Datasheets
TOP223Y by:

Switching Regulator, Voltage-mode, 1.1A, 110kHz Switching Freq-Max, CMOS, PSFM3, TO-220, 3 PIN

Part Details for TOP223Y by Power Integrations

Results Overview of TOP223Y by Power Integrations

Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.

Applications Consumer Electronics Energy and Power Systems Renewable Energy

TOP223Y Information

TOP223Y by Power Integrations is a Switching Regulator or Controller.
Switching Regulator or Controllers are under the broader part category of Power Circuits.

A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.

Price & Stock for TOP223Y

Part # Distributor Description Stock Price Buy
Bristol Electronics   100
RFQ
Quest Components IC,SMPS CONTROLLER,VOLTAGE-MODE,HYBRID,SIP,3PIN,PLASTIC 328
  • 1 $6.0000
  • 64 $3.7000
  • 271 $3.3000
$3.3000 / $6.0000 Buy Now

Part Details for TOP223Y

TOP223Y CAD Models

TOP223Y Part Data Attributes

TOP223Y Power Integrations
Buy Now Datasheet
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TOP223Y Power Integrations Switching Regulator, Voltage-mode, 1.1A, 110kHz Switching Freq-Max, CMOS, PSFM3, TO-220, 3 PIN
Pbfree Code No
Rohs Code No
Part Life Cycle Code Obsolete
Ihs Manufacturer POWER INTEGRATIONS INC
Part Package Code SFM
Package Description TO-220, 3 PIN
Pin Count 3
Reach Compliance Code unknown
ECCN Code EAR99
HTS Code 8542.39.00.01
Samacsys Manufacturer Power Integrations
Analog IC - Other Type SWITCHING REGULATOR
Control Mode VOLTAGE-MODE
Control Technique PULSE WIDTH MODULATION
JESD-30 Code R-PSFM-T3
JESD-609 Code e0
Number of Functions 1
Number of Terminals 3
Operating Temperature-Max 125 °C
Operating Temperature-Min -40 °C
Output Current-Max 1.1 A
Package Body Material PLASTIC/EPOXY
Package Code SFM
Package Equivalence Code SIP3,.1TB
Package Shape RECTANGULAR
Package Style FLANGE MOUNT
Qualification Status Not Qualified
Surface Mount NO
Switcher Configuration BOOST
Switching Frequency-Max 110 kHz
Technology CMOS
Temperature Grade AUTOMOTIVE
Terminal Finish TIN LEAD
Terminal Form THROUGH-HOLE
Terminal Pitch 2.54 mm
Terminal Position SINGLE

Alternate Parts for TOP223Y

This table gives cross-reference parts and alternative options found for TOP223Y. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of TOP223Y, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
TOP233YN Power Integrations $2.1900 Switching Regulator, Voltage-mode, 1.6A, 140kHz Switching Freq-Max, CMOS, PZFM5, PLASTIC, TO-220, 7 PIN TOP223Y vs TOP233YN
TOP226YN Power Integrations $5.1194 Switching Regulator, Voltage-mode, 2.75A, 110kHz Switching Freq-Max, CMOS, PSFM3, TO-220, 3 PIN TOP223Y vs TOP226YN
TOP233Y Power Integrations Check for Price Switching Regulator, Voltage-mode, 1.6A, 140kHz Switching Freq-Max, CMOS, PZFM5, PLASTIC, TO-220, 7 PIN TOP223Y vs TOP233Y
STR-F6653 Sanken Electric Co Ltd Check for Price Switching Regulator, Voltage-mode, 14A, PZFM5, TO-3P, 5 PIN TOP223Y vs STR-F6653
TOP245YN-TL Power Integrations Check for Price Switching Regulator, Voltage-mode, 2.88A, 140kHz Switching Freq-Max, CMOS, PZFM6, LEAD FREE, PLASTIC, TO-220, 7 PIN TOP223Y vs TOP245YN-TL
IRIS4015 International Rectifier Check for Price Switching Regulator, Current-mode, 21A, PSFM5, TO-220, 5 PIN TOP223Y vs IRIS4015
IRIS4015PBF International Rectifier Check for Price Switching Regulator, Current-mode, 21A, PSFM5, TO-220, 5 PIN TOP223Y vs IRIS4015PBF
IRIS4011KPBF International Rectifier Check for Price Switching Regulator, Current-mode, 6.8A, PSIP5, TO-262, 5 PIN TOP223Y vs IRIS4011KPBF
KA1L0880 Samsung Semiconductor Check for Price Switching Controller, Current-mode, 32A, 50kHz Switching Freq-Max, PSFM5 TOP223Y vs KA1L0880
TOP246YN-TL Power Integrations Check for Price Switching Regulator, Voltage-mode, 4.32A, 140kHz Switching Freq-Max, CMOS, PZFM6, LEAD FREE, PLASTIC, TO-220, 7 PIN TOP223Y vs TOP246YN-TL

TOP223Y Related Parts

TOP223Y Frequently Asked Questions (FAQ)

  • The TOP223Y can operate safely up to 125°C, but the recommended operating temperature range is -40°C to 85°C for optimal performance and reliability.

  • Proper cooling can be achieved by providing a heat sink with a thermal resistance of 10°C/W or less, and ensuring good airflow around the device. A thermal interface material (TIM) can also be used to improve heat transfer between the device and heat sink.

  • A low-ESR ceramic capacitor with a value of 10-22 μF is recommended for the input filter capacitor. The capacitor should be rated for the maximum input voltage and have a low equivalent series resistance (ESR) to minimize voltage ripple.

  • The transformer design should be optimized for the specific application, taking into account the input voltage, output voltage, and power rating. A good starting point is to use the transformer design guidelines provided in the TOP223Y datasheet, and then fine-tune the design using simulation tools or prototyping.

  • Key considerations for PCB layout and design include keeping the high-voltage and low-voltage circuits separate, using a solid ground plane, and minimizing the loop area of the transformer and output rectifier to reduce EMI. A multi-layer PCB with a dedicated ground plane is recommended.

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