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MAXM17543 数据表(PDF) 6 Page - Maxim Integrated Products |
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MAXM17543 数据表(HTML) 6 Page - Maxim Integrated Products |
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6 / 18 page ![]() (VIN = 4.5V to 42V, VOUT = 0.9 to 12V, IOUT = 0A–2.5A, TA = +25°C, unless otherwise noted.) INPUT VOLTAGE RIPPLE VIN = 24V, VOUT= 5V, IOUT = 2.5A, MODE = SGND 200mV/div (AC- COUPLED) toc22 2µs/div VIN 11.0 11.2 11.4 11.6 11.8 12.0 12.2 12.4 12.6 12.8 13.0 0 500 1000 1500 2000 2500 OUTPUT CURRENT (mA) LOAD REGULATION VOUT = 12V, PFM MODE toc17 MODE = OPEN VIN = 24V, fSW = 1.8MHz VIN = 36V, fSW = 1.8MHz 11.00 11.20 11.40 11.60 11.80 12.00 12.20 12.40 12.60 12.80 13.00 0 500 1000 1500 2000 2500 OUTPUT CURRENT (mA) LOAD REGULATION VOUT = 12V, PWM MODE toc18 MODE = SGND VIN = 24V, fSW = 1.8MHz VIN = 36V, fSW = 1.8MHz OUTPUT VOLTAGE RIPPLE VIN = 24V, VOUT= 3.3V, IOUT = 2.5A, MODE = SGND 20mV/div (AC- COUPLED) toc19 2µs/div VOUT LOAD CURRENT TRANSIENT RESPONSE VIN = 24V, VOUT = 3.3V, IOUT = 0.05A - 1.25A, MODE = OPEN 1A/div toc23 200µs/div VOUT IOUT 200mV/div (AC COUPLED) OUTPUT VOLTAGE RIPPLE VIN = 24V, VOUT= 5V, IOUT = 2.5A, MODE = SGND 20mV/div (AC- COUPLED) toc20 2µs/div VOUT INPUT VOLTAGE RIPPLE VIN = 24V, VOUT= 3.3V, IOUT= 2.5A, MODE = SGND 100mV/div (AC- COUPLED) toc21 2µs/div VIN Maxim Integrated │ 6 www.maximintegrated.com MAXM17543 4.5V to 42V, 2.5A High-Efficiency, DC-DC Step-Down Power Module with Integrated Inductor Typical Operating Characteristics (continued) |
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