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LTC3869-2 Datasheet(PDF) 8 Page - Linear Technology |
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LTC3869-2 Datasheet(HTML) 8 Page - Linear Technology |
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8 / 54 page  LTC3838 8 3838fa TYPICAL PERFORMANCE CHARACTERISTICS CLKOUT/Switching Frequency vs Input Voltage CLKOUT/Switching Frequency vs Temperature tON(MIN) and tOFF(MIN) vs VOUT (Voltage on SENSE– Pin) tON(MIN) and tOFF(MIN) vs Voltage on VIN Pin tON(MIN) and tOFF(MIN) vs Switching Frequency Output Regulation vs Input Voltage Error Amplifier Transconductance vs Temperature Output Regulation vs Load Current Output Regulation vs Temperature VIN (V) 0 –0.2 –0.1 0 0.1 0.2 510 15 20 3838 G18 25 30 35 40 CHANNEL 1 CHANNEL 2 VOUT = 0.6V ILOAD = 5A VOUT NORMALIZED AT VIN = 15V ILOAD (A) 0 0 0.1 8 3838 G19 –0.1 –0.2 2 4 6 10 0.2 CHANNEL 1 CHANNEL 2 VIN = 15V VOUT = 0.6V VOUT NORMALIZED AT ILOAD = 4A TEMPERATURE (°C) –50 –0.6 –0.4 –0.2 0 0.2 050 100 150 3838 G20 0.4 0.6 –25 25 75 125 CHANNEL 1 CHANNEL 2 VIN = 15V VOUT = 0.6V ILOAD = 0A VOUT NORMALIZED AT TA = 25°C VIN (V) 0 –2 –1 0 1 2 510 15 20 3838 G21 25 30 35 40 VOUT = 0.6V ILOAD = 5A f = 500kHz FREQUENCY NORMALIZED AT VIN = 15V TEMPERATURE (°C) –50 –2 –1 0 1 2 –25 0 25 50 3838 G23 75 100 125 150 VIN = 15V, VOUT = 0.6V ILOAD = 0A f = 500kHz FREQUENCY NORMALIZED AT TA = 25°C VSENSE – (V) 0 0 20 40 60 1 2 34 3838 G24 5 80 100 10 30 50 70 90 6 VIN = 38V RT ADJUSTED FOR fCLKOUT = 2MHz tOFF(MIN) tON(MIN) VIN (V) 0 0 20 40 60 5 10 15 20 3838 G25 35 30 25 80 100 10 30 50 70 90 40 VOUT = 0.6V RT ADJUSTED FOR fCLKOUT = 2MHz tOFF(MIN) tON(MIN) CLKOUT/SWITCHING FREQUENCY (kHz) 200 0 20 40 60 500 800 1100 1400 3838 G26 1700 80 100 10 30 50 70 90 2000 VIN = 38V VOUT = 0.6V tOFF(MIN) tON(MIN) TEMPERATURE (°C) –50 1.50 1.55 1.60 1.65 1.70 050 100 150 3838 G27 1.75 1.80 –25 25 75 125 |
Similar Part No. - LTC3869-2 |
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Similar Description - LTC3869-2 |
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