LM385-1.2 Datasheet (National Semiconductor) - Micropower Voltage Reference Diode

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