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See Technical Specifications

FAN7554D +BOM

Regulates switching frequency to optimize performance

Manufacturer:

onsemi
Mfr.Part #:

FAN7554D
Datasheet:

FAN7554D Datasheet (PDF)
Output Type:

Transistor Driver
Function:

Step-Up/Step-Down
Output Configuration:

Positive, Isolation Capable
Topology:

Flyback, Forward Converter

FAN7554D General Description

The FAN7554D is an advanced integrated circuit specifically engineered for power factor correction in PFC boost pre-regulators. It boasts a wide input voltage range and is capable of providing a high power factor with low THD, setting a new benchmark for efficiency in power supply applications. Equipped with a current-mode PWM controller and a high-voltage power MOSFET, it ensures smooth and reliable operation, while built-in protections such as overvoltage, overcurrent, and over-temperature safeguards guarantee system safety and longevity. Moreover, the FAN7554D offers a flexible frequency control mechanism and supports both CCM and DCM operation, making it a versatile solution for diverse power supply designs. Whether it's for LED lighting, consumer electronics, or industrial applications, the FAN7554D's compact size and high efficiency make it an indispensable component for powering modern electronic devices

Key Features

Current Mode Control
Pulse by Pulse Current Limiting
Low External Components
Under Voltage Lockout(UVLO): 9V/15V
Stand-by Current: Typ. 100uA
Power Saving Mode Current: Typ. 200uA
Operating Current: Typ. 7mA
Soft Start
On/Off Control
Over Load Protection(OLP)
Over Voltage Protection(OVP)
Over Current Protection(OCP)
Over Current Limit(OCL)
Operating Frequency up to 500kHz
1A Totem-Pole Output Current

Specifications

Output Type	Transistor Driver	Function	Step-Up/Step-Down
Output Configuration	Positive, Isolation Capable	Topology	Flyback, Forward Converter
Number of Outputs	1	Output Phases	1
Voltage - Supply (Vcc/Vdd)	9V ~ 30V	Frequency - Switching	500kHz
Duty Cycle (Max)	95%	Synchronous Rectifier	Yes
Clock Sync	No	Control Features	Soft Start
Operating Temperature	-25°C ~ 85°C (TA)	Mounting Type	Surface Mount
Base Product Number	FAN7554