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MIC39102
  • MIC39102

MIC39102

In Production

The MIC39100, MIC39101, and MIC39102 are 1A low-dropout linear voltage regulators that provide low-voltage, high-current output from an extremely small package. Utilizing Micrel's proprietary Super βeta PNP® pass element, the MIC39100/1/2 offers extremely low dropout (typically 410mV at 1A) and low ground current (typically 11mA at 1A).The MIC39100 is a fixed output regulator offered in the SOT-223 package. The MIC39101 and MIC39102 are fixed and adjustable regulators, respectively, in a thermally enhanced power 8-lead SOIC package.The MIC39100/1/2 is ideal for PC add-in cards that need to convert from standard 5V to 3.3V, 3.3V to 2.5V or 2.5V to 1.8V. A guaranteed maximum dropout voltage of 630mV over all operating conditions allows the MIC39100/1/2 to provide 2.5V from a supply as low as...

Microchip Technology MIC39102 Product Info

16 April 2026 0

Parameters

VIN Min (V) V (volt)

2.25

VIN Max V (volt)

16

IOUT #1 Max mA (milliampere)

1000

Rated IOUT Max mA (milliampere)

1000

Quiescent Current µA (microampere)

400

Voltage Drop Typ (mV)

410

Accuracy (+/-) %

2

Adjustable VOUT

Yes

Reverse Battery

Yes

Bypass Pin

No

Current Limit

Yes

Shutdown EN

Yes

Power Good Signal

No

Thermal Shutdown

Yes

Features

  • Fixed and adjustable output voltages to 1.24V
  • Ideal for 3.0V to 2.5V conversion
  • Ideal for 2.5V to 1.8V conversion
  • 1A minimum guaranteed output current
  • 1% initial accuracy
  • Low ground current
  • Current limiting and thermal shutdown
  • Reversed-battery protection
  • Reversed-leakage protection
  • Fast transient response
  • Low-profile SOT-223 package
  • Power SO-8 package
  • Description

    The MIC39100, MIC39101, and MIC39102 are 1A low-dropout linear voltage regulators that provide low-voltage, high-current output from an extremely small package. Utilizing Micrel's proprietary Super βeta PNP® pass element, the MIC39100/1/2 offers extremely low dropout (typically 410mV at 1A) and low ground current (typically 11mA at 1A).

    The MIC39100 is a fixed output regulator offered in the SOT-223 package. The MIC39101 and MIC39102 are fixed and adjustable regulators, respectively, in a thermally enhanced power 8-lead SOIC package.

    The MIC39100/1/2 is ideal for PC add-in cards that need to convert from standard 5V to 3.3V, 3.3V to 2.5V or 2.5V to 1.8V. A guaranteed maximum dropout voltage of 630mV over all operating conditions allows the MIC39100/1/2 to provide 2.5V from a supply as low as 3.13V and 1.8V from a supply as low as 2.43V.

    The MIC39100/1/2 is fully protected with overcurrent limiting, thermal-shutdown, and reverse-battery protection. Fixed voltages of 5.0V, 3.3V, 2.5V, and 1.8V are available on MIC39100/1 with adjustable output voltages to 1.24V on MIC39102.

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