KMZ10C,112 NXP Semiconductors, KMZ10C,112 Datasheet - Page 14

• Manufacturer Part Number: KMZ10C,112
• Description: IC MAGNETIC FIELD SENSOR SOT195
• Manufacturer: NXP Semiconductors
• Type: Special Purposer

Specifications of KMZ10C,112

• Sensing Range: 2mV/V
• Voltage - Supply: 5 V ~ 10 V
• Output Type: Analog
• Operating Temperature: -40°C ~ 150°C
• Package / Case: SOT-195
• Mounting Style: SMD/SMT
• Maximum Operating Temperature: + 150 C
• Minimum Operating Temperature: - 40 C
• Supply Voltage (min): 5 V
• Supply Voltage (max): 10 V
• Operating Temperature (min): -40C
• Operating Supply Voltage (typ): 5V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Supply: -
• Current - Output (max): -
• Features: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 933698480112; KMZ10C T/R; KMZ10C T/R

Philips Semiconductors
The amplification of the input stage (‘OP1’ and ‘OP2’) is
given by:
where R
KTY82 sensor and R
magnetoresistive sensor.
The amplification of the complete amplifier can be
calculated by:
The positive temperature coefficient (TC) of the
amplification is:
1998 Jun 12
A1
A
TC
handbook, full pagewidth
Magnetic field sensors
=
A
=
A1
=
1
KMZ10B
---------------------------------- -
R
T
+
R
A
is the temperature dependent resistance of the
R
-------------------- -
T
R
-------- -
R
+
T
14
10
R
R
+
TC
A
B
R
+
B
KTY
offset
R
T
B
is the bridge resistance of the
R1
R2
Fig.16 KMZ10B application circuit with instrumentation amplifier.
R3
OP1
OP2
R4
R A
R B
R7
R5
R6
KTY82-110
R
T
(10)
(11)
(9)
R10
R9
14
For the given negative ‘TC’ of the magnetoresistive sensor
and the required amplification of the input stage ‘A1’, the
resistance ‘R
where TC
sensor and TC
amplifier. This circuit also provides for adjustment of gain
and offset voltage of the magnetic-field sensor.
R
R
B
A
=
=
R
R
-------------------- -
A1 1
T
T
R12
R11
KTY
+
R13
–
R
A
TC
----------------- -
B
is the temperature coefficient of the KTY
’ and ‘R
TC
A
KTY
is the temperature coefficient of the
A
OP3
B
’ can be calculated by:
R14
1
–
-------
A1
1
–
1
MLC145
V O
V S
General
(12)
(13)