Datasheet LTC3410-1.875 (Analog Devices) - 3
| 制造商 | Analog Devices |
| 描述 | 2.25MHz, 300mA Synchronous Step-Down Regulator in SC70 |
| 页数 / 页 | 16 / 3 — TYPICAL PERFOR A CE CHARACTERISTICS. (From Figure 1). Efficiency vs Input … |
| 文件格式/大小 | PDF / 238 Kb |
| 文件语言 | 英语 |
TYPICAL PERFOR A CE CHARACTERISTICS. (From Figure 1). Efficiency vs Input Voltage. Efficiency vs Output Current. Output Voltage
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LTC3410-1.875
W U TYPICAL PERFOR A CE CHARACTERISTICS (From Figure 1) Efficiency vs Input Voltage Efficiency vs Output Current
100 100 IOUT = 100mA 90 90 80 80 IOUT = 10mA 70 IOUT = 250mA 70 IOUT = 1mA 60 50 60 40 EFFFICIENCY (%) EFFICIENCY (%) 50 IOUT = 0.1mA 30 20 VIN = 2.7V 40 VIN = 3.6V 10 VIN = 4.2V 30 0 2.5 3 3.5 4 4.5 5 5.5 0.1 1 10 100 1000 INPUT VOLTAGE (V) OUTPUT CURRENT (mA) 34101875 G01 34101875 G02
Output Voltage Oscillator Frequency vs Temperature vs Temperature
1.911 2.7 VIN = 3.6V VIN = 3.6V 2.6 1.899 2.5 1.887 2.4 2.3 1.875 2.2 1.863 2.1 OUTPUT VOLTAGE (V) 2.0 1.851 OSCILLATOR FREQUENCY (MHz) 1.9 1.839 1.8 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) 34101875 G03 34101875 G04
Oscillator Frequency vs Supply Voltage Output Voltage vs Load Current
2.7 1.900 1.895 2.6 1.890 2.5 1.885 2.4 1.880 2.3 1.875 2.2 1.870 2.1 OUTPUT VOLTAGE (V) 1.865 2.0 1.860 OSCILLATOR FREQUENCY (MHz) 1.9 1.855 1.8 1.850 2 3 4 5 6 0 100 200 300 400 SUPPLY VOLTAGE (V) LOAD CURRENT (mA) 34101875 G05 34101875 G06 34101875f 3
W U TYPICAL PERFOR A CE CHARACTERISTICS (From Figure 1) Efficiency vs Input Voltage Efficiency vs Output Current
100 100 IOUT = 100mA 90 90 80 80 IOUT = 10mA 70 IOUT = 250mA 70 IOUT = 1mA 60 50 60 40 EFFFICIENCY (%) EFFICIENCY (%) 50 IOUT = 0.1mA 30 20 VIN = 2.7V 40 VIN = 3.6V 10 VIN = 4.2V 30 0 2.5 3 3.5 4 4.5 5 5.5 0.1 1 10 100 1000 INPUT VOLTAGE (V) OUTPUT CURRENT (mA) 34101875 G01 34101875 G02
Output Voltage Oscillator Frequency vs Temperature vs Temperature
1.911 2.7 VIN = 3.6V VIN = 3.6V 2.6 1.899 2.5 1.887 2.4 2.3 1.875 2.2 1.863 2.1 OUTPUT VOLTAGE (V) 2.0 1.851 OSCILLATOR FREQUENCY (MHz) 1.9 1.839 1.8 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 TEMPERATURE (°C) TEMPERATURE (°C) 34101875 G03 34101875 G04
Oscillator Frequency vs Supply Voltage Output Voltage vs Load Current
2.7 1.900 1.895 2.6 1.890 2.5 1.885 2.4 1.880 2.3 1.875 2.2 1.870 2.1 OUTPUT VOLTAGE (V) 1.865 2.0 1.860 OSCILLATOR FREQUENCY (MHz) 1.9 1.855 1.8 1.850 2 3 4 5 6 0 100 200 300 400 SUPPLY VOLTAGE (V) LOAD CURRENT (mA) 34101875 G05 34101875 G06 34101875f 3