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MAX8575 Datasheet(PDF) 4 Page - Maxim Integrated Products |
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MAX8575 Datasheet(HTML) 4 Page - Maxim Integrated Products |
4 / 11 page High-Efficiency LCD Boost with True Shutdown 4 _______________________________________________________________________________________ EFFICIENCY vs. BATTERY VOLTAGE (FIGURE 4) BATTERY VOLTAGE (V) 10 8 6 4 2 50 60 70 80 90 100 40 012 L1 = MURATA LQH32CN220K23 5mA LOAD 1mA LOAD VCC = 3.6V EFFICIENCY vs. LOAD CURRENT WITH 22 µH INDUCTOR LOAD CURRENT (mA) 10 1 50 60 70 80 90 100 40 0.1 100 MAX8574, TOKO A914BYW-220M MAX8571, MURATA LQH32CN220K23 MAX8570, MURATA LQH32CN220K23 EFFICIENCY vs. LOAD CURRENT WITH 47 µH INDUCTOR LOAD CURRENT (mA) 10 1 50 60 70 80 90 100 40 0.1 100 MAX8570, L1 = MURATA LQH32CN470K23 MAX8571, L1 = TOKO A914BYW-470M PEAK INDUCTOR CURRENT LIMIT vs. SUPPLY VOLTAGE SUPPLY VOLTAGE (V) 5.1 4.7 4.3 3.9 3.5 3.1 100 200 300 400 500 600 700 0 2.7 5.5 MAX8574 MAX8571 MAX8570 SUPPLY CURRENT vs. LOAD CURRENT LOAD CURRENT (mA) 10 5 20 40 60 80 100 120 0 015 L1 = MURATA LQH32CN220K23 NO-LOAD CURRENT vs. SUPPLY VOLTAGE SUPPLY VOLTAGE (V) 5 4 1 2 3 10 20 30 40 50 60 70 80 0 06 R1 = 3.9M Ω R2 = 287k Ω R1 = 7.87M Ω R2 = 576k Ω MAX8573, FIGURE 3 L1 = MURATA LQH32CN220K23 NO SWITCHING LINE TRANSIENT 3V TO 5.5V (MAX8571) MAX8570/71/73/74/75 toc13 100 µs/div VCC VOUT 200mV/div (AC-COUPLED) 2V/div 0 3.6k Ω LOAD, R1 = 3.9MΩ, R2 = 287kΩ LINE TRANSIENT 3V TO 5.5V (FIGURE 3, MAX8573) MAX8570/71/73/74/75 toc14 100 µs/div VCC VOUT 200mV/div (AC-COUPLED) 2V/div 0 3k ΩLOAD Typical Operating Characteristics (continued) (MAX8571, VCC = 3.6V, VOUT = 18V, Circuit of Figure 2, TA = +25 °C, unless otherwise noted.) |
Similar Part No. - MAX8575 |
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Similar Description - MAX8575 |
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