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AS2940 数据表(PDF) 6 Page - Sipex Corporation |
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AS2940 数据表(HTML) 6 Page - Sipex Corporation |
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6 / 8 page ![]() Rev. 10/11/00 AS2940 ELECTRICAL CHARACTERISTICS VIN = VO + 5V, IO =1A, CO = 22 µF, unless otherwise specified. 20 10 0 -10 -20 -30 0V -10 0 1020 3040 TIME ( µ µµ µs) Quiescent Current 30 50 60 3V ~ ~ ~ ~ ~ ~ ~ ~ -10 0 1020 3040 TIME ( µ µµ µs) 0 0.5 1.0 -0.5 -0.4 -0.3 -0.2 -0.1 0 0.1 0.2 0.3 0.4 0.5 Load Transient Response V IN = 10V C OUT = 22 µF T J = 25 °C V O = 5V FREQUENCY (Hz) 1 10 100 1k 10k 100k 1M Ripple Rejection V IN = 10V C OUT = 22 µF T J = 10 mA V O = 5V FREQUENCY (Hz) 1 10 100 1k 10k 100k 1M Output Impedance V IN = 10V C OUT = 22 µF T J = 50 mA V O = 5V 10.00 5.00 2.00 1.00 0.50 0.20 0.10 0.05 0.02 0.01 95 85 75 65 55 45 35 AMBIENT TEMPERATURE ( °C) Maximum Power Dissipation (TO-220) AMBIENT TEMPERATURE ( °C/W) Maximum Power Dissipation (TO-3) 0 1020 3040 5060 7080 90 100 010 20 30 60 50 80 70 90 40 100 22 20 18 16 14 12 10 8 6 4 2 0 0 2 4 6 8 10 12 14 16 18 20 22 INFINITE HEAT SINK 10 °C/W HEAT SINK NO HEAT SINK NO HEAT SINK 10 °C/W HEAT SINK INFINITE HEAT SINK AMBIENT TEMPERATURE ( °C) Maximum Power Dissipation (TO-263) (See Note 3) 0 1020 3040 5060 7080 90 100 0 1 2 3 4 Θ JA = 73 °C/W Θ JA = 50 °C/W ΘJA = 37 °C/W Θ JA = 32 °C/W |
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