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HomeProductsIntegrated Circuits (ICs)PMIC - AC DC Converters, Offline SwitchersFSFR1900
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FSFR1900 - onsemi

Manufacturer Part Number
FSFR1900
Manufacturer
onsemi
Allelco Part Number
32D-FSFR1900
ECAD Model
Parts Description
IC OFFLINE SW HALF-BRIDGE 9SIP
Detailed Description
Package
10-SIP Module, 9 Leads, Formed Leads
Data sheet
FSFR1900.pdf
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In stock: 12510

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Specifications

FSFR1900 Tech Specifications
onsemi - FSFR1900 technical specifications, attributes, parameters and parts with similar specifications to onsemi - FSFR1900

Product Attribute Attribute Value  
Manufacturer onsemi  
Voltage - Supply (Vcc/Vdd) 11.3V ~ 25V  
Voltage - Start Up 14.5 V  
Voltage - Breakdown 500V  
Topology Half-Bridge  
Supplier Device Package 9-SIP  
Series FSFR  
Power (Watts) 300 W  
Package / Case 10-SIP Module, 9 Leads, Formed Leads  
Package Tube  
Product Attribute Attribute Value  
Output Isolation Isolated  
Operating Temperature -40°C ~ 130°C (TJ)  
Mounting Type Through Hole  
Internal Switch(s) Yes  
Frequency - Switching Up to 300kHz  
Fault Protection Current Limiting, Over Load, Over Temperature, Over Voltage  
Duty Cycle 50%  
Control Features EN, Frequency Control  
Base Product Number FSFR1900  

Parts Introduction

Manufacturer Part Number

FSFR1900

Manufacturer

onsemi

Introduction

Integrated Circuit (IC) designed for AC-DC power conversion applications

Provides offline switching power supply functionality

Product Features and Performance

Half-bridge topology for power conversion

Switching frequency up to 300kHz

Operating voltage range of 11.3V to 25V

Supports up to 300W of output power

50% duty cycle operation

Integrated power switches

Product Advantages

High-performance AC-DC conversion capability

Compact and efficient design

Wide operating temperature range of -40°C to 130°C

Comprehensive fault protection features

Key Technical Parameters

Voltage Breakdown: 500V

Startup Voltage: 14.5V

Switching Frequency: Up to 300kHz

Operating Temperature: -40°C to 130°C

Quality and Safety Features

Over-current, over-voltage, and over-temperature protection

Robust design for reliable operation

Compatibility

Suitable for a variety of offline power supply applications

Application Areas

Switched-mode power supplies

Offline AC-DC converters

Industrial and consumer electronics applications

Product Lifecycle

Currently available, no discontinuation plans identified

Key Reasons to Choose This Product

High-efficiency and high-power AC-DC conversion capabilities

Wide operating temperature range for versatile applications

Comprehensive fault protection for reliable operation

Compact and integrated design for space-constrained environments

Parts with Similar Specifications

The three parts on the right have similar specifications to onsemi FSFR1900

Product Attribute FSFR1900 FSFR1800USL FSFR1800XSL FSFR2100
Part Number FSFR1900 FSFR1800USL FSFR1800XSL FSFR2100
Manufacturer onsemi Fairchild Semiconductor onsemi onsemi
Frequency - Switching Up to 300kHz Up to 300kHz Up to 300kHz Up to 300kHz
Supplier Device Package 9-SIP 9-SIP (L forming) 9-SIP (L forming) 9-SIP
Operating Temperature -40°C ~ 130°C (TJ) -40°C ~ 130°C (TJ) -40°C ~ 130°C (TJ) -40°C ~ 130°C (TJ)
Fault Protection Current Limiting, Over Load, Over Temperature, Over Voltage Current Limiting, Over Temperature, Over Voltage Current Limiting, Over Temperature, Over Voltage Current Limiting, Over Load, Over Temperature, Over Voltage
Series FSFR FSFR-US FSFR-XS FPS™
Base Product Number FSFR1900 FSFR1800 FSFR1800 FSFR2100
Topology Half-Bridge Half-Bridge Half-Bridge Half-Bridge
Voltage - Supply (Vcc/Vdd) 11.3V ~ 25V 10V ~ 25V 10V ~ 25V 11.3V ~ 25V
Power (Watts) 300 W 260 W 260 W 450 W
Voltage - Breakdown 500V 500V 500V 600V
Internal Switch(s) Yes Yes Yes Yes
Voltage - Start Up 14.5 V 12.5 V 12.5 V 14.5 V
Package Tube Bulk Tube Tube
Duty Cycle 50% 50% 50% 50%
Output Isolation Isolated Isolated Isolated Isolated
Package / Case 10-SIP Module, 9 Leads, Formed Leads 10-SIP Module, 9 Leads, Formed Leads 10-SIP Module, 9 Leads, Formed Leads 10-SIP Module, 9 Leads, Formed Leads
Mounting Type Through Hole Through Hole Through Hole Through Hole
Control Features EN, Frequency Control Frequency Control Frequency Control Frequency Control

FSFR1900 Datasheet PDF

Download FSFR1900 pdf datasheets and onsemi documentation for FSFR1900 - onsemi.

Environmental Information
onsemi RoHS.pdf onsemi REACH.pdf

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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FSFR1900 Image

FSFR1900

onsemi
32D-FSFR1900

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