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LM317K 数据表(PDF) 6 Page - STMicroelectronics |
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LM317K 数据表(HTML) 6 Page - STMicroelectronics |
6 / 25 page Electrical characteristics LM117, LM217, LM317 6/25 Doc ID 2154 Rev 18 4 Electrical characteristics VI - VO = 5 V, IO = 500 mA, IMAX = 1.5 A and PMAX = 20 W, TJ = - 55 to 150 °C for LM117, TJ = - 25 to 150 °C for LM217, unless otherwise specified. Table 4. Electrical characteristics for LM117/LM217 Symbol Parameter Test conditions Min. Typ. Max. Unit ΔVO Line regulation VI - VO = 3 to 40 V TJ = 25°C 0.01 0.02 %/V 0.02 0.05 ΔVO Load regulation VO ≤5 V IO = 10 mA to IMAX TJ = 25°C 5 15 mV 20 50 VO ≥5 V, IO = 10 mA to IMAX TJ = 25°C 0.1 0.3 % 0.3 1 IADJ Adjustment pin current 50 100 µA ΔIADJ Adjustment pin current VI - VO = 2.5 to 40V IO = 10 mA to IMAX 0.2 5 µA VREF Reference voltage (between pin 3 and pin 1) VI - VO = 2.5 to 40V IO= 10 mA to IMAX PD ≤ PMAX 1.2 1.25 1.3 V ΔVO/VO Output voltage temperature stability 1% IO(min) Minimum load current VI - VO = 40 V 3.5 5 mA IO(max) Maximum load current VI - VO ≤ 15 V, PD < PMAX 1.5 2.2 A VI - VO = 40 V, PD < PMAX, TJ = 25°C 0.4 eN Output noise voltage (percentage of VO) B = 10Hz to 100kHz, TJ = 25°C 0.003 % SVR Supply voltage rejection (1) TJ = 25°C, f = 120Hz CADJ=0 65 dB CADJ=10µF 66 80 1. CADJ is connected between pin 1 and ground. |
类似零件编号 - LM317K |
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类似说明 - LM317K |
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