TLE4942-1
TLE4942-1C
Table 4 Electrical Characteristics
All values specified at constant amplitude and offset of input signal, over
operating range, unless otherwise specified.
Typical values correspond to VCC = 12 V and TA = 25°C
Parameter
Symbol
Limit Values
Unit Remarks
min. typ. max.
Supply current
ILOW
5.9 7
Supply current
IHIGH
11.8 14
Supply current ratio
IHIGH / ILOW 1.9
–
Output rise/fall slew rate tr, tf
TLE4942-1
12 –
7.5 –
8.4
16.8
–
26
24
mA
mA
mA/µs RM ≤ 150 Ω
RM ≤ 750 Ω
See Figure 6
Output rise/fall slew rate tr, tf
TLE4942-1C
mA/µs RM = 75 Ω
8
–
22
T < 125°C
8
–
26
T < 170°C
See Figure 6
Current ripple dIX/dVCC
Limit threshold
1 Hz < f < 2500 Hz
2500 Hz < f < 5000 Hz
IX
B ∆ Limit
–
–
90 µA/V
mT
1)
0.35 0.8 1.5
–
–
1.6
Airgap warning threshold B ∆ Warning
mT
1)
1 Hz < f < 2500 Hz
0.9 1.6 2.6
2500 Hz < f < 5000 Hz
–
–
2.8
Limit - Airgap warning
threshold ratio
Assembly position
threshold
B ∆ / Warning 1.3
2
2.7
B ∆ Limit
∆BEL
5.2 7.2 9.6 mT 1)
At room temp
Magnetic differential field
∆ Bˆ
Limit, early
–
–
–
change necessary to
startup
detect magnetic edge in
uncalibrated mode
First detected
magnetic edge
is suppressed
(nonvalid)
∆ Bˆ
Limit, early startup
Initial calibration
delay time
td,input
0.7 1.76 3.3 mT
255 300 345 µs
Additional to nstart
Magnetic edges
nDZ-start
–
–
1 2) magn. After power on
suppressed until output
edges and stop pulse
switching
Data Sheet
12
V 3. 1, 2005-02