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MAX765C/D датащи(PDF) 3 Page - Maxim Integrated Products |
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MAX765C/D датащи(HTML) 3 Page - Maxim Integrated Products |
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3 / 12 page ![]() -5V/-12V/-15V or Adjustable, High-Efficiency, Low IQ DC-DC Inverters _______________________________________________________________________________________ 3 Note 1: See Maximum Output Current vs. Supply Voltage graph in the Typical Operating Characteristics. Guarantees are based on correlation to switch on-time, switch off-time, on-resistance, and peak current rating. Note 2: Circuit of Figure 2. ELECTRICAL CHARACTERISTICS (continued) (V+ = 5V, ILOAD = 0mA, CREF = 0.1µF, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.) IVOUTI + (V+) ≥ 10V ILXI + (V+) ≤ 20V IVOUTI + (V+) ≥ 10V CONDITIONS µs 1.8 2.3 2.8 tOFF Minimum Switch Off-Time µs 12 16 20 tON Maximum Switch On-Time A 0.5 0.75 IPEAK Peak Current at LX ±30 ±10 µA ±5 LX Leakage Current Ω 1.4 2.5 LX On-Resistance UNITS MIN TYP MAX SYMBOL PARAMETER MAX76_C MAX76_E MAX76_M __________________________________________Typical Operating Characteristics (V+ = 5V, VOUT = -5V, TA = +25°C, unless otherwise noted.) 100 0 0.1 10 1000 MAX764 EFFICIENCY vs. LOAD CURRENT LOAD CURRENT (mA) 90 80 70 60 50 40 30 20 10 1 100 CIRCUIT OF FIGURE 2 VOUT = -5V ±4% V+ = 5V V+ = 10V V+ = 15V 100 0 0.1 10 1000 MAX765 EFFICIENCY vs. LOAD CURRENT LOAD CURRENT (mA) 90 80 70 60 50 40 30 20 10 1 100 V+ = 8V V+ = 5V CIRCUIT OF FIGURE 2 VOUT = -12V ±4% 100 0 0.1 10 1000 MAX766 EFFICIENCY vs. LOAD CURRENT LOAD CURRENT (mA) 90 80 70 60 50 40 30 20 10 1 100 V+ = 5V CIRCUIT OF FIGURE 2 VOUT = -15V ±4% |
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