• TEMPERATURE COMPENSATED ZENER REFERENCE DIODES CDLL4896 thru • LEADLESS PACKAGE FOR SURFACE MOUNT • 12.8 VOLT NOMINAL ZENER VOLTAGE + 5% CDLL4915A • LOW NOISE • METALLURGICALLY BONDED • DOUBLE PLUG CONSTRUCTION MAXIMUM RATINGS Operating Temperature: -65°C to +175°C Storage Temperature: -65°C to +175°C DC Power Dissipation: 500mW @ +50°C Power Derating: 4 mW / °C above +50°C REVERSE LEAKAGE CURRENT lR = 15µ A @ 25°C & VR = 8Vdc ELECTRICAL CHARACTERISTICS @ 25°C, unless otherwise specified. CDI TYPE NUMBER TEST CURRENT l ZT VOLTAGE TEMPERATURE STABILITY ∆VZT (Note 2) mA (Note 3) TEMPERATURE RANGE EFFECTIVE TEMPERATURE COEFFICIENT MAXIMUM DYNAMIC IMPEDANCE ZZT (Note 1) MAXIMUM NOISE DENSITY ND µ V/ mV °C %/°C OHMS CDLL4896 CDLL4896A CDLL4897 CDLL4897A 0.5 0.5 0.5 0.5 96 198 48 99 +25 to +100 -55 to +100 +25 to +100 -55 to +100 0.01 0.01 0.005 0.005 400 400 400 400 0.8 0.8 0.8 0.8 CDLL4898 CDLL4898A CDLL4899 CDLL4899A 0.5 0.5 0.5 0.5 19 40 10 20 +25 to +100 -55 to +100 +25 to +100 -55 to +100 0.002 0.002 0.001 0.001 400 400 400 400 0.8 0.8 0.8 0.8 CDLL4900 CDLL4900A CDLL4901 CDLL4901A 1.0 1.0 1.0 1.0 96 198 48 99 +25 to +100 -55 to +100 +25 to +100 -55 to +100 0.01 0.01 0.005 0.005 200 200 200 200 0.4 0.4 0.4 0.4 CDLL4902 CDLL4902A CDLL4903 CDLL4903A 1.0 1.0 1.0 1.0 19 40 10 20 +25 to +100 -55 to +100 +25 to +100 -55 to +100 0.002 0.002 0.001 0.001 200 200 200 200 0.4 0.4 0.4 0.4 CDLL4904 CDLL4904A CDLL4905 CDLL4905A 2.0 2.0 2.0 2.0 96 198 48 99 +25 to +100 -55 to +100 +25 to +100 -55 to +100 0.01 0.01 0.005 0.005 100 100 100 100 0.25 0.25 0.25 0.25 CDLL4906 CDLL4906A CDLL4907 CDLL4907A 2.0 2.0 2.0 2.0 19 40 10 20 +25 to +100 -55 to +100 +25 to +100 -55 to +100 0.002 0.002 0.001 0.001 100 100 100 100 0.25 0.25 0.25 0.25 CDLL4908 CDLL4908A CDLL4909 CDLL4909A 4.0 4.0 4.0 4.0 96 198 48 99 +25 to +100 -55 to +100 +25 to +100 -55 to +100 0.01 0.01 0.005 0.005 50 50 50 50 0.22 0.22 0.22 0.22 CDLL4910 CDLL4910A CDLL4911 CDLL4911A 4.0 4.0 4.0 4.0 19 40 10 20 +25 to +100 -55 to +100 +25 to +100 -55 to +100 0.002 0.002 0.001 0.001 50 50 50 50 0.22 0.22 0.22 0.22 CDLL4912 CDLL4912A CDLL4913 CDLL4913A 7.5 7.5 7.5 7.5 96 198 48 99 +25 to +100 -55 to +100 +25 to +100 -55 to +100 0.01 0.01 0.005 0.005 25 25 25 25 0.20 0.20 0.20 0.20 CDLL4914 CDLL4914A CDLL4915 CDLL4915A 7.5 7.5 7.5 7.5 19 40 10 20 +25 to +100 -55 to +100 +25 to +100 -55 to +100 0.002 0.002 0.001 0.001 25 25 25 25 0.20 0.20 0.20 0.20 Hz NOTE 1 Zener impedance is derived by superimposing on lZT A 60Hz rms a.c. current equal to 10% of lZT. NOTE 2 The maximum allowable change observed over the entire temperature range, per JEDEC standard No.5. NOTE 3 Zener voltage range equals 12.8 volts + 5%. 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 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: [email protected] CDLL4896 thru CDLL4915A 1000 ZENER IMPEDANCE ZZT (OHMS) 500 200 100 50 20 10 5 2 1 2 4 6 8 10 12 OPERATING CURRENT lZT (mA) FIGURE 2 CDLL4896 - CDLL4999 CDLL4900 - CDLL4903 CDLL4904 - CDLL4907 .2 .4 .6 .8 OPERATING CURRENT lZT (mA) 0.5 1.0 1.5 2.0 OPERATING CURRENT lZT (mA) 1.0 2.0 3.0 4.0 OPERATING CURRENT lZT (mA) +.0015 +.0010 +.0005 0 -.0005 -.0010 -.0015 CDLL4908 - CDLL4911 CHANGE IN TEMPERATURE COEFFICIENT ( %/°C) CHANGE IN TEMPERATURE COEFFICIENT ( %/°C) ZENER IMPEDANCE VS. OPERATING CURRENT CDLL4912 - CDLL4915 +.0015 +.0010 +.0005 0 -.0005 -.0010 -.0015 2 3 4 5 6 OPERATING CURRENT lZT (mA) 6 7 8 9 OPERATING CURRENT lZT (mA) FIGURE 3 TYPICAL CHANGE OF TEMPERATURE COEFFICIENT WITH CHANGE IN OPERATING CURRENT