20V, 500mA, Low Noise, Low Dropout Linear Regulator,SGM2211 Replace NCP161.
FEATURES

• Input Voltage Range: 2.7V to 20V

• Low Noise:

  9.3μVRMS at VOUT = 1.2V

  11μVRMS at VOUT = 2.8V

  14μVRMS at VOUT = 5.0V

• PSRR (VIN = VOUT(NOM) + 1V):

  100dB at 1kHz

  83dB at 10kHz

  52dB at 100kHz

  55dB at 1MHz

• Maximum Output Current: 500mA

• Output Voltage Accuracy: ±1% at +25℃

• Low Dropout Voltage:

  360mV (TYP) at 500mA Load when VOUT = 5.0V

• User Programmable Soft-Start (TDFN Package Only)

• Low Quiescent Current: 39μA (TYP)

• Shutdown Current: 1.2μA (TYP)

• Stable with a 2.2μF Ceramic Output Capacitor

• Adjustable Output from 1.2V to (VIN - VDROP),

  Output can be Adjusted above Initial Set Point

• Reverse Current Protection when VOUT > VIN

• Foldback Current-Limit Protection when

  VOUT isShorted to GND

• Automatic VOUT Discharge when Disabled

• Precision Enable

• -40℃ to +125℃ Operating Temperature Range

• Available in Green TDFN-2×2-6AL 

  and SOT-23-5Packages

PIN CONFIGUTION
优势替代
NCP161 NCP161.pdf

No.12492

FEATURES

• Operating Input Voltage Range: 1.9 V to 5.5 V

• Available in Fixed Voltage Option: 1.8 V to 5.14 V

• ±2% Accuracy Over Load/Temperature

• Ultra Low Quiescent Current Typ. 18µA

• Standby Current: Typ. 0.1µA

• Very Low Dropout: 150 mV at 450 mA

• Ultra High PSRR: Typ. 98 dB at 20 mA, f = 1 kHz

• Ultra Low Noise: 10µVRMS

• Stable with a 1µF Small Case Size Ceramic Capacitors

• Available in −WLCSP4 0.65 mm x 0.65 mm x 0.4 mm

  WLCSP4 0.65 mm x 0.65 mm x 0.33 mm

   XDFN4 1 mm x 1 mm x 0.4 mm

   SOT23−5 2.9 mm x 2.8 mm x 1.2 mm

• These Devices are Pb−Free, Halogen Free/BFR

   Free and are RoHS Compliant



















PIN CONFIGUTION
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