Datasheet

preliminary preliminary
iC-MZ
DIFFERENTIAL HALL SWITCH
Rev A1, Page 4/11
ELECTRICAL CHARACTERISTICS
Item Symbol Parameter Conditions Unit
No. Min. Typ. Max.
General
001 fmagn Magnetic Cut-off Frequency (upper 3 dB frequency corner) 40 kHz
002 VB Permissible Supply Voltage 4.5 36 V
003 I(VB) Supply Current in VB open outputs, fmagn = 0 9 12 mA
004 |H
dc
| Magnitude of mean magnetic
field strength
|H
dc
| = |H
1
+ H
2
| / 2,
Outputs A, NA not saturated
400 kA/m
005 |∆H| Maximal magnetic field difference |∆H| = |H
1
− H
2
| 120 kA/m
006 H
t,hi
Upper magnetic trigger threshold Output D lo → hi for ∆H > H
t,hi
2 kA/m
007 H
t,lo
lower magnetic trigger threshold Output D hi → lo for ∆H < H
t,lo
-2 kA/m
008 H
t,hys
Hysteresis H
t,hys
= H
t,hi
− H
t,lo
4 kA/m
009 Vc()lo Clamp Voltage lo at Pins VB,
VPA, VPD, A, NA, D, ND, NERR,
TEST
I() = -10 mA -1.4 -0.35 V
010 Vc()hi Clamp Voltage hi at Pins VB,
NERR
I(VB) = 10 mA, Test = hi, I(NERR) = 1 mA 37 50 V
011 Vc()hi Clamp Voltage hi at Pins VPA,
VPD, A, NA, TEST
I(VPA, VPD) = 10 mA, I(A, NA, TEST) = 2 mA 6 20 V
012 tsetup System enable from power on to activating outputs 200 400 µs
013 I(VB) Supply Current in VB, Test Mode open outputs, Test = hi (line driver mode) 6 mA
Temperatur Monitor
301 Toff Thermal Shutdown Threshold 145 175 °C
302 Ton Thermal Lock-on Threshold 135 165 °C
303 Thys Thermal Shotdown Hysteresis Thys = Ton - Toff 5 10 20 °C
Differential Outputs A, NA, Line Driver Test Mode
501 Rout() Output resistance 14 20 28 kΩ
503 Vdc() Mean output voltage ∆H = 0 1.5 1.8 2.1 V
504 |∆V()| Output voltage difference |∆H| = 1kA/m, |∆V()| = |V(A) − V(NA)| 70 mV
505 Vt()hi Input Threshold Voltage hi TEST = hi (Leitungstreibermodus) 2 V
506 Vt()lo Input Threshold Voltage lo TEST = hi (Leitungstreibermodus) 0.8 V
507 Vt()hys Input Hysteresis TEST = hi (Leitungstreibermodus) 0.2 0.4 0.6 V
508 Ipd() Pull-Down Current V() = 0.8 V, TEST = hi 10 100 µA
509 Ipd() Pull-Down Current V() = 5.5 V, TEST = hi 20 200 µA
Error Output NERR
601 Vs()lo Saturation Voltage lo at NERR I(NERR) = 2.5mA, NERR = lo 0.4 V
602 Isc()lo Short-Circuit Current lo in NERR V(NERR) = 2 V...VB, NERR = lo 4 12 25 mA
603 Ilk() Leakage Current in NERR V(NERR) = 5.5 V...VB, NERR = hi -10 10 µA
604 VB Supply Voltage VB for NERR
Function
I(NERR) = 2.5 mA, NERR = lo,
Vs(NERR) < 0.4 V
3.2 V
605 Rpu() Pull-Up-Resistor at NERR V(NERR) = 0...4.5 V 1 2.5 5.5 MΩ
Test Mode NERR, TEST
704 Rpd(TEST) Pull-Down Resistor at TEST Test Mode = off, V(TEST) ≤ VPA 11 20 36 kΩ
710 Vt(TEST)hi Threshold Voltage hi at TEST 2 V
711 Vt(TEST)lo Threshold Voltage lo at TEST 0.8 V
712 Vt(TEST)hy Hysteresis 0.2 0.4 0.6 V
713 Vt(NERR)hi Threshold Voltage hi at NERR Test = hi 2.5 V
Line Driver D, ND
801 Vs()hi Saturation Voltage high Vs()hi = VB - V(),
I() = -10 mA, output = hi
0.2 V
802 Vs()hi Saturation Voltage high Vs()hi = VB - V(),
I() = -30 mA, output = hi
0.4 V
803 Isc()hi Short circuit current high V() = VB - 1.5 V, output = hi -70 -50 -35 mA
804 Isc()hi Short circuit current high V(Ax) = 0 V, output = hi -600 mA