This website uses cookies. By using this site, you consent to the use of cookies. For more information, please take a look at our Privacy Policy.

Images are for reference only,

See Technical Specifications

FAN7554DTF +BOM

RoHS compliant for environmental safety

Manufacturer:

onsemi
Mfr.Part #:

FAN7554DTF
Datasheet:

FAN7554DTF Datasheet (PDF)
Output Type:

Transistor Driver
Function:

Step-Up/Step-Down
Output Configuration:

Positive, Isolation Capable
Topology:

Flyback, Forward Converter

FAN7554DTF General Description

The FAN7554DTF is a versatile PWM controller tailored for quasi-resonant flyback converters in power supply applications. With a frequency range of 20kHz to 100kHz, it offers flexibility for diverse power supply designs. The device incorporates a high-voltage start-up circuit, current sensing circuit, and frequency control circuit, streamlining the design process for power supply engineers. Robust protection features such as overcurrent protection, overvoltage protection, and thermal shutdown ensure the safety and reliability of the power supply. Furthermore, its low start-up and operating currents contribute to energy efficiency, while its compact and thermally enhanced package enhances system reliability. These attributes make the FAN7554DTF an optimal choice for a wide array of applications, including consumer electronics, industrial, and automotive sectors, where efficient and dependable power conversion is paramount

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