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LM2594HVM-3.3 Scheda tecnica(PDF) 9 Page - Texas Instruments |
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LM2594HVM-3.3 Scheda tecnica(HTML) 9 Page - Texas Instruments |
9 / 41 page LM2594, LM2594HV www.ti.com SNVS118C – DECEMBER 1999 – REVISED APRIL 2013 Typical Performance Characteristics Continuous Mode Switching Waveforms Discontinuous Mode Switching Waveforms VIN = 20V, VOUT = 5V, ILOAD = 400 mA VIN = 20V, VOUT = 5V, ILOAD = 200 mA L = 100 μH, COUT = 120 μF, COUT ESR = 140 mΩ L = 33 μH, COUT = 220 μF, COUT ESR = 60 mΩ A: Output Pin Voltage, 10V/div. A: Output Pin Voltage, 10V/div. B: Inductor Current 0.2A/div. B: Inductor Current 0.2A/div. C: Output Ripple Voltage, 20 mV/div. C: Output Ripple Voltage, 20 mV/div. Figure 16. Horizontal Time Base: 2 μs/div. Figure 17. Horizontal Time Base: 2 μs/div. Load Transient Response for Continuous Mode Load Transient Response for Discontinuous Mode VIN = 20V, VOUT = 5V, ILOAD = 200 mA to 500 mA VIN = 20V, VOUT = 5V, ILOAD = 100 mA to 200 mA L = 100 μH, COUT = 120 μF, COUT ESR = 140 mΩ L = 33 μH, COUT = 220 μF, COUT ESR = 60 mΩ A: Output Voltage, 50 mV/div. (AC) B: 100 mA to 200 mA Load Pulse A: Output Voltage, 50 mV/div. (AC) B: 200 mA to 500 mA Load Pulse Figure 18. Horizontal Time Base: 50 μs/div. Figure 19. Horizontal Time Base: 200 μs/div. Copyright © 1999–2013, Texas Instruments Incorporated Submit Documentation Feedback 9 Product Folder Links: LM2594 LM2594HV |
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