TLE4925 Datasheet, PDF (11/25 Pages) Infineon Technologies AG – Differential Hall Sensor

PRELIMINARY
Note: The listed characteristics are ensured over the operating range of the integrated circuit. Typical
characteristics specify mean values expected over the production spread. If not otherwise
specified, typical characteristics apply at T_j=25°C and the given supply voltage.
3.1 Self-calibration Characteristics
No.
Parameter
Symbol ^min
typ
max
3.1.1 No. of transitions for
n_Start
2
signal output at startup
(startup mode)
3.1.2 No. of transitions for
n_Calib
7
entering running mode
3.1.3 Duty cycle in running
Dty
45⁷
50⁷
55⁷
mode¹¹
40⁷
50⁷
60⁷
3.1.4 Signal jitter in running
σ1
mode; 1 sigma value⁷
σ2
≤ ±0.11¹²
≤ ±0.16⁸
3.1.5 Signal Jitter in running
σ3
mode at power supply of
Vs=13V and ripple ±3V;
1 sigma value*
≤ ±0.11
Unit
--
Remarks
- Low accuracy of
switching timing
permitted
% ∆B_PP = 10mT ideal
sinusoidal input
signal (T_j=25°C)
% ∆B_PP = 10mT ideal
sinusoidal input
signal
(-40°C ≤ T_j < 175°C)
% ∆B_PP = 10mT ideal
sinusoidal input
signal; T_j<150°C
% ∆B_PP = 10mT ideal
sinusoidal input
signal;
150°C ≤ T_j < 175°C
% ∆B_PP = 10mT ideal
sinusoidal input
signal; T_j<150°C
11 _{this corresponds to a ∆B0 = 0mT (magnetic offset).}
12 _{typical half value of TLE4941-2 performance (depends largely on∆Bminand also on f).}
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