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LD3870-2.5V Datasheet(PDF) 1 Page - Unisonic Technologies |
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LD3870-2.5V Datasheet(HTML) 1 Page - Unisonic Technologies |
1 / 7 page UTC LD3870 LINEAR INTEGRATED CIRCUIT UTC UNISONIC TECHNOLOGIES CO., LTD. 1 QW-R102-027,B LOW DROPOUT VOLTAGE REGULATOR DESCRIPTION The UTC LD3870 is low dropout voltage regulator designed for cellular phone application. FEATURES * High Ripple Rejection: 56dB≤RR(DC<f<60kHz) 66dB typ. (f=100Hz) 60dB typ. (f=1kHz) * Output Noise Voltage: Vno=30ΜV , Cp=0.01μF * Output Current: Io(max)=150mA * High Precision Output: Vo±2% * Low Dropout Voltage: △Vl-o=0.12V typ. (Io=60mA,Vo≥1.8V) * Input Voltage range: +2~+14V(Vo=1.5V Version) * ON/OFF Control: Active High * Output capacitor with 4.7uF ceramic capacitor * Internal Short Circuit Current Limit * Internal Thermal Overload Protection SOT-25 1 2 3 4 5 1:CONTROL(Active High) 2:GND 3:NOISE BYPASS 4:VOUT 5: VIN MARKING INFORMATION PART NUMBER VOLTAGE VOLATGE CODE PART NUMBER VOLTAGE VOLATGE CODE MARKING LD3870-1.5V 1.5V 15 LD3870-3.1V 3.1V 31 LD3870-1.8V 1.8V 18 LD370-3.2V 3.2V 32 LD3870-1.9V 1.9V 19 LD3870-3.3V 3.3V 33 LD3870-2.0V 2.0V 20 LD3870-3.4V 3.4V 34 LD3870-2.1V 2.1V 21 LD3870-3.5V 3.5V 35 LD3870-2.3V 2.3V 23 LD3870-3.6V 3.6V 36 LD3870-2.4V 2.4V 24 LD3870-3.8V 3.8V 38 LD3870-2.5V 2.5V 25 LD3870-4.0V 4.0V 40 LD3870-2.6V 2.6V 26 LD3870-4.5V 4.5V 45 LD3870-2.7V 2.7V 27 LD3870-4.6V 4.6V 46 LD3870-2.8V 2.8V 28 LD3870-4.7V 4.7V 47 LD3870-2.85V 2.85V 2J LD3870-4.8V 4.8V 48 LD3870-2.9V 2.9V 29 LD3870-5.0V 5.0V 50 LD3870-3.0V 3.0V 30 5 4 3 VOLTAGE CODE 21 M B |
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