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LM34902

ACTIVE

5.3-V, 0.3-A, 0.64-mΩ, load switch

Product details

Number of channels 1 Vin (min) (V) 2.8 Vin (max) (V) 5.3 Imax (A) 0.65 Ron (typ) (mΩ) 560 Shutdown current (ISD) (typ) (µA) 10 Quiescent current (Iq) (typ) (µA) 47 Soft start Fixed Rise Time Current limit type Fixed Features Thermal shutdown Rating Catalog Operating temperature range (°C) -40 to 85 FET Internal Device type Load switches Function Thermal shutdown
Number of channels 1 Vin (min) (V) 2.8 Vin (max) (V) 5.3 Imax (A) 0.65 Ron (typ) (mΩ) 560 Shutdown current (ISD) (typ) (µA) 10 Quiescent current (Iq) (typ) (µA) 47 Soft start Fixed Rise Time Current limit type Fixed Features Thermal shutdown Rating Catalog Operating temperature range (°C) -40 to 85 FET Internal Device type Load switches Function Thermal shutdown
DSBGA (YFQ) 6 1.4000000000000001 mm² 1.4000000000000001 x 1
  • Input Voltage of 2.8V to 5.3V
  • 0.3A Maximum Switch Current
  • 0.64Ω Typical Total On-Resistance
  • Load Detection
  • Enable/Disable
  • Switch On Indicator
  • Peak Current Limit
  • Thermal Shutdown
  • 6-Bump Thin DSBGA Package

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  • Input Voltage of 2.8V to 5.3V
  • 0.3A Maximum Switch Current
  • 0.64Ω Typical Total On-Resistance
  • Load Detection
  • Enable/Disable
  • Switch On Indicator
  • Peak Current Limit
  • Thermal Shutdown
  • 6-Bump Thin DSBGA Package

All trademarks are the property of their respective owners.

The LM34902 is a 0.3A PFET switch used to control the input voltage of electronic devices. It is easily integrated into system designs that have a 2.8V to 5.3V voltage rail. Besides the 0.45Ω PFET switch, the LM34902 can be enabled or disabled by a logic signal. The IC monitors the presence of a downstream electronic device via a dedicated pin to decide whether to turn on the PFET switch. A power good signal generated by the IC can be used by system control to determine the status of the switch. The LM34902 also provides over-current and over-temperature protection. The IC comes in a tiny 6-bump Thin DSBGA package.

The LM34902 is a 0.3A PFET switch used to control the input voltage of electronic devices. It is easily integrated into system designs that have a 2.8V to 5.3V voltage rail. Besides the 0.45Ω PFET switch, the LM34902 can be enabled or disabled by a logic signal. The IC monitors the presence of a downstream electronic device via a dedicated pin to decide whether to turn on the PFET switch. A power good signal generated by the IC can be used by system control to determine the status of the switch. The LM34902 also provides over-current and over-temperature protection. The IC comes in a tiny 6-bump Thin DSBGA package.

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Type Title Date
* Data sheet LM34902 300mA Current Limited Power Switch datasheet (Rev. B) 29 Mar 2013

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