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Description

General part information

MAX38902A Series

The MAX38902A/B/C/D are low-noise, linear regulators that deliver up to 500mA of output current with only 10.5µVRMSof output noise from 10Hz to 100kHz. These regulators maintain ±1% output accuracy over a wide input voltage range, requiring only 100mV of input-to-output headroom at full load. The 365µA no-load supply current is independent of drop-out voltage.The MAX38902A have nine, pin-selectable output voltages 1.2V, 1.5V, 1.8V, 2.5V, 3.0V, 3.1V, 3.3V, 4.0V, and 5V. The MAX38902B/C have a resistor-adjustable output voltage in the range of 0.6V to 5.3V. The MAX38902B also includes an active-low POK output.The MAX38902D have factory-preset output voltages ranging from 0.7V to 5V. All versions include a programmable output soft-start rate, output over-current and thermal-overload protection.The MAX38902A/B are offered in an 8-pin TDFN package, while the MAX38902C/D are offered in a 2 x 3, 0.4mm wafer-level package (WLP).Design Solution: Modern Portable Devices Require a New Breed of LDOs ›ApplicationsAudio SystemsCommunication CircuitryHigh-Resolution Data Acquisition Systems

Technical Specifications

Parameters and characteristics for this part

SpecificationMAX38902AATA+T
Control FeaturesEnable
Current - Output500 mA
Current - Quiescent (Iq)600 µA
Mounting TypeSurface Mount
Number of Regulators1
Operating Temperature (Max)125 °C
Operating Temperature (Min)-40 °C
Output ConfigurationPositive
Output TypeAdjustable
Package / Case8-WFDFN Exposed Pad
Package Length2 mm
Package Name8-TDFN-EP
Package Width2 mm
Protection FeaturesOver Temperature, Reverse Polarity, Over Current
PSRR (Maximum)70 dB
PSRR (Minimum)40 dB
Voltage - Input (Max)5.5 V
Voltage - Output (Max)5.3 V
Voltage - Output (Min/Fixed)0.6 V
Voltage Dropout (Max)0.3 V

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CAD

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