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L78L08AB 数据表(PDF) 8 Page - STMicroelectronics |
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L78L08AB 数据表(HTML) 8 Page - STMicroelectronics |
8 / 19 page L78L00 SERIES 8/24 ELECTRICAL CHARACTERISTICS OF L78L18C (refer to the test circuits, TJ = 0 to 125°C, VI =27V, IO =40 mA, CI =0.33 µF, CO = 0.1 µF unless otherwise specified). ELECTRICAL CHARACTERISTICS OF L78L20C (refer to the test circuits, TJ = 0 to 125°C, VI =29V, IO =40 mA, CI =0.33 µF, CO = 0.1 µF unless otherwise specified) Symbol Parameter Test Conditions Min. Typ. Max. Unit VO Output Voltage TJ = 25°C 16.6 18 19.4 V VO Output Voltage IO = 1 to 40 mA VI =22to33V 16.2 19.8 V IO = 1 to 70 mA VI = 27 V 16.2 19.8 ∆V O Line Regulation VI =22 to33 V TJ = 25°C 320 mV VI =22 to33 V TJ = 25°C 270 ∆V O Load Regulation IO = 1 to 100 mA TJ = 25°C 170 mV IO =1to 40mA TJ = 25°C 85 Id Quiescent Current TJ = 25°C 6.5 mA TJ = 125°C 6 mA ∆I d Quiescent Current Change IO =1to 40mA 0.2 mA VI =23 to33 V 1.5 eN Output Noise Voltage B =10Hz to 100KHz TJ = 25°C 120 µV SVR Supply Voltage Rejection VI = 23 to 33 V f = 120Hz IO =40 mA TJ = 25°C 32 38 dB Vd Dropout Voltage 1.7 V Symbol Parameter Test Conditions Min. Typ. Max. Unit VO Output Voltage TJ = 25°C 18.4 20 21.6 V VO Output Voltage IO = 1 to 40 mA VI =24to33V 18 22 V IO = 1 to 70 mA VI =29V 18 22 ∆V O Line Regulation VI = 22.5 to 34 V TJ = 25°C 330 mV VI =24 to34 V TJ = 25°C 280 ∆V O Load Regulation IO = 1 to 100 mA TJ = 25°C 180 mV IO =1to 40mA TJ = 25°C 90 Id Quiescent Current TJ = 25°C 6.5 mA TJ = 125°C 6 mA ∆I d Quiescent Current Change IO =1to 40mA 0.2 mA VI =25 to33 V 1.5 eN Output Noise Voltage B =10Hz to 100KHz TJ = 25°C 120 µV SVR Supply Voltage Rejection VI = 25 to 35 V f = 120Hz IO =40 mA TJ = 25°C 31 38 dB Vd Dropout Voltage 1.7 V |
类似零件编号 - L78L08AB |
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类似说明 - L78L08AB |
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