TLE4998C4 Infineon Technologies, TLE4998C4 Datasheet - Page 15

• Manufacturer Part Number: TLE4998C4
• Description: IC HALL SENSOR LINEAR SSO-4
• Manufacturer: Infineon Technologies
• Type: Linear - Programmabler

Specifications of TLE4998C4

• Sensing Range: -200mt Trip ~ 200mT Release
• Voltage - Supply: 4.5 V ~ 5.5 V
• Current - Supply: 8mA
• Current - Output (max): 5mA
• Output Type: Digital, PWM (Current)
• Operating Temperature: -40°C ~ 150°C
• Package / Case: 4-SIP, SSO-4-01
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Other names: SP000440972

Calculation of the Junction Temperature
The internal power dissipation P
temperature above the ambient temperature.
The power multiplied by the total thermal resistance
to T
components,
R
T
∆ T
Example (assuming no load on Vout):
–
–
–
For moulded sensors, the calculation with R
Magnetic Parameters
Table 5
Parameter
Sensitivity
Sensitivity drift
Magnetic field range
Integral nonlinearity
Magnetic offset
Magnetic offset drift
Magnetic hysteresis
1)
2)
3)
Data Sheet
J
thJA
V
I
∆ T
Defined as ∆OUT / ∆B
Programmable in steps of 0.024%
For any 1
=
=
DD
A
DD
T
R
leads to the final junction temperature.
= 190 [K/W] x (5 [V] x 0.008 [A] + 0 [VA] ) = 7.6 K
=
A
= 8 mA
thJA
= 5 V
+
R
thJC
st
∆ T
x P
and 2
Junction to Case
+
Magnetic Characteristics
TOT
nd
R
thCA
order polynomial, coefficient within definition in Chapter 8. Valid for characterization at 0h
= R
thJA
Symbol Limit Values
S
∆S
MFR
INL
B
∆B
B
1)
OS
HYS
x (
OS
V
and
DD
Electrical, Thermal, and Magnetic Parameters
min.
± 8.2
-
± 50
-
-
-
-
x
Case to Ambient
TOT
I
DD
+
of the sensor increases the chip junction
typ.
-
± 80
± 100
± 0.05
-
± 1
-
15
V
thJC
OUT
R
thJA
4)
is more adequate.
x
I
max.
± 245 LSB
± 150 ppm/
± 200 mT
± 0.1
± 400 µT
± 5
10
is the sum of the addition of the two
.
OUT
R
thJA
)
(Junction to Ambient) added
Unit
mT
°C
%MFR
µT / °C Error band
µT
I
DD
12
, I
OUT
/
Notes
Programmable
3)
See
Programmable
6)8)
7)8)
9)
> 0, if direction is into IC
TLE4998C3C
Rev 1.1, 2009-09
Figure 4
8)
2)
5)