HAL805 Datasheet, PDF (13/24 Pages) Micronas – Programmable Linear Hall Effect Sensor

PRELIMINARY DATA SHEET
HAL 805
3.6. Electrical Characteristics
at T_J = −40 °C to +170 °C, V_DD = 4.5 V to 5.5 V, after programming, as not otherwise specified in Conditions.
Typical Characteristics for T_J = 25 °C and V_DD = 5 V.
Symbol
I_DD
V_DDZ
V_OZ
E_A
INL
E_R
∆V_OUTCL
∆V_OUTCH
V_OUTH
V_OUTL
f_ADC
f_ADC
t_r(O)
Parameter
Pin No.
Supply Current
1
over Temperature Range
Overvoltage Protection
1
at Supply
Overvoltage Protection
3
at Output
Resolution
3
Accuracy Error over all
3
Non-Linearity of Output Voltage 3
over Temperature
Ratiometric Error of Output
3
over Temperature
(Error in V_OUT / V_DD)
Accuracy of Output Voltage at 3
Clamping Low Voltage over
Temperature Range
Accuracy of Output Voltage at 3
Clamping High Voltage over
Temperature Range
Output High Voltage
3
Output Low Voltage
3
Internal ADC Frequency
−
Internal ADC Frequency over
−
Temperature Range
Response Time of Output
3
Min.
−2
−1
−1
−45
−45
4.65
120
110
−
Typ.
7
17.5
17
12
0
0
0
0
0
4.8
0.2
128
128
5
4
2
1
Max. Unit
10
mA
20
V
19.5
V
bit
2
%
1
%
1
%
45
mV
45
mV
V
0.35
V
140
kHz
150
kHz
10
ms
8
ms
4
ms
2
ms
t_d(O)
t_POD
Delay Time of Output
3
Power-Up Time (Time to reach
stabilized Output Voltage)
0.1
0.5
ms
6
11
ms
5
9
ms
3
5
ms
2
3
ms
BW
Small Signal Bandwidth (−3 dB) 3
−
2
−
kHz
V_OUTn
R_OUT
Noise Output Voltage_pp
3
Output Resistance over Recom- 3
mended Operating Range
−
3
6
mV
−
1
10
Ω
R_thJA
TO-92UT
Thermal Resistance Junction to −
Soldering Point
−
150
200
K/W
1)
2)
Output DAC full scale = 5 V ratiometric,
peak-to-peak value exceeded: 5%
Output
DAC
offset
=
0
V,
Output
DAC
LSB
=
V_DD/4096
3) _{if more than 50% of the selected magnetic field range are used}
Conditions
I_DD = 25 mA, T_J = 25 °C, t = 20 ms
I_O = 10 mA, T_J = 25 °C, t = 20 ms
ratiometric to V_DD ¹⁾
R_L = 4.7 kΩ (% of supply voltage)³⁾
% of supply voltage³⁾
 V_OUT1 - V_OUT2 > 2 V
during calibration procedure
R_L = 4.7 kΩ, V_DD = 5 V
R_L = 4.7 kΩ, V_DD = 5 V
V_DD = 5 V, −1 mA ≤ I_OUT ≤ 1mA
V_DD = 5 V, −1 mA ≤ I_OUT ≤ 1mA
T_J = 25 °C
V_DD = 4.5 V to 8.5 V
3 dB Filter frequency = 80 Hz
3 dB Filter frequency = 160 Hz
3 dB Filter frequency = 500 Hz
3 dB Filter frequency = 2 kHz
C_L = 10 nF, time from 10% to 90% of
final output voltage for a steplike
signal B_step from 0 mT to B_max
C_L = 10 nF
3 dB Filter frequency = 80 Hz
3 dB Filter frequency = 160 Hz
3 dB Filter frequency = 500 Hz
3 dB Filter frequency = 2 kHz
C_L = 10 nF, 90% of V_OUT
B_AC < 10 mT;
3 dB Filter frequency = 2 kHz
2) _{magnetic range = 90 mT}
V_OUTLmax ≤ V_OUT ≤ V_OUTHmin
Micronas
13