Automotive-grade, 1 A, low quiescent current, low-noise regulator with soft-start, SGM2084Q P2P LD49100.
FEATURES

 AEC-Q100 Qualified for Automotive Applications

  Device Temperature Grade 1 T= -40℃ to +125
 Operating Input Voltage Range: 1.5V to 5.5V
 Fixed Output from 0.8V to 4.2V
 Adjustable Output from 0.55V to 5.0V
 1A Output Current
 Output Voltage Accuracy: ±1% at +25℃
 Quiescent Current: 85μA (TYP)
 Low Dropout Voltage:
  165mV (TYP) at 1A, VOUT = 5V
 Current Limiting and Thermal Protection
 Excellent Load and Line Transient Responses
 With Output Automatic Discharge
 UVLO with Hysteresis
 Support Power-Good Indicator Function
 Stable with Small Case Size Ceramic Capacitors
 -40℃ to +125℃ Operating Temperature Range
 Available in Green TDFN-2×2-6DL and

  TDFN-3×3-8KL Packages

PIN CONFIGUTION
优势替代
LD49100 LD49100.pdf

No.14381

FEATURES

• AEC-Q100 qualified

• Temperature range: -40 °C to 125 °C
• Input voltage from 1.5 to 5.5 V
• Ultra low-dropout voltage (200 mV typ. at 1 A load)
• Very low quiescent current (20 µA typ. at no load, 200 µA 
  typ. at 1 A load, 1 µA max. in off mode)
• Very low-noise with no bypass capacitor (30 µVRMS at 
  VOUT = 0.8 V)
• Output voltage tolerance: ± 2.0% at 25 °C
• 1 A guaranteed output current
• Wide range of output voltages available on request: 0.8 V 
  to 4.5 V with 100 mV step and adjustable from 0.8 V
• Logic-controlled electronic shutdown
• Power Good function
• Stable with ceramic capacitors COUT = 1 µF
• Internal current and thermal limit
• DFN6 (3x3 mm) package with wettable flanks



PIN CONFIGUTION
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