SGM2045.pdf? Operating Input Voltage Range: 1.1V to 5.5V
? Fixed Output Voltage Option: 0.6V to 4.2V
? Ultra-Low Noise: 9.5μVRMS (TYP)
? Ultra-Low Quiescent Current: 15μA (TYP)
? Standby Current: 0.03μA (TYP)
? High PSRR: 92dB (TYP) at 1kHz
? Low Dropout Voltage:
100mV (TYP) at 300mA when
VOUT = 1.8V (XTDFN-1×1-4L)
80mV (TYP) at 300mA when
VOUT = 1.8V (WLCSP-0.64×0.64-4B-A)
? Output Short-Circuit Protection
? Thermal Shutdown Protection
? Fast Load Transient Response
? Stable with 1μF Small Case Size Ceramic Capacitors
? -40℃ to +125℃ Operating Temperature Range
? Available in Green XTDFN-1×1-4L and
WLCSP-0.64×0.64-4B-A Packages
? SOT-23-5 package with 60.3°C/W RθJA available
? Input voltage range: 1.45V to 5.5V
? Low IQ: 25μA (typical)
? Low dropout:
– 238mV (maximum) at 500mA (3.3VOUT)
? Output accuracy: 1% (maximum at 85°C)
? Built-in soft-start with monotonic VOUT rise
? Foldback current limit
? Active output discharge
? High PSRR: 46dB at 100kHz
? Stable with a 1μF ceramic output capacitor
? Packages:
– 2.9mm × 2.8mm SOT-23-5 (DBV)
– 2.9mm × 2.8mm SOT-23-5 (DYD) with thermal pad
– 1mm × 1mm X2SON-4 (DQN)
– 2mm × 2mm WSON-6 (DRV)
