SGM2045-1.80.pdf• Operating Input Voltage Range: 1.1V to 5.5V
• Fixed Outputs of 0.6V, 0.75V, 0.8V, 0.85V, 1.0V,
1.05V, 1.1V, 1.2V, 1.3V, 1.5V, 1.75V, 1.8V, 1.825V,
2.2V, 2.5V, 2.8V, 2.9V, 3.0V, 3.3V and 4.2V
• 300mA Output Current
• Output Voltage Accuracy: ±1% at +25℃
• Low Quiescent Current: 15μA (TYP)
• 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)
• Ultra-Low Noise: 9.5μVRMS (TYP)
• High PSRR: 92dB (TYP) at 1kHz
• Current Limiting and Thermal Protection
• Excellent Load and Line Transient Responses
• With Output Automatic Discharge
• Stable with Small Case Size Ceramic Capacitors
• Shutdown Supply Current: 0.03μA (TYP)
• -40℃ to +125℃ Operating Temperature Range
• Available in Green XTDFN-1×1-4L andWLCSP-0.64×0.64
-4B-A Packages
• Operating Input Voltage
Range: 1.7 V to 5.5 V
• Available in Fixed Voltage
Options: 0.75 V to 3.6 V
Contact Factory for Other Voltage Options
• Very Low Quiescent Current of Typ. 50 µA
• Standby Current Consumption: Typ. 0.1 µA
• Low Dropout: 135 mV Typical at 300 mA
• ±1% Accuracy at Room Temperature
• High Power Supply Ripple
Rejection: 75 dB at 1 kHz
• Thermal Shutdown and
Current Limit Protections
• Stable with a 1 µF Ceramic Output Capacitor
• Available in UDFN and TSOP Packages
• These are Pb−Free Devices
