IC-PVL Datasheet, PDF (7/33 Pages) IC-Haus GmbH – LINEAR/OFF-AXIS BATTERY-BUFFERED HALL MULTITURN ENCODER

iC-PVL LINEAR/OFF-AXIS
preliminary
BATTERY-BUFFERED HALL MULTITURN ENCODER
Rev B3, Page 7/33
ELECTRICAL CHARACTERISTICS
Operating conditions:
VDD = 3.0...5.5 V, VBAT < VDD + 1.0 V, Tj = -40...125 °C, fslow calibrated to 34 kHz with IBIAS, unless otherwise stated.
Item Symbol Parameter
No.
Conditions
Min. Typ.
Total Device
001 V(VDD) Permissible Main Supply Voltage
3.0
002 I(VDD) Supply Current in VDD
Tj = 27 °C, no load
1.5 4.0
003 V(VBAT) Permissible Battery Voltage
if VDD > Von: VBAT < VDD + 1 V
3.0 3.6
004 Iavg(VBAT) Average Supply Current in VBAT VBAT = 3.6 V, Tj = 27 °C,
1
10
depending on fmag and A_MAX, see Table 34
005 Ispike() Peak Current in VDD and VBAT tspike < 5 µs
4.0
006 Vc()hi
Clamp Voltage hi at All Pins
Vc()hi = V() - VDDS, I() = +1 mA
0.3 0.7
007 Vc()lo
Clamp Voltage lo at All Pins
I() = -1 mA
-1.6 -0.7
008 tconfig Power-Up Time After Preset
VDD > 3 V, initializing from EEPROM
start address = 0x00, data valid
12
start address = 0xA0, data valid
50
009 C(VBAT) External Bypass Capacitor at Pin ceramic capacitor placed as close as possible 1
VBAT
to the pin
Magnetic Signal Conditioning
101 Hext
Permissible Magnetic Field
at chip surface
10
Strength
102 Bext
Permissible Magnetic Flux Den- at chip surface in air
12.5
sity
103 fmag
Magnetic Input Frequency
VDDS = 3.0 V, tested via electrical input
104 frot
Permissible Rotation of Pole
Wheel with
16 pole pairs
32 pole pairs
64 pole pairs
105 vmax
Permissible Movement Speed 1.5 mm pole width (3 mm magnetic period)
(Linear)
106 dsens
Diameter of Hall Sensor Circle measured from center of each Hall plate,
2.25
ONAX = 1
107 hpac
Sensor-to-Package-Surface
QFN16
0.4
Distance
Oscillator Frequencies
301 fslow
Slow Oscillator Frequency
calibrated to 34 kHz with IBIAS
32
34
302 ffast
Fast Oscillator Frequency
fslow calibrated with IBIAS
4.0 6.0
Supply and Battery Monitoring
401 Von
Switch to VDD Supply
(VDD Power On)
increasing voltage at VDD; VBAT > 3.0 V
2.8 2.9
402 Voff
Switch Back to Battery Supply decreasing voltage at VDD; VBAT > 3.0 V
(VDD Power Off)
2.7 2.8
403 Vhys
Hysteresis (VDD Switch)
Vhys = Von - Voff
25 100
404 Vt()err
Battery Monitoring Error
Threshold Voltage
BAT_THR = "11"
BAT_THR = "10"
BAT_THR = "01"
BAT_THR = "00"
2.65 2.75
2.75 2.85
2.85 2.95
2.95 3.05
405 Vt()wrn
Battery Monitoring Warning
Threshold Voltage
BAT_THR = "11"
BAT_THR = "10"
BAT_THR = "01"
BAT_THR = "00"
2.75 2.85
2.85 2.95
2.95 3.05
3.05 3.15
406 Vew
Difference Battery Error-to-Warn- ∆Vew = Vt()wrn - Vt()err
ing
40 100
Digital Outputs: DI_P1, CLK_N1, DO_P0, N0, P2, N2
501 Vs()hi
Saturation Voltage hi
Vs()hi = VDDS - V(), I() = -1.6 mA
0.05
502 Vs()lo
Saturation Voltage lo
I() = 1.6 mA
0.05
503 Isc()hi
Short-Circuit Current hi
VDDS = 3.0 V, V() = GND
-15
504 Isc()lo
Short-Circuit Current lo
VDDS = 3.0 V, V() = VDDS
4
505 tr()
Rise Time
CL = 30 pF
Max.
5.5
6.0
5.5
800
10.0
1.6
-0.3
20
100
100
125
8
30000
15000
7500
24
36
8.0
3.0
2.9
150
2.85
2.95
3.05
3.15
2.975
3.075
3.175
3.275
175
0.4
0.4
-4
15
50
Unit
V
mA
V
µA
mA
V
V
ms
ms
µF
kA/m
mT
kHz
rpm
rpm
rpm
m/s
mm
mm
kHz
MHz
V
V
mV
V
V
V
V
V
V
V
V
mV
V
V
mA
mA
ns