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CDLL257 Datasheet(PDF) 1 Page - Microsemi Corporation |
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CDLL257 Datasheet(HTML) 1 Page - Microsemi Corporation |
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1 / 1 page 6 LAKE STREET, LAWRENCE, MASSACHUSETTS 01841 PHONE (978) 620-2600 FAX (978) 689-0803 WEBSITE: http://www.microsemi.com 87 ELECTRICAL CHARACTERISTICS @ 25°C, unless otherwise specified MINIMUM MINIMUM DYNAMIC KNEE MAXIMUM TYPE REGULATOR CURRENT IMPEDANCE IMPEDANCE LIMITING PEAK NUMBER l p (mA) @ VS = 25V @VS = 25V @VK = 6.0 V VOLTAGE OPERATING (Note 1) ZS (K) ZK(K) @ lL = 0.8 l p (min) VOLTAGE NOM MIN MAX (Note 2) (Note 3) VL (VOLTS) VOLTS CDLL250 5.10 4.59 5.61 100 4.0 3.67 80 CDLL251 5.60 5.04 6.16 90 4.0 4.03 80 CDLL252 6.20 5.58 6.82 80 3.0 4.46 70 CDLL253 6.80 6.12 7.48 70 2.0 4.90 70 CDLL254 7.50 6.75 8.25 50 1.5 5.40 60 CDLL255 8.20 7.38 9.02 30 1.5 5.90 60 CDLL256 9.10 8.19 10.01 20 1.0 6.55 50 CDLL257 10.00 9.00 11.10 10 1.0 7.20 50 NOTE 1 Pulse measurement @ 1% duty cycle, 10 milliseconds maximum. NOTE 2 ZS is derived by superimposing A 90Hz RMS signal equal to 10% of VS on VS NOTE 3 ZK is derived by superimposing A 90Hz RMS signal equal to 10% of VK on VK MAXIMUM RATINGS Operating Temperature: -65°C to +175°C Storage Temperature: -65°C to +175°C DC Power Dissipation: 500 mW @ +50°C Power Derating: 4 mW / °C above +50°C • CURRENT REGULATOR DIODES • LEADLESS PACKAGE FOR SURFACE MOUNT • CONSTANT CURRENT OVER WIDE VOLTAGE RANGE • HIGH SOURCE IMPEDANCE • METALLURGICALLY BONDED 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): 25 °C/W maximum POLARITY: Diode to be operated with the band (cathode) end negative. 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. CDLL250 thru CDLL257 MILLIMETERS INCHES DIM MIN MAX MIN MAX D 2.39 2.66 .094 .105 F 0.41 0.55 .016 .022 G 4.80 5.20 .189 .205 G1 4.11 REF. .159 REF. S 0.03 MIN. .001 MIN. |
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