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Vedi Specifiche Tecniche

FAN7554DTF +BOM

RoHS compliant for environmental safety

Produttore:

onsemi
ProduttorePart #:

FAN7554DTF
Scheda dati:

FAN7554DTF Scheda dati (PDF)
Output Type:

Transistor Driver
Function:

Step-Up/Step-Down
Output Configuration:

Positive, Isolation Capable
Topology:

Flyback, Forward Converter

FAN7554DTF Descrizione generale

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

Caratteristiche principali

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

Specifiche

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

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AVAQ determina e confeziona tutti i dispositivi in base ai requisiti di protezione contro le scariche elettrostatiche (ESD) e il livello di sensibilità all'umidità (MSL)..