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MC44602 Datasheet(PDF) 6 Page - Motorola, Inc |
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MC44602 Datasheet(HTML) 6 Page - Motorola, Inc |
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6 / 18 page 
MC44602 6 MOTOROLA ANALOG IC DEVICE DATA 80 Figure 9. Voltage Feedback Input, Voltage versus Current 0 0 100 80 60 40 20 10 20 30 40 50 L, LENGTH OF COPPER (mm) R θJA 5.0 4.0 3.0 2.0 1.0 0 PD(max) for TA = 70°C Figure 10. Voltage Feedback Input versus Current Sense Clamp Level Figure 11. Reference Short Circuit Current versus Temperature Figure 12. Reference Line and Load Regulation versus Temperature Figure 13. Reference Voltage Change versus Source Current Figure 14. Thermal Resistance and Maximum Power Dissipation versus P.C.B. Copper Length 1.0 –500 Iin, INPUT CURRENT (µA) 1.4 1.8 2.2 2.6 –400 –300 –200 –100 0 VClamp = 1.0 V VClamp = 0.7 V VClamp = 0.3 V VCC = 12 V TA = 25°C VClamp = 0.1 V VClamp = 0.5 V 1.0 0 VClamp, CURRENT SENSE CLAMP LEVEL (V) 1.4 1.8 2.2 2.6 0.2 0.4 0.6 0.8 1.0 TA = 125°C VCC = 12 V TA = –55°C 40 –55 TA, AMBIENT TEMPERATURE (°C) 120 160 200 –25 0 25 50 75 100 125 VCC = 12 V RL ≤ 0.1 Ω 3.0 –55 TA, AMBIENT TEMPERATURE (°C) –25 0 25 50 75 100 125 2.0 1.0 0 –1.0 –2.0 –3.0 –4.0 –5.0 Line Regulation VCC = 12 V to 18 V Iref = 0 mA 0 Iref, REFERENCE SOURCE CURRENT (mA) 0 30 60 90 120 150 180 –5.0 –10 –15 –20 –25 –30 TA = 125°C TA = 25°C TA = –55°C Load Regulation VCC = 12 V Iref = 1.0 mA to 20 mA TA = 25°C VCC = 12 V Graphs represent symmetrical layout 3.0 mm Printed circuit board heatsink example L L 2.0 oz Copper |
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