4 / 9 page 上海大缔微电子有限公司 DF1117 1A 低压差稳压器 4 of 4 参数 型号 测试条件 最小 标准 最大 单位 负载调整率 DF1117-ADJ (VIN - VOUT) =3V, 10mA ≤IOUT ≤1A 0.1 0.2 0.3 0.4 % % DF1117-1.5 VIN=5V, 0≤IOUT ≤1A 3 6 10 20 mV mV DF1117-1.8 VIN=5V, 0≤IOUT≤1A 3 6 10 20 mV mV DF1117-2.5 VIN=5V, 0≤IOUT ≤1A 3 6 12 20 mV mV DF1117-2.85 VIN=5V, 0 ≤IOUT≤1A 3 6 12 20 mV mV DF1117-3.3 VIN=5V, 0 ≤IOUT≤1A 3 7 15 25 mV mV DF1117-5.0 VIN=8V, 0≤IOUT ≤1A 5 10 20 35 mV mV 偏差电压 (VIN - VOUT) DF1117-1.5/-1.8/ -2.5/-2.85/-3.3/-5.0 ∆VOUT , ∆VREF = 1%, IOUT = 1A (Note 4) 1.1 1.3 V 限制电流 DF1117-1.5/-1.8/ -2.5/-2.85/-3.3/-5.0 (VIN - VOUT) = 5V 900 1,100 1,500 mA 最低负载电流 DF1117 (VIN - VOUT) = 12V (Note 5) 5 10 mA 静态电流 DF1117/-1.5/-1.8/ -2.5/-2.85/-3.3/-5.0 VIN ≤ 12V 5 10 mA 纹波抑制比 DF1117-ADJ f =120Hz , COUT = 22µF Tantalum, IOUT= 1A, (VIN-VOUT ) = 3V, CADJ =10µF 60 75 dB DF1117-1.5/-1.8/ -2.5/- 2.85 f =120Hz , COUT = 22µF Tantalum, IOUT = 1A, VIN= 6V 60 72 dB DF1117-3.3 f =120Hz , COUT = 22µF Tantalum, IOUT = 1A, VIN = 6.3V 60 72 dB DF1117-5.0 f =120Hz , COUT = 22µF Tantalum, IOUT = 1A, VIN = 8V 60 68 dB 热阻 DF1117 T A = 25°C, 30ms pulse 0.008 0.04 %W 校正电流 DF1117 10mA ≤ IOUT≤ 1A, 1.5V ≤ (VIN- VOUT) ≤ 12V 55 120 µA µA 校正电流 变化量 DF1117 10mA ≤ IOUT ≤ 1A, 1.5V ≤ (VIN - VOUT) ≤ 12V 0.2 5 µA 温度稳定性 0.5 % 长期稳定性 T A =125°C, 1000Hrs 0.3 1 % |
|