LM385-1.2 Datasheet - National Semiconductor

LM385-1.2 Micropower Voltage Reference Diode

LM285-1.2, LM385-1.2, LM385B-1.2 MICROPOWER VOLTAGE REFERENCES SLVS075C APRIL 1989 REVISED JULY 1999 D D D D D D Operating Current Range LM285 . . . 10 µA to 20 mA LM385 . . . 15 µA to 20 mA LM385B . . . 15 µA to 20 mA 1% and 2% Initial Voltage Tolerance Reference Impedance LM385 . . . 1 Ω Max at 25°C All Devices . . . 1.5 Ω Max Over Full Temperature Range Very Low Power Consumption Applications: Portable Meter Re.

LM385-1.2 Features

* 4 V

* 500 Ω 953 Ω† ±1% + Type K

* Meter † Adjust for 11.15 mV at 25°C across 953 Ω ‡ Adjust for 12.17 mV at 25°C across 412 Ω 412 Ω‡ ±1% R 2.00 kΩ ±1% cw LM385-1.2 Figure 9. Thermocouple Co

LM385-1.2_NationalSemiconductor.pdf