SGM2048.pdf• Operating Input Voltage Range: 2.2V to 7V
• Fixed Outputs of 1.2V, 1.8V, 2.8V, 3.0V, 3.3V, 5.0V
• Adjustable Output from 0.8V to 6V
• Output Voltage Accuracy: ±1% at +25℃
• Low Dropout Voltage: 150mV (TYP) at 1A
• Low Noise: 30μVRMS (TYP)
• Power Supply Rejection Ratio at VOUT = 3.3V:
75dB at 1kHz
65dB at 100kHz
55dB at 1MHz
• Current Limiting and Thermal Protection
• Excellent Load and Line Transient Responses
• With Output Automatic Discharge
• Stable with Small Case Size Ceramic Capacitors
• -40℃ to +125℃ Operating Temperature Range
• Available in a Green TDFN-3×3-8CL Package
• VOUT Range: 0.8 V to 3.6 V
• Ultralow VIN Range: 0.8 V to 5.5 V
• VBIAS Range 2.7 V to 5.5 V
• Low Dropout: 60 mV Typical at 1.5 A, VBIAS = 5 V
• Power Good (PG) Output Allows Supply
Monitoring or Provides a Sequencing
Signal for Other Supplies
• 2% Accuracy Over Line, Load, and Temperature
• Programmable Soft-Start Provides Linear Voltage Startup
• VBIAS Permits Low VIN Operation With
Good Transient Response
• Stable With Any Output Capacitor ≥ 2.2 μF
• Available in a Small, 3-mm × 3-mm × 1-mm
VSON-10 and 5 × 5 QFN-20 Packages
