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WT78L06G Datasheet(PDF) 7 Page - Weitron Technology |
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WT78L06G Datasheet(HTML) 7 Page - Weitron Technology |
7 / 10 page WEITRON http://www.weitron.com.tw WT78LXX 7/10 23-Mar-07 Parameter Symbol Min Typ Max Unit V Output Voltage Vin=27V, IO=40mA, Tj=25°C 21V ≤ Vin ≤ 33V, 1mA ≤ IO ≤ 40mA 21V≤ Vin ≤Vmax, 1mA≤ IO ≤70mA (Note2) Line Regulation 21V ≤ Vin ≤ 33V, IO=40mA, Tj=25°C 22V ≤ Vin ≤ 33V, IO=40mA, Tj=25°C WT78L18 (Refer to the test circuits, Tj=0~125°C, IO=40mA, Vin=27V, Cin=0.33µF, CO=0.1µF unless otherwise specified) 18.0 - 17.46 17.10 18.54 18.90 145 135 - - 300 250 mV Load Regulation Vin = 27V, 1mA ≤ IO ≤ 100mA, Tj=25°C Vin = 27V, 1mA ≤ IO ≤ 40mA, Tj=25°C Quiescent Current Vin = 27V, IO =0mA, Tj=25°C 30 15 - - 170 85 mV VO VO VO 2.0 - 6.0 mA IQ Quiescent Current Change Vin = 27V, 1mA ≤ IO ≤ 40mA 21V ≤ Vin ≤ 33V, IO=40mA - - - - 0.1 1.5 mA IQ Output Noise Voltage 10Hz ≤ f ≤ 100KHz 150 - - µV Vn Dropout Voltage IO = 100mA, Tj=25°C 1.7 - - V VD Temperature Coefficient of Output Voltage IO = 5mA, 0°C ≤ Tj ≤ 125°C -1.8 - - mV/°C VO / Tj Temperature Coefficient of Output Voltage IO = 5mA, 0°C ≤ Tj ≤ 125°C -2.0 - - mV/°C VO / Tj Ripple Rejection 23V ≤ Vin ≤ 33V, f=120Hz, Tj=25°C 48 34 - dB RR A-Rank(3%) B-Rank(5%) Parameter Symbol Min Typ Max Unit V Output Voltage Vin=33V, IO=40mA, Tj=25°C 27V ≤ Vin ≤ 38V, 1mA ≤ IO ≤ 40mA 27V≤ Vin ≤Vmax, 1mA≤ IO ≤70mA (Note2) Line Regulation 27V ≤ Vin ≤ 38V, IO=40mA, Tj=25°C 28V ≤ Vin ≤ 38V, IO=40mA, Tj=25°C 24.0 - 23.28 22.80 24.72 25.20 160 150 - - 300 250 mV Load Regulation Vin = 33V, 1mA ≤ IO ≤ 100mA, Tj=25°C Vin = 33V, 1mA ≤ IO ≤ 40mA, Tj=25°C Quiescent Current Vin = 33V, IO =0mA, Tj=25°C 40 20 - - 200 100 mV VO VO VO 2.2 - 6.0 mA IQ Quiescent Current Change Vin = 33V, 1mA ≤ IO ≤ 40mA 27V ≤ Vin ≤ 38V, IO=40mA - - - - 0.1 1.5 mA IQ Output Noise Voltage 10Hz ≤ f ≤ 100KHz 200 - - µV Vn Dropout Voltage IO = 100mA, Tj=25°C 1.7 - - V VD Ripple Rejection 27V ≤ Vin ≤ 38V, f=120Hz, Tj=25°C 45 34 - dB RR A-Rank(3%) B-Rank(5%) WT78L24 (Refer to the test circuits, Tj=0~125°C, IO=40mA, Vin=33V, Cin=0.33µF, CO=0.1µF unless otherwise specified) Note1: The Maximum steady state usable output current is dependent on input voltage, heat sinking, lead length of the package and copper of PCB .The data above represent pulse test conditions with junction temperatures specified at the initiation of test. Note2: Power dissipation<0.75W |
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