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SLS431 Datasheet(PDF) 1 Page - SHENZHEN SLS TECHNOLOGY CO.,LTD. |
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SLS431 Datasheet(HTML) 1 Page - SHENZHEN SLS TECHNOLOGY CO.,LTD. |
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1 / 3 page ![]() SLS SEMICONDUCTOR (SHENZHEN) CO.,LTD. SOT-23 精密可调电压基准/SOT-23 Encapsulate Precision Adjustable Reference Source SLS431 (Precision Adjustable Reference Source) 印章/Marking:431 特点/Features: 输入电压范围宽,可达 36V; 动态输出电阻低,典型值约为 0.2Ω; 阴极电流能力 1~100mA; 用途/Applications: 线性调整电路、可调电源及开关电源电路。 极限参数/Absolute maximum ratings(Ta=25℃) 参数/Parameter 符号/ Symbol 数值/Value 单位/Unit 阴极电压/Cathode Voltage V KA 37 V 阴极电流范围/Cathode Current Range I KA -100~100 mA 基准电流输入范围/Reference Input Current Range I REF 0.05~10 mA 功率/Power Dissipation P D 300 mW 使用温度/Operating Temperature Topr 0~70 ℃ 储存温度/Storage Temperature Tstg -65~150 ℃ 电性能参数/Electrical characteristics (Ta=25℃) 参数 符号 测试条件 最小值 典型值 最大值 单位 基准输入电压 V ref V KA=Vref,IKA=10mA 2.445 2.495 * 2.545 V 2.450 2.500 * 2.550 基准电压温度漂移 ΔV ref/ΔT V KA=Vref,IC=100μA, T A=0~70℃ 4.5 17 mV 基准与阴极电压变 化比率 ΔV ref/ΔVKA IKA=10mA,ΔVKA =10V~Vref -1.0 -2.7 mV/V IKA=10mA,ΔVKA =36V~10V -0.5 -2.0 mV/V 基准输入电流 I REF IKA=10mA,R1=10KΩ,R2=∞ 1.5 4 μA 基准输入电流温度 变化率 ΔI REF /ΔT IKA=10mA,R1=10KΩ,R2=∞ T A=40~120℃ 0.4 1.2 μA 最小稳压阴极电流 IKA(MIN) V KA=Vref 0.45 1.0 mA OFF 阴极电流 IKA(OFF) V KA=36V, Vref =0 0.05 1.0 μA 动态阻抗 ZKA V KA= Vref, IKA=1~100mA f≤1.0KHz 0.2 0.5 Ω Vref 分档/Classification of Vref 档位/Rank 0.5% 1% 2% 范围/Range 2.483~2.507 2.470~2.520 2.445~2.545 2.487~2.512 2.475~2.525 2.450~2.550 *根据使用要求选择合适的电压规格产品。 |
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