΔBspeed-limit 2)

2) Either condition or both simultaneously need to be applied.

Invalid direction after

change of direction1)

nIAC

pulse

2nd pulse correct if ΔBdir >

ΔBdir-limit

Period Jitter1), f ≤ 2500 Hz

SJit-far, Tj≤150 °C

± 1.6 %

1σ value3), VDD=12 V, ΔBspeed

>2mT (amplitude)

3) Values based on 3σ measurements.

SJit-far, Tj≤170 °C

± 2.4 %

Period Jitter1), 2500Hz< f <

12 kHz

SJit-far, Tj≤150 °C

± 2.7 %

1σ value5), VDD=12 V,

ΔBspeed>2mT (amplitude)

SJit-far, Tj≤170 °C

± 4.0 %

Period Jitter at board net

ripple1)

SJit-AC

±2.0 %

VCC= 13 V + 3 Vpp;

1σ; 0< fmod<150 kHz;

ΔBspeed=7.5 mT

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