Low Noise, Low Drop, 500mA LDO
SGM2038 SGM2038.pdf

No.10729

FEATURES

 Input Voltage Range: 0.8V to 5.5V

 Bias Voltage Range: 2.5V to 5.5V

 Fixed Output Voltages: 

  0.8V to 3.6V with 0.05V per Step

 Output Voltage Accuracy: ±0.8% 

 500mA Nominal Output Current

 Low Dropout: 120mV (TYP) at 500mA

 Very Low Bias Input Current: 37μA (TYP)

 Very Low Bias Input Current in Shutdown: 0.01μA (TYP)

 Low Noise: 25μVRMS (TYP)

 Over-Current and Over-Temperature Protections 

 Fast Load Transient Response

 Logic Level Enable Input for ON/OFF Control

 -40℃ to +125℃ Operating Temperature Range

 Available in Green UTDFN-1.2×1.2-4L Package

DESCRIPTION

The SGM2038 is a low noise, 500mA LDO equipped with NMOS pass transistor and a separate bias supply voltage (VBIAS). The device provides very stable, accurate output voltage with low noise suitable for space constrained and noise sensitive applications. In order to optimize performance for battery operated portable applications, the SGM2038 features low IQ consumption.

The SGM2038 is available in Green UTDFN-1.2×1.2-4L package. It operates over an ambient temperature range of -40℃ to +125℃.

APPLICATION CIRCUIT
PIN CONFIGUTION
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