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MAX1684-MAX1685 Datasheet(PDF) 6 Page - Maxim Integrated Products |
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MAX1684-MAX1685 Datasheet(HTML) 6 Page - Maxim Integrated Products |
6 / 16 page Low-Noise, 14V Input, 1A, PWM Step-Down Converters 6 _______________________________________________________________________________________ Typical Operating Characteristics (continued) (Circuit of Figure 1, TA = +25°C, unless otherwise noted.) 1.0 1.2 1.1 1.4 1.3 1.7 1.6 1.5 1.8 04 2 6 8 101214 MAXIMUM LOAD CURRENT vs. INPUT VOLTAGE INPUT VOLTAGE (V) PWM OR NORMAL MODE 0 200 600 400 1,000 1,200 800 1,400 06 2 8 10 12 14 16 SAFE OPERATING AREA INPUT VOLTAGE (V) VOUT = 3.3V 4 0 100 300 200 400 0 200 400 600 800 1,000 DROPOUT VOLTAGE vs. LOAD CURRENT LOAD CURRENT (mA) VOUT = 3.3V VOUT = 5V INDUCTOR RESISTANCE INCLUDED 0 100 50 200 150 250 300 4 678 5 9 10 11 12 13 14 15 NO-LOAD SUPPLY CURRENT vs. INPUT VOLTAGE (VOUT = 3.3V) INPUT VOLTAGE (V) NORMAL MODE LOW-POWER MODE SCHOTTKY LEAKAGE CURRENT INCLUDED ILOAD 500mA/div VOUT 50mV/div 2ms/div LOAD-TRANSIENT RESPONSE MAX1684/85-16 MAX1684, ILOAD = 0.1mA TO 1A, VOUT = 3.3V, VIN = 5V, SYNC/PWM = 3.3V 2.0 2.5 3.0 3.5 4.0 4.5 5.0 46 5 7 8 9 10 11 12 MAX1684 NO-LOAD SUPPLY CURRENT vs. INPUT VOLTAGE (VOUT = 3.3V, PWM MODE) INPUT VOLTAGE (V) 2.7 8 7 6 10 9 14 13 12 11 15 02468 10 12 14 PWM FIXED-FREQUENCY OPERATION AREA OUTPUT VOLTAGE (V) MAX1685 MAX1684 VOUT 20mV/div ILX 100mA/div 1 µs/div SWITCHING WAVEFORM MAX1684/85-17 MAX1684, ILOAD = 100mA, VOUT = 3.3V, VIN = 5V, SYNC/PWM = 3.3V VLX 5V/div ILX 100mA/div 1 µs/div SWITCHING WAVEFORM MAX1684/85-18 MAX1684, ILOAD = 100mA, VOUT = 3.3V, VIN = 5V, SYNC/PWM = 3.3V |
Similar Part No. - MAX1684-MAX1685 |
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Similar Description - MAX1684-MAX1685 |
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