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TC110
  • TC110

TC110

In Production

The TC110 is a step-up (Boost) switching controller that furnishes output currents as high as 300 mA while delivering a typical efficiency of 84%. The TC110 normally operates in pulse width modulation mode (PWM), but automatically switches to pulse frequency modulation (PFM) at low output loads for greater efficiency. Supply current draw for the 100 KHz version is typically only 50 µA, and is reduced to less than 0.5 µA when the SHDN input is brought low. Regulator operation is suspended during shutdown. Housed in a tiny 5-pin SOT-23A package, the TC110 occupies minimum board space, and uses tiny external components (the 300 KHz version allows for less than 5 mm surface-mount magnetics). The TC110 accepts input voltages from 2.0V to 10.0V, with a guaranteed start-up voltage of 0.9V....

Microchip Technology TC110 Product Info

16 April 2026 0

Parameters

VIN Min V (volt)

2.0

VIN Max V (volt)

10.0

VOUT Min V (volt)

3.0

VOUT Max V (volt)

5.0

Features

  • Guaranteed Start-Up at 0.9V
  • 100/300 kHz
  • 50/120 µA
  • 50 µA (Typ) Supply Current (fOSC = 100 KHz)
  • 300 mA Output Current @ VIN =2.7V
  • 0.5 µA Shutdown Mode
  • 100 KHz and 300 KHz Switching Frequency Options
  • Programmable Soft-Start
  • 84% Efficiency

Description

The TC110 is a step-up (Boost) switching controller that furnishes output currents as high as 300 mA while delivering a typical efficiency of 84%. The TC110 normally operates in pulse width modulation mode (PWM), but automatically switches to pulse frequency modulation (PFM) at low output loads for greater efficiency. Supply current draw for the 100 KHz version is typically only 50 µA, and is reduced to less than 0.5 µA when the SHDN input is brought low. Regulator operation is suspended during shutdown. Housed in a tiny 5-pin SOT-23A package, the TC110 occupies minimum board space, and uses tiny external components (the 300 KHz version allows for less than 5 mm surface-mount magnetics). The TC110 accepts input voltages from 2.0V to 10.0V, with a guaranteed start-up voltage of 0.9V.

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