MC33762 - ON Semiconductor

MC33762 Dual Ultra Low-Noise Low Dropout Voltage Regulator

Pin # Pin Name Function 1 GND1 Ground of the 1st LDO 2 En1 Enables the 1st LDO 3 GND2 Ground of the 2nd LDO 4 En2 Enables the 2nd LDO 5 Vcc2 2nd LDO Vcc pin 6 Vout2 Shuts or wakes−up the IC 7 Vcc1 1st LDO Vcc pin 8 Vout1 Delivers the output voltage Description A 900 mV level on this pin is sufficient to start this LDO. A 150 mV shut.

Features

• Nominal Output Current of 80 mA with a 100 mA Peak Capability
• Ultra−Low Noise: 150 nV/√Hz @ 100 Hz, 40 mVRMS 100 Hz−100 kHz Typical, Iout = 60 mA, Co = 1.0 mF
• Fast Response Time from OFF to ON: 40 ms Typical
• Ready for 1.0 V Platforms: ON with a 900 mV High Level
• Typical Dropout of 90 mV @ 30 mA, 160 mV @ 80 mA
• Ripple Rejection: 70 dB @ 1.0 kHz
• 1.5% Output Precision @ 25°C
• Thermal Shutdown
• Vout Available at 2.5 V, 2.8 V, and 3.0 V
• Separate Dice for Each Regulator Provides Maximum Isolation Between Regulators
• Operating Range from −40 to +85°C
• Pb−Free Packages are Availabl.