The TEA1738LT is GreenChip SMPS control IC made by NXP Semiconductors.
Brief overview of the content in a TEA1738LT PDF file
TEA1738T TEA1738LT GreenChip SMPS control IC Rev 2 14 January 2011 Product data sheet 1 General description The TEA1738 L is a low cost Switched Mode Power Supply SMPS controller IC intended for flyback topologies The TEA1738 L operates in peak current and frequency control mode Frequency jitter has been implemented to reduce ElectroMagnetic Interference EMI Slope compensation is integrated for Continuous Conduction Mode CCM operation The TEA1738 L IC includes OverPower Protection OPP This enables the controller to operate under overpower situations for a limited amount of time Two pins VINSENSE and PROTECT are reserved for protection purposes Input UnderVoltage Protection UVP output OverVoltage Protection OVP and OverTemperature Protection OTP can be implemented using a minimal number of external components At low power levels the primary peak current is set to 25 of the maximum peak current and the switching frequency is reduced to limit switching losses The combination of fixed frequency operation at high output power and frequency reduction at low output power provides high efficiency over the total load range The TEA1738 L enables low cost highly efficient and reliable supplies for power requirements up to 75 W to
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Manufacturers : NXP Semiconductors  |
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