Datasheet LTC3809-1 (Analog Devices) - 6
| 制造商 | Analog Devices |
| 描述 | No RSENSE , Low Input Voltage, Synchronous DC/DC Controller with Output Tracking |
| 页数 / 页 | 24 / 6 — TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. … |
| 文件格式/大小 | PDF / 267 Kb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Oscillator Frequency. Shutdown Quiescent Current
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LTC3809-1
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Oscillator Frequency Oscillator Frequency Shutdown Quiescent Current vs Temperature vs Input Voltage vs Input Voltage
10 5 18 8 4 16 6 T (%) 3 14 4 2 12 2 1 10 0 0 8 –2 –1 6 –4 –2 SHUTDOWN CURRENT (μA) –6 4 NORMALIZED FREQUENCY (%) –3 –8 NORMALIZED FREQUENCY SHIF –4 2 –10 –5 0 –60 –40 –20 0 20 40 60 80 100 2 3 4 5 6 7 8 9 10 2 3 4 5 6 7 8 9 10 TEMPERATURE (°C) INPUT VOLTAGE (V) INPUT VOLTAGE (V) 38091 G17 38091 G18 38091 G19
TRACK/SS Start-Up Current Sleep Current vs Input Voltage vs TRACK/SS Voltage
130 1.04 120 1.00 110 0.96 100 TUP CURRENT (μA) AR 0.92 90 SLEEP CURRENT (μA) 0.88 80 TRACK/SS ST 70 0.84 2 3 4 5 6 7 8 9 10 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 INPUT VOLTAGE (V) TRACK/SS VOLTAGE (V) 38091 G20 38091 G21 38091fc 6
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Oscillator Frequency Oscillator Frequency Shutdown Quiescent Current vs Temperature vs Input Voltage vs Input Voltage
10 5 18 8 4 16 6 T (%) 3 14 4 2 12 2 1 10 0 0 8 –2 –1 6 –4 –2 SHUTDOWN CURRENT (μA) –6 4 NORMALIZED FREQUENCY (%) –3 –8 NORMALIZED FREQUENCY SHIF –4 2 –10 –5 0 –60 –40 –20 0 20 40 60 80 100 2 3 4 5 6 7 8 9 10 2 3 4 5 6 7 8 9 10 TEMPERATURE (°C) INPUT VOLTAGE (V) INPUT VOLTAGE (V) 38091 G17 38091 G18 38091 G19
TRACK/SS Start-Up Current Sleep Current vs Input Voltage vs TRACK/SS Voltage
130 1.04 120 1.00 110 0.96 100 TUP CURRENT (μA) AR 0.92 90 SLEEP CURRENT (μA) 0.88 80 TRACK/SS ST 70 0.84 2 3 4 5 6 7 8 9 10 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 INPUT VOLTAGE (V) TRACK/SS VOLTAGE (V) 38091 G20 38091 G21 38091fc 6