Datasheet LM199, LM399, LM199A, LM399A (Analog Devices) - 4

HerstellerAnalog Devices
BeschreibungPrecision Reference
Seiten / Seite8 / 4 — Typical perForMance characTerisTics. Initial Heater Current. Heater …
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DokumentenspracheEnglisch

Typical perForMance characTerisTics. Initial Heater Current. Heater Current. Zener Noise Voltage. Response Time

Typical perForMance characTerisTics Initial Heater Current Heater Current Zener Noise Voltage Response Time

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LM199/LM399 LM199A/LM399A
Typical perForMance characTerisTics Initial Heater Current Heater Current Heater Current
250 160 V 80 H = 40V TA = 25°C 140 200 60 120 150 100 VH = 10V 40 80 V V V 100 H = 20V H = 30V H = 10V 60 VH = 20V VH = 30V HEATER CURRENT (mA) 20 HEATER CURRENT (mA) 40 INITIAL HEATER CURRENT (mA) 50 V 20 H = 40V VH = 40V 0 0 0 –55 –35 –15 5 25 45 65 85 105 125 –55 –35 –15 5 25 45 65 85 105 0 2 4 6 8 10 12 14 16 18 TURN ON TEMPERATURE (°C) TEMPERATURE (°C) TIME (SECONDS) LM199 G04 LM199 G05 LM199 G06
Zener Noise Voltage Response Time Limiting Surge Current
200 8 OUTPUT 800 7 700 6 STABILIZED T 5 J = 25°C (T 600 J ≈ 90°C) 150 4 Hz 3 500 25°C (46mA) 5°C (60mA) 2 7.5k 400 –15°C (71mA) STABILIZED 1 INPUT –35°C (87mA) NOISE (nV/√ (T 300 100 J ≈ 90°C) 0 –55°C (105mA) OUTPUT VOLTAGE SWING (V) T 20 200 J = 25°C 10 INPUT 0 100 MAXIMUM SURGE LIMITING RESISTOR (Ω) 50 0 10 100 1k 10k 100k 0 100 200 300 400 0 10 20 30 40 FREQUENCY (Hz) TIME (µs) MINIMUM SUPPLY VOLTAGE (V) LM199 G07 LM199 G08 HEATER MUST BE BYPASSED WITH A 2µF OR LARGER TANTALUM CAPACITOR IF RESISTORS ARE USED LM199 G09
Long-Term Reference Performance, 44 Units Tested Low Frequency Noise Voltage
12 10 8 3 SIGMA 6 DRIFT (ppm) 4 NOISE(10µV/DIV) MEAN 2 0 2 4 6 8 10 12 0 50 100 150 200 250 MONTHS TIME (SECONDS) LM199 G10 LM199 G11 199399fc 4 For more information www.linear.com/LM399 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Functional Block Diagram Typical Applications Schematic Diagrams Package Description Revision History Related Parts