LM335AZ National Semiconductor, LM335AZ Datasheet - Page 10

• Manufacturer Part Number: LM335AZ
• Description: IC, TEMPERATURE SENSOR, 0.5°C, TO-92-3
• Manufacturer: National Semiconductor

Specifications of LM335AZ

• Ic Output Type: Voltage
• Sensing Accuracy Range: ± 3°C
• Supply Current: 1mA
• Sensor Case Style: TO-92
• No. Of Pins: 3
• Termination Type: Through Hole
• Output Voltage/deg C: 10mV/°C
• Filter Terminals: Through Hole
• Rohs Compliant: No
• Accuracy %: 1°C
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

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*Select R3 and R4 for thermocouple type
Adjustments:
1. Adjust R1 for the voltage across R3 equal to the Seebeck Coefficient times ambient temperature in degrees Kelvin.
2. Adjust R2 for voltage across R4 corresponding to thermocouple.
THERMO-
COUPLE
T
K
S
T
K
S
J
J
14.32 mV
11.79 mV
11.17 mV
1.768 mV
1.05K
856Ω
816Ω
128Ω
R3
46.3Ω
385Ω
315Ω
300Ω
R4
Single Power Supply Cold Junction Compensation
COEFFICIENT
SEEBECK
52.3 μV/°C
42.8 μV/°C
40.8 μV/°C
6.4 μV/°C
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