CDLL4728 thru CDLL4764A and CDLL1W110 • 1 WATT ZENER DIODES • LEADLESS PACKAGE FOR SURFACE MOUNT • DOUBLE PLUG CONSTRUCTION • METALLURGICALLY BONDED MAXIMUM RATINGS Operating Temperature: -65°C to +175°C Storage Temperature: -65°C to +175°C Power Derating: 20mW / °C above TEC = +125°C Forward voltage @ 200mA: 1.2 volts maximum ELECTRICAL CHARACTERISTICS @ 25°C, unless otherwise specified. CDI TYPE NUMBER NOMINAL ZENER VOLTAGE VZ (Note 1&3) TEST CURRENT lZT MAXIMUM ZENER IMPEDANCE ZZT @ lZT (Note 2) MAXIMUM REVERSE CURRENT lR @ VR TEST VOLTAGE VR MAXIMUM KNEE IMPEDANCE ZZK @ lZK (Note 2) TEST CURRENT lZK VOLTS mA OHMS µ A VOLTS OHMS mA CDLL4728A CDLL4729A CDLL4730A CDLL4731A 3.3 3.6 3.9 4.3 76 69 64 58 10 10 9 9 100 100 100 10 1 1 1 1 400 400 400 400 1.0 1.0 1.0 1.0 CDLL4732A CDLL4733A CDLL4734A CDLL4735A 4.7 5.1 5.6 6.2 53 49 45 41 8 7 5 2 10 5 5 5 1 1 2 3 500 550 600 700 1.0 1.0 1.0 1.0 CDLL4736A CDLL4737A CDLL4738A CDLL4739A 6.8 7.5 8.2 9.1 37 34 31 28 3.5 4.0 4.5 5.0 3 3 3 3 4 5 6 7 700 700 700 700 1.0 0.5 0.5 0.5 CDLL4740A CDLL4741A CDLL4742A CDLL4743A 10 11 12 13 25 23 21 29 7 8 9 10 3 2 1 0.5 7.6 8.4 9.1 9.9 700 700 700 700 0.25 0.25 0.25 0.25 CDLL4744A CDLL4745A CDLL4746A CDLL4747A 15 16 18 20 17 15.5 14 12.5 14 16 20 22 0.1 0.1 0.1 0.1 11.4 12.2 13.7 15.2 700 700 750 750 0.25 0.25 0.25 0.25 CDLL4748A CDLL4749A CDLL4750A CDLL4751A 22 24 27 30 11.5 10.5 9.5 8.5 23 25 35 40 0.1 0.1 0.1 0.1 16.7 18.2 20.6 22.8 750 750 750 1000 0.25 0.25 0.25 0.25 CDLL4752A CDLL4753A CDLL4754A CDLL4755A 33 36 39 43 7.5 7.0 6.5 6.0 45 50 60 70 0.1 0.1 0.1 0.1 25.1 27.4 29.7 32.7 1000 1000 1000 1500 0.25 0.25 0.25 0.25 CDLL4756A CDLL4757A CDLL4758A CDLL4759A 47 51 56 62 5.5 5.0 4.5 4.0 80 95 110 125 0.1 0.1 0.1 0.1 35.8 38.8 42.6 47.1 1500 1500 2000 2000 0.25 0.25 0.25 0.25 CDLL4760A CDLL4761A CDLL4762A CDLL4763A 68 75 82 91 3.7 3.3 3.0 2.8 150 175 200 250 0.1 0.1 0.1 0.1 51.7 56.0 62.2 69.2 2000 2000 3000 3000 0.25 0.25 0.25 0.25 CDLL4764A CDLL1W110A 100 110 2.5 2.3 350 450 0.1 0.1 76.0 83.6 3000 4000 0.25 0.25 NOTE 1 “A” suffix = + 5%, no suffix = +10%, "C" SUFFIX = + 2% and "D" suffix = + 1%. NOTE 2 Zener impedance is derived by superimposing on lZT A 60Hz rms a.c. current equal to 10% of lZT or lZK. NOTE 3 Nominal Zener voltage is measured with the device junction in thermal equilibrium at an ambient temperature of 25°C + 3°C. DIM D F G G1 S MILLIMETERS MIN MAX 2.39 2.66 0.41 0.55 4.80 5.20 4.11 REF. 0.03 MIN. INCHES MIN MAX .094 .105 .016 .022 .189 .205 .159 REF. .001 MIN. FIGURE 1 DESIGN DATA CASE: DO-213AB, Hermetically sealed glass case. (MELF, LL41) LEAD FINISH: Tin / Lead THERMAL RESISTANCE: (ROJEC): 100 ˚C/W maximum at L = 0 inch THERMAL IMPEDANCE: (ZOJX): 15 ˚C/W maximum POLARITY: Diode to be operated with the banded (cathode) end positive. 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: [email protected] CDLL4728 thru CDLL4764A and CDLL1W110 1000 500 400 300 3. 3 VO LT 27 100 VO LT 1 5. LT VO ZENER IMPEDANCE ZZT (OHMS) 200 50 40 30 11 20 VO LT 10 6.2 VO LT 5 4 3 2 1 .1 .2 .3 .4 .5 1 2 5 10 20 OPERATING CURRENT lZT (mA) 30 40 50 100 FIGURE 3 ZENER IMPEDANCE VS. OPERATING CURRENT