Low Noise, High PSRR, Negative Output, 500mA LDO, SGM2209 Replace ADP7182.
FEATURES

 Low Noise:

- 10.5μVRMS at VOUT = -1.2V
- 12μVRMS at VOUT = -2.5V
- 16μVRMS at VOUT = -5.0V
 Power Supply Rejection Ratio (PSRR):
   -60dB at 10kHz at VOUT = -2.5V
 Positive or Negative Enable Logic
 Stable with Small 2.2μF Ceramic Output Capacitor
 Input Voltage Range: -2.7V to -24V
 Maximum Output Current: -500mA
 Output Voltage Accuracy: ±1% at +25℃
 Low Quiescent Current:
   IGND = -1.2mA (TYP) with -500mA Load
 Low Shutdown Current: -1.1μA (TYP)
 Adjustable Output from -1.2V to -VIN + VDROP
 Current-Limit and Thermal Overload Protection
 Available in Green TDFN-2×2-6AL, TDFN-3×3-8L
   and SOT-23-5 Packages
PIN CONFIGUTION
CROSS
ADP7182 ADP7182.pdf

No.10026

FEATURES

 Low noise: 18 µV rms

 Power supply rejection ratio (PSRR): 66 dBat 10kHz at VOUT=−3 V
 Positive or negative enable logic
 Stable with small 2.2 µF ceramic output capacitor
 Input voltage range: −2.7 V to −28 V
 Maximum output current: −200 mA
 Low dropout voltage: −185 mV at −200 mA load
 Initial accuracy: ±1%
 Accuracy over line, load, and temperature
   +2% maximum/−3% minimum
 Low quiescent current, IGND = −650 µA with −200 mA load
 Low shutdown current: −2 µA
 Adjustable output from −1.22V to −VIN + VDO
 Current-limit and thermal overload protection

 8-lead LFCSP and 5-lead TSOT



PIN CONFIGUTION
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