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KP311AWPA Datasheet PDF

Kiwi Instruments KP311AWPA

KP311AWP is a low cost, highly integrated PWM power switch for non-isolated buck applications. The IC can achieve high precision 5V default Output at universal AC input. The IC has builtin green mode control for light and zero loadings, which can achieve less than 50mW standby power.
Part No. KP311AWPA
Datasheet KP311AWPA Download
Manufacturer
Kiwi Instruments
Description High Performance Low Cost Off-line PWM Power Switch
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KP311AWPA datasheet page 1 preview

FEATURES

● Integrated with Rectifier diode, Freewheeling diode, Feedback diode
● Integrated with 500V MOSFET and High Voltage Startup Circuit
● High Precision 5V Default Output
● No External Rsense needed, Low BOM Cost
● Support Ultra-low Input Voltage (>12V)
● Support Buck Topology
● On/OFF Peak Current Mode Control
● Less than 50mW Standby Power
● Built-in 31KHz Oscillator with Frequency Shuffling
● Built-in Soft Start
● Very Low VDD Operation Current
● Build in Protections:
● Over Load Protection (OLP)
● On-Chip Thermal Shutdown (OTP)
● Cycle-by-Cycle Current Limiting (OCP)
● Abnormal Over Current Protection (AOCP)
● Leading Edge Blanking (LEB)
● VDD UVLO
● ASOP-7 Package Available

APPLICATIONS

● Small Home Appliance
● Linear Regulator / RCC Replacement TYPICAL APPLICATION CIRCUIT BUCK L V+

GENERAL DESCRIPTION

KP311AWP combines a 500V power MOSFET with the ON/OFF PWM controller in one chip. In KP311AWP, Toff_min is set to 32μs with frequency shuffling. KP311AWP integrates functions...
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