R1191N045D集成电路（IC）的线性+开关稳压器规格书PDF中文资料

R1191N045D属于集成电路（IC）的线性+开关稳压器。由⽇清纺微电⼦株式会社制造生产的R1191N045D稳压器 - 线性线性稳压器用于提供稳定的输出电压，无论负载电流、输入电压或环境因素如何变化，这些输出电压通常都要保持不变。它们的工作原理要求输入电压维持在高于所需的输出电压，而且要超出某个最小量，并且在工作时会将输入端的任何多余电压转换为热量。对于大多数应用而言，虽然这种稳压器的效率低于开关模式的稳压器，但它们通常更适合对噪声高度敏感的应用。

FEATURES

• Supply Current ..................................................... Typ. 50μA (Fast Mode),

Typ. 6.0μA (Low Power Mode)

• Standby Mode ...................................................... Typ. 0.3μA

• Reverse Current ................................................... Max. 0.1μA

• Output Current ..................................................... Min. 300mA

• Input Voltage Range ............................................ 3.5V to 16.0V

• Output Voltage Range .......................................... 2.0V to 15.0V (0.1V steps)

(For other voltages, please refer to MARK INFORMATIONS.)

• Output Voltage Accuracy ...................................... ±1.5 (Fast Mode)

±2.5 (Low Power Mode)

• Temperature-Drift Coefficient of Output Voltage .. Typ. ±80ppm/°C

• Dropout Voltage ................................................... Typ. 0.55V (Fast Mode, IOUT=300mA ,VOUT=5.0V)

Typ. 0.70V (Low Power Mode, IOUT=300mA,VOUT=5.0V)

• Ripple Rejection ................................................... Typ. 60dB (f=1kHz,VOUT=5.0V, Fast Mode)

• Line Regulation .................................................... Typ. 0.02/V (Fast Mode)

• Packages ............................................................ DFN1616-6, SOT-23-5, SOT-89-5

• Built-in fold-back protection circuit ....................... Typ. 50mA (Current at short mode)

• Built-in Thermal Shutdown Circuit ........................ Shutdown Temperature at 150°C

• Ceramic capacitors are recommended to be used with this IC ··· CIN=2.2μF or more, COUT=4.7μF or more