* 1N746AUR-1 THRU 1N759AUR-1 AVAILABLE IN JAN, JANTX AND JANTXV PER MIL-PRF-19500/127 * 1N4370AUR-1 THRU 1N4372AUR-1 AVAILABLE IN JAN, JANTX AND JANTXV PER MIL-PRF-19500/127 * LEADLESS PACKAGE FOR SURFACE MOUNT * METALLURGICALLY BONDED 1N746AUR-1 thru 1N759AUR-1 and 1N4370AUR-1 thru 1N4372AUR-1 and CDLL746 thru CDLL759A and CDLL4370 thru CDLL4372A MAXIMUM RATINGS Operating Temperature: -65C to +175C Storage Temperature: -65C to +175C DC Power Dissipation: 500 mW @ TEC = +125C Power Derating: 10 mW / C above TEC = +125C Forward Voltage @ 200mA: 1.1 volts maximum ELECTRICAL CHARACTERISTICS @ 25C CDI NOMINAL ZENER MAXIMUM TYPE ZENER TEST ZENER MAXIMUM MAXIMUM NUMBER VOLTAGE CURRENT IMPEDANCE (NOTE 1) VZ @ 1ZT (NOTE 2) VOLTS 1ZT ZZT @ 1ZT mA OHMS A VOLTS mA CDLL4370A 2.4 20 30 100 1.0 155 CDLL4371A 2.7 20 30 60 1.0 140 CDLL4372A 3.0 20 29 30 1.0 125 CDLL746A 3.3 20 28 5 1.0 120 CDLL747A 3.6 20 24 3 1.0 110 CDLL748A 3.9 20 23 2 1.0 100 CDLL749A 4.3 20 22 2 1.0 90 CDLL750A 4.7 20 19 5 1.5 85 CDLL751A 5.1 20 17 5 2.0 75 CDLL752A 5.6 20 11 5 2.5 70 CDLL753A 6.2 20 7 5 3.5 65 CDLL754A 6.8 20 5 2 4.0 60 CDLL755A 7.5 20 6 2 5.0 55 CDLL756A 8.2 20 8 1 6.0 50 CDLL757A 9.1 20 10 1 7.0 45 CDLL758A 10.0 20 17 1 8.0 40 CDLL759A 12.0 20 30 1 9.0 35 REVERSE CURRENT ZENER CURRENT (NOTE 3) NOTE 1 IR @ VR 1ZM Zener voltage tolerance on "A" suffix is +5%. No Suffix denotes + 10% tolerance. "C" suffix denotes + 2% tolerance and "D" suffix denotes + 1% tolerance. NOTE 2 Zener voltage is measured with the device junction in thermal equilibrium at an ambient temperature of 25C, +3C. NOTE 3 Zener impedance is derived by superimposing on 1ZT A 60Hz rms a.c. current equal to 10% of 1ZT. DIM D F G G1 S MILLIMETERS INCHES MIN MAX MIN MAX 1.60 1.70 0.063 0.067 0.41 0.55 0.016 0.022 3.30 3.70 .130 .146 2.54 REF. .100 REF. 0.03 MIN. .001 MIN. FIGURE 1 DESIGN DATA CASE: DO-213AA, Hermetically sealed glass case. (MELF, SOD-80, LL34) LEAD FINISH: Tin / Lead THERMAL RESISTANCE: (ROJEC): 100 C/W maximum at L = 0 inch THERMAL IMPEDANCE: (ZOJX): 25 C/W maximum POLARITY: Diode to be operated with the banded (cathode) end positive. MOUNTING POSITION: Any. MOUNTING SURFACE SELECTION: The Axial Coefficient of Expansion (COE) Of this Device is Approximately +6PPM/C. The COE of the Mounting Surface System Should Be Selected To Provide A Suitable Match With This Device. 22 COREY STREET, MELROSE, MASSACHUSETTS 02176 PHONE (781) 665-1071 FAX (781) 665-7379 WEBSITE: http://www.cdi-diodes.com E-mail: mail@cdi-diodes.com CDLL746 CDLL4370 CDLL759A thru and thru CDLL4372A Pd, Rated Power Dissipation (mW) FIGURE 2 500 400 300 200 100 0 0 25 50 75 100 125 150 175 TEC , End cap temperature (C) POWER DERATING CURVE 100 ZENER IMPEDANCE ZZT (OHMS) 50 20 10 5 2 1 4 6 10 20 40 60 100 FIGURE 3 operating current (mA) ZENER IMPEDANCE VS. OPERATING CURRENT