300mA, Low VIN, Ultra-Low Noise and High PSRR Linear Regulator,SGM2045 Replace TLV73312PDBVR.
SGM2045
SGM2045.pdf
SGM2045.pdfFEATURES
• 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
PIN CONFIGUTION
优势替代
FEATURES
• AEC-Q100 qualified for automotive applications:
– Temperature grade 1: –40°C to 125°C, TA
• Device junction temperature range:
–40°C to 150°C
• Input voltage range: 1.4 V to 5.5 V
• Stable operation with or without capacitors
• Foldback overcurrent protection
• Package:
– 2.0-mm × 2.0-mm WSON-6
– 2.9-mm × 1.6-mm SOT-23
• Very low dropout: 125 mV at 300 mA (3.3 VOUT)
• Accuracy: 1% typical, 1.4% maximum
• Low IQ: 34 µA
• Available in fixed-output voltages:
1.0 V to 3.3 V
• High PSRR: 50 dB at 1 kHz
• Active output discharge
PIN CONFIGUTION
