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MAX1830 Fiches technique(PDF) 5 Page - Maxim Integrated Products |
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MAX1830 Fiches technique(HTML) 5 Page - Maxim Integrated Products |
5 / 13 page 3A, 1MHz, Low-Voltage, Step-Down Regulators with Synchronous Rectification and Internal Switches _______________________________________________________________________________________ 5 0.10 -0.25 0.001 0.01 0.1 1 10 NORMALIZED OUTPUT ERROR vs. OUTPUT CURRENT OUTPUT CURRENT (A) -0.10 -0.05 0 -0.15 -0.20 0.05 VIN = 3.3V VOUT = 1.5V L = 1.5 µH VIN = 5.0V VOUT = 1.5V L = 1.5 µH 0 400 200 800 600 1000 1200 0 1.0 1.5 0.5 2.0 2.5 3.0 SWITCHING FREQUENCY vs. OUTPUT CURRENT OUTPUT CURRENT (A) VIN = 3.3V, VOUT = 1.5V, L = 1.5 µH VIN = 5.0V, VOUT = 1.5V, L = 1.5 µH 400 µs/div STARTUP AND SHUTDOWN VSHDN 5V/div IIN 1A/div VOUT 1V/div MAX1830 toc06 VIN = 3.3V, VOUT = 1.5V, ROUT = 0.5 Ω, RTOFF = 82kΩ, L = 1.5µH LOAD-TRANSIENT RESPONSE VOUT 50mV/div AC-COUPLE IOUT 2A/div MAX1830 toc07 VIN = 3.3V, VOUT = 1.5V, RTOFF = 82k Ω, L = 1.5µH, IOUT = 0.1A TO 3A 10 µs/div 0 20 µs/div LINE-TRANSIENT RESPONSE VIN 2V/div VOUT 50mV/div AC-COUPLED MAX1830 toc08 VOUT = 1.8V, IOUT = 1A, RTOFF = 75k Ω, L = 1.5µH Typical Operating Characteristics (continued) (Circuit of Figure 1, TA = +25°C, unless otherwise noted.) |
Numéro de pièce similaire - MAX1830 |
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Description similaire - MAX1830 |
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