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LT1389 Datasheet(PDF) 2 Page - Linear Technology |
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LT1389 Datasheet(HTML) 2 Page - Linear Technology |
2 / 12 page 2 LT1389 OUTPUT TEMPERATURE COEFFICIENT TEMPERATURE VOLTAGE ACCURACY (%) (ppm/ °C) PART TYPE PART MARKING 0 °C to 70°C 1.250 0.05 10 LT1389ACS8-1.25 389A12 1.250 0.05 20 LT1389BCS8-1.25 389B12 2.500 0.05 20 LT1389BCS8-2.5 389B25 4.096 0.075 50 LT1389BCS8-4.096 1389B4 5.000 0.075 50 LT1389BCS8-5 1389B5 ORDER PART NUMBER (Note 1) Operating Current 1.25V ............................................................... 20mA 2.5V ................................................................. 20mA 4.096V ............................................................. 10mA 5V .................................................................... 10mA Forward Current .................................................. 20mA Operating Temperature Range ..................... 0 °C to 70°C Storage Temperature Range (Note 2) ... – 65 °C to 150°C Lead Temperature (Soldering, 10 sec).................. 300 °C S8 PART MARKING LT1389ACS8-1.25 LT1389BCS8-1.25 LT1389BCS8-2.5 LT1389BCS8-4.096 LT1389BCS8-5 389A12 389B12 389B25 *Connected internally. Do Not Connect external circuitry to these pins. Consult factory for Industrial and Military grade parts. TJMAX = 125°C, θJA = 190°C/ W 1 2 3 4 8 7 6 5 TOP VIEW S8 PACKAGE 8-LEAD PLASTIC SO DNC* DNC* DNC* GND DNC* DNC* VOUT GND AVAILABLE OPTIO S The q denotes specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 3) PARAMETER CONDITIONS MIN TYP MAX UNITS Reverse Breakdown Voltage LT1389ACS8/LT1389BCS8 (IR = 0.8µA) 1.24937 1.250 1.25062 V – 0.05 0.05 % LT1389ACS8 (IR = 0.8µA) q 1.24849 1.250 1.25149 V – 0.12 0.12 % LT1389BCS8 (IR = 0.8µA) q 1.24762 1.250 1.25237 V – 0.19 0.19 % Reverse Breakdown Change 0.8 µA ≤ IR ≤ 200µA 0.20 0.4 mV with Current (Note 4) q 0.20 1.0 mV 200 µA ≤ IR ≤ 2mA 0.3 1.0 mV q 0.3 2.0 mV Minimum Operating Current q 0.6 µA Temperature Coefficient LT1389ACS8 (IR = 0.8µA) q 4 10 ppm/ °C LT1389BCS8 (IR = 0.8µA) q 4 20 ppm/ °C Reverse Dynamic Impedance (Note 5) 0.8 µA ≤ IR ≤ 2mA 0.25 0.7 Ω q 0.25 1.5 Ω Low Frequency Noise (Note 6) IR = 0.8µA, 0.1Hz ≤ f ≤ 10Hz 25 µVP-P 1.25V ELECTRICAL CHARACTERISTICS 1389B4 1389B5 PACKAGE/ORDER I FOR ATIO ABSOLUTE AXI U RATI GS |
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