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LM285DRG4-2-5 数据表(PDF) 10 Page - Texas Instruments |
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LM285DRG4-2-5 数据表(HTML) 10 Page - Texas Instruments |
10 / 25 page 3.7 V ≤ V+ ≤ 30 V R V− V+ 2.74 k Ω 2.5 V LM385-2.5 LM334 + 412 Ω† ±1% † Adjust for 12.17 mV at 25°C across 412 Ω 2.00 kΩ 1% ± IO ≈ 60 µA + 3.3 kΩ R LM334 V− V+ 200 kΩ 1% ± 20 kΩ 953 Ω ±1% Meter Type K LM385-2.5 − − 500 Ω cw cw Two Mercury Cells 2.6 V 10 LM285-2.5, LM385-2.5, LM385B-2.5 SLVS023K – JANUARY 1989 – REVISED MARCH 2016 www.ti.com Product Folder Links: LM285-2.5 LM385-2.5 LM385B-2.5 Submit Documentation Feedback Copyright © 1989–2016, Texas Instruments Incorporated 8.3 System Examples 8.3.1 Thermocouple Cold-Junction Compensator Figure 10 shows how to use the LM385-2.5 in a circuit for thermocouple cold-junction compensation. Figure 10. Thermocouple Cold-Junction Compensator 8.3.2 Generating Reference Voltage with a Constant Current Source The LM334 device can be used to set the cathode current of the LM385-2.5 device over a wide range of input voltages to ensure proper voltage regulation by the LM385-2.5 device. Figure 11. Generating Reference Voltage With a Constant Current Source Device |
类似零件编号 - LM285DRG4-2-5 |
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类似说明 - LM285DRG4-2-5 |
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