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FP3842 - OFF-LINE CURRENT MODE PWM CONTROL IC

General Description

The FP3842, a 1-chip composed of high-current totem pole output circuits with a PWM latch, current sense comparator and an error amplifier, the FP3842 contains a 5V precision voltage reference regulator, under-voltage lockout circuit (UVLO), oscillator circuit and a green power function, applied to

Key Features

  • Precision Reference Voltage: 5.0V (±2%) Low start-up current: typ. 120uA High current totem pole output: typ. 700mA Internal temperature compensated oscillator Double pulse suppression UVLO with Hysteresis function Oscillator Frequency: Max. 500KHz Package: PDIP8 / SOP8.

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Datasheet Details

Part number FP3842
Manufacturer Feeling Technology
File Size 286.39 KB
Description OFF-LINE CURRENT MODE PWM CONTROL IC
Datasheet download datasheet FP3842 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Technology FP3842 OFF-LINE CURRENT MODE PWM CONTROL IC GENERAL DESCRIPTION The FP3842, a 1-chip composed of high-current totem pole output circuits with a PWM latch, current sense comparator and an error amplifier, the FP3842 contains a 5V precision voltage reference regulator, under-voltage lockout circuit (UVLO), oscillator circuit and a green power function, applied to offer space and low cost in many applications such as the DC/DC converter and off-line green mode adaptor or switching power supply. FEATURES Precision Reference Voltage: 5.0V (±2%) Low start-up current: typ. 120uA High current totem pole output: typ. 700mA Internal temperature compensated oscillator Double pulse suppression UVLO with Hysteresis function Oscillator Frequency: Max.