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MIC94300
  • MIC94300

MIC94300

In Production

The MIC94300 is an integrated load switch that incorporates Ripple Blocker™ active filter technology. The MIC94300 provides high-frequency ripple attenuation (switching noise rejection) for applications where a switching noise cannot be tolerated by sensitive downstream circuits such as in RF applications. A low-voltage logic enable pin disconnects the pass element and places the MIC94300 into a low current-shutdown state when disabled. The MIC94300 operates from an input voltage of 1.8V to 3.6V, allowing true load switching of low-voltage power rails in any electronic device. The output voltage (VOUT) is set at a fixed drop (typically 170mV) from the input voltage (VOUT = VIN– 170mV). This maintains high efficiency independent of given load conditions and currents....

Microchip Technology MIC94300 Product Info

16 April 2026 0

Parameters

IGND Typical µA (microampere)

138

IOUT #1 Max mA (milliampere)

200

Load Dump

Noise Rms Freq Interval µV (microvolt)

98

# of Out

1

PSRR 1 kHz (dB)

60

Driver Type

Single LDOs/Ripple blocker

Rated IOUT Max mA (milliampere)

200

Reverse Battery

Reverse Current Protect

Soft Start Pin

VIN Max V (volt)

3.6

VIN Min (V) V (volt)

1.8

VOUT V (volt)

Input Follower

Voltage Drop Typ (mV)

170

Features

  • 1.8V to 3.6V input voltage range
  • Active noise rejection over a wide frequency band: >60dB from 40kHz to 5MHz
  • Rated to 200mA output current
  • Logic Controlled enable pin
  • Current-limit and thermal-limit protected
  • -40°C to +125°C junction temperature range

Description

The MIC94300 is an integrated load switch that incorporates Ripple Blocker™ active filter technology. The MIC94300 provides high-frequency ripple attenuation (switching noise rejection) for applications where a switching noise cannot be tolerated by sensitive downstream circuits such as in RF applications. A low-voltage logic enable pin disconnects the pass element and places the MIC94300 into a low current-shutdown state when disabled.

The MIC94300 operates from an input voltage of 1.8V to 3.6V, allowing true load switching of low-voltage power rails in any electronic device. The output voltage (VOUT) is set at a fixed drop (typically 170mV) from the input voltage (VOUT = VIN– 170mV). This maintains high efficiency independent of given load conditions and currents.

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