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LM185-1.2 Datasheet(PDF) 3 Page - Linear Technology |
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LM185-1.2 Datasheet(HTML) 3 Page - Linear Technology |
3 / 8 page LM185-1.2/ LM285-1.2/LM385-1.2 3 ELECTRICAL CHARACTERISTICS Note 1: Absolute Maximum Ratings are those values beyond which the life of a device may be impaired. Note 2: Selected devices with guaranteed maximum temperature coefficient are available upon request. The q denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. For the LM185-1.2 TMIN = –55°C and TMAX = 125°C. For LM285-1.2 TMIN = –40°C and TMAX = 85°C.For LM385-1.2 TMIN = 0°C and TMAX = 70°C. For MIL-STD components, please refer to LTC883C data sheet for test listing and parameters. SYMBOL PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS VZ Reverse Breakdown Voltage TA = 25°C, IMIN ≤ IR ≤ 20mA LM185-1.2 1.223 1.235 1.247 V LM385-1.2 1.205 1.235 1.260 V LM385B-1.2 (Note 3) 1.223 1.235 1.247 V ∆VZ Average Temperature Coefficient IMIN ≤ IR ≤ 20mA (Notes 2, 3) 20 20 ppm/ °C ∆Temp IMIN Minimum Operating Current TMIN ≤ TA ≤ TMAX q 810 8 15 µA ∆VZ Reverse Breakdown Voltage IMIN ≤ IR ≤ 1mA ∆IR Change with Current TA = 25°C1 1 mV TMIN ≤ TA ≤ TMAX q 1.5 1.5 mV 1mA ≤ IR ≤ 20mA TA = 25°C10 10 mV TMIN ≤ TA ≤ TMAX q 20 25 mV rZ Reverse Dynamic Impedance IR = 100µA TA =25°C 0.2 0.6 0.4 1.0 Ω TMIN ≤ TA ≤ TMAX q 1.5 1.5 Ω en Wideband Noise (RMS) IR = 100µA, 10Hz ≤ f ≤ 10kHz 60 60 µV ∆VZ Long Term Stability IR = 100µA, TA = 25°C ± 0.1°C 20 20 ppm/kHr ∆Time LM385-1.2/LM385B-1.2 Note 3: For applications requiring low initial tolerance guaranteed over temperature consult the LT1004 data sheet. LM185-1.2/LM285-1.2 |
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