LM1403

www.DataSheet4U.com LM1403 LM1403A Precision 2 50V Reference June 1988 LM1403 LM1403A Precision 2 50V Reference General Description The LM1403 is a precision monolithic temperature-compensated voltage reference The LM1403 makes use of thin-film technology enhanced by the discrete laser trimming of resistors to achieve excellent Temperature coefficient (Tempco) of VOUT (as low as 11 ppm C) along with tight initial tolerance (as low as 0 02%) The trim scheme is such that individual resistors are cut open rather than being trimmed (partially cut) to avoid resistor drift caused by electromigration in the trimmed area The LM1403 also provides excellent stability vs changes in input voltage and output current The output is current-limited and is short circuit proof Features Y Y Y Y Y Y Y Y Y Low cost Low 400 mA operating current Low output impedance (0 15X) Excellent line regulation (0 0001% V typical) Single-supply operation Low temperature coefficient Excellent initial accuracy (0 05% typical) Excellent for low-voltage operation (VS e 5V VREF e 2 500V) For tighter specs refer to LM368-2 5 Connection Diagram Dual-In-Line Package TL H 9757 – 1 Top View Order Number LM1403N or LM1403AN See NS Package Number N08E Typical Applications Low Voltage Reference TL H 9757 – 2 C1995 National Semiconductor Corporation TL H 9757 RRD-B30M115 Printed in U S A Absolute Maximum Ratings (Note 7) If Military Aerospace specified devices are required please contact the National Semicond...