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LD3870-2.4V Datasheet(PDF) 5 Page - Unisonic Technologies |
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LD3870-2.4V Datasheet(HTML) 5 Page - Unisonic Technologies |
5 / 7 page UTC LD3870 LINEAR INTEGRATED CIRCUIT UTC UNISONIC TECHNOLOGIES CO., LTD. 5 QW-R102-027,B TYPICAL CHARACTERISTICS 3 3.2 2.7 2.8 2.7 3.4 2.9 2.8 3.1 3 2.9 LD3870-3.0V Output Voltage vs.Input Voltage 3.1 3.2 3.3 Input Voltage, VIN (V) @:Ta=25℃ Co=4.7 μF(tantalum) Cp=0.01 μ F Io=0A Io=30mA Io=100mA 3 3.5 0 50 0 300 2.5 2 150 100 LD3870-3.0V Output Voltage vs.Output current 4 200 250 Output current, Io (mA) 1.5 1 0.5 @:Ta=25℃ VIN=4V CL=4.7 μF(tantalum) Cp=0.01 μ F 10 20 0 50 0 5 150 100 LD3870-3.0V Ground Pin Current vs.Output Current 15 200 Output current, Io (mA) 0.2 0.3 0 50 0 0.15 150 100 0.25 200 Output current, Io (mA) LD3870-3.0V Output Voltage vs.Output current 0.1 0.05 40 60 0 0.5 0 30 1.5 1 50 3.5 Control Voltage, Vcont (V) LD3870-3.0V Control Current vs. Control Voltage 20 10 3 2.5 24 3 3.5 0 0.5 03 2.5 2 1.5 1 LD3870-3.0V Output Voltage vs.Control Voltage 4 2 2.5 Control Voltage, Vcont (V) 1.5 1 0.5 @:Ta=25℃ VIN=4V CL=4.7 μF(tantalum) Cp=0.01 μ F @:Ta=25℃ CL=4.7 μF(tantalum) Cp=0.01 μ F Rc=50kΩ Rc=0Ω Rc=100kΩ @:Ta=25℃ VIN=4V CL=4.7 μF(tantalum) Cp=0.01 μ F Io=30mA Rc=50kΩ Rc=0Ω Rc=100kΩ @: VIN=4V Ta=25 ℃ CL=4.7 μF Cp=0.01 μF Io=30mA |
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