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Compare Image Part No Manufacturer Description Inventory Pricing Quantity SeriesPackagingPart StatusOutput IsolationInternal Switch(s)Voltage - BreakdownTopologyVoltage - Supply (Vcc/Vdd)Duty CycleFrequency - SwitchingPower (Watts)Fault ProtectionControl FeaturesOperating TemperaturePackage / CaseSupplier Device PackageMounting Type
TOP203YAI

Mfr Part No.

TOP203YAI

Internal Code

1939-748-12487891		 Power Integrations
IC OFFLINE SW MULT TOP TO220-3
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TOPSwitch® Tube Obsolete Either Yes 700V Boost, Buck, Flyback, Forward - 67% 100kHz 100 W Current Limiting, Over Temperature - -40°C ~ 150°C (TJ) TO-220-3 TO-220-3 Through Hole
TOP203YAI
TOP203YAI

1939-748-12487891 Power Integrations
RoHS :
Package: TO-220-3
Inventory: -
1 : -
TOP209G

Mfr Part No.

TOP209G

Internal Code

1939-748-12487895		 Power Integrations
IC OFFLINE SWITCH FLYBACK 8SMD
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TOPSwitch® Tube Obsolete Non-Isolated Yes 700V Flyback - 67% 70kHz 2 W Current Limiting, Over Temperature - -40°C ~ 150°C (TJ) 8-SMD, Gull Wing 8-SMD Surface Mount
TOP209G
TOP209G

1939-748-12487895 Power Integrations
RoHS :
Package: 8-SMD, Gull Wing
Inventory: -
1 : -
TOP214YN

Mfr Part No.

TOP214YN

Internal Code

1939-748-12487908		 Power Integrations
IC OFFLINE SW MULT TOP TO220-3
Get a Quote -
TOPSwitch® Tube Obsolete Isolated Yes 700V Boost, Buck, Flyback, Forward - 67% 100kHz 125 W Current Limiting, Over Temperature - -40°C ~ 150°C (TJ) TO-220-3 TO-220-3 Through Hole
TOP214YN
TOP214YN

1939-748-12487908 Power Integrations
RoHS :
Package: TO-220-3
Inventory: -
1 : -
TOP221G

Mfr Part No.

TOP221G

Internal Code

1939-748-12487909		 Power Integrations
IC OFFLINE SWITCH MULT TOP 8SMD
Get a Quote -
TOPSwitch®-II Tube Obsolete Isolated Yes 700V Boost, Buck, Flyback, Forward - 67% 100kHz 9 W Current Limiting, Over Temperature - -40°C ~ 150°C (TJ) 8-SMD, Gull Wing 8-SMD Surface Mount
TOP221G
TOP221G

1939-748-12487909 Power Integrations
RoHS :
Package: 8-SMD, Gull Wing
Inventory: -
1 : -
TOP221PN

Mfr Part No.

TOP221PN

Internal Code

1939-748-12487914		 Power Integrations
IC OFFLINE SWITCH MULT TOP 8DIP
5005 Available
  • 1 : $1.6732
  • 10 : $1.52109
  • 100 : $1.39549
  • 500 : $1.29213
  • 1000 : $1.20759
  • 3000 : $1.13925
Unit Price: $1.6732
Minimum: 1 Multiple: 1
 TOPSwitch®-II Tube Not For New Designs Isolated Yes 700V Boost, Buck, Flyback, Forward - 67% 100kHz 9 W Current Limiting, Over Temperature - -40°C ~ 150°C (TJ) 8-DIP (0.300", 7.62mm) 8-PDIP Through Hole
TOP221PN
TOP221PN

1939-748-12487914 Power Integrations
RoHS :
Package: 8-DIP (0.300", 7.62mm)
Inventory: 5005
1 : $1.6732
TOP223G

Mfr Part No.

TOP223G

Internal Code

1939-748-12487925		 Power Integrations
IC OFFLINE SWITCH MULT TOP 8SMD
Get a Quote -
TOPSwitch®-II Tube Obsolete Isolated Yes 700V Boost, Buck, Flyback, Forward - 67% 100kHz 25 W Current Limiting, Over Temperature - -40°C ~ 150°C (TJ) 8-SMD, Gull Wing 8-SMD Surface Mount
TOP223G
TOP223G

1939-748-12487925 Power Integrations
RoHS :
Package: 8-SMD, Gull Wing
Inventory: -
1 : -
TOP223GN

Mfr Part No.

TOP223GN

Internal Code

1939-748-12487926		 Power Integrations
IC OFFLINE SWITCH MULT TOP 8SMD
Get a Quote -
TOPSwitch®-II Tube Discontinued Isolated Yes 700V Boost, Buck, Flyback, Forward - 67% 100kHz 25 W Current Limiting, Over Temperature - -40°C ~ 150°C (TJ) 8-SMD, Gull Wing 8-SMD Surface Mount
TOP223GN
TOP223GN

1939-748-12487926 Power Integrations
RoHS :
Package: 8-SMD, Gull Wing
Inventory: -
1 : -
TOP223Y

Mfr Part No.

TOP223Y

Internal Code

1939-748-12487931		 Power Integrations
IC OFFLINE SW MULT TOP TO220-3
Get a Quote -
TOPSwitch®-II Tube Obsolete Isolated Yes 700V Boost, Buck, Flyback, Forward - 67% 100kHz 50 W Current Limiting, Over Temperature - -40°C ~ 150°C (TJ) TO-220-3 TO-220-3 Through Hole
TOP223Y
TOP223Y

1939-748-12487931 Power Integrations
RoHS :
Package: TO-220-3
Inventory: -
1 : -
TOP223YN

Mfr Part No.

TOP223YN

Internal Code

1939-748-12487932		 Power Integrations
IC OFFLINE SW MULT TOP TO220-3
8127 Available
  • 1 : $2.5988
  • 10 : $2.36255
  • 100 : $2.16747
  • 500 : $2.00692
  • 1000 : $1.87562
  • 3000 : $1.76947
Unit Price: $2.5988
Minimum: 1 Multiple: 1
 TOPSwitch®-II Tube Not For New Designs Isolated Yes 700V Boost, Buck, Flyback, Forward - 67% 100kHz 50 W Current Limiting, Over Temperature - -40°C ~ 150°C (TJ) TO-220-3 TO-220-3 Through Hole
TOP223YN
TOP223YN

1939-748-12487932 Power Integrations
RoHS :
Package: TO-220-3
Inventory: 8127
1 : $2.5988
TOP224P

Mfr Part No.

TOP224P

Internal Code

1939-748-12487937		 Power Integrations
IC OFFLINE SWITCH MULT TOP 8DIP
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TOPSwitch®-II Tube Obsolete Isolated Yes 700V Boost, Buck, Flyback, Forward - 67% 100kHz 30 W Current Limiting, Over Temperature - -40°C ~ 150°C (TJ) 8-DIP (0.300", 7.62mm) 8-PDIP Through Hole
TOP224P
TOP224P

1939-748-12487937 Power Integrations
RoHS :
Package: 8-DIP (0.300", 7.62mm)
Inventory: -
1 : -
TOP225YN

Mfr Part No.

TOP225YN

Internal Code

1939-748-12487942		 Power Integrations
IC OFFLINE SW MULT TOP TO220-3
8420 Available
  • 1 : $3.204
  • 10 : $2.91273
  • 100 : $2.67223
  • 500 : $2.47428
  • 1000 : $2.31241
  • 3000 : $2.18153
Unit Price: $3.204
Minimum: 1 Multiple: 1
 TOPSwitch®-II Tube Not For New Designs Isolated Yes 700V Boost, Buck, Flyback, Forward - 67% 100kHz 100 W Current Limiting, Over Temperature - -40°C ~ 150°C (TJ) TO-220-3 TO-220-3 Through Hole
TOP225YN
TOP225YN

1939-748-12487942 Power Integrations
RoHS :
Package: TO-220-3
Inventory: 8420
1 : $3.204
TOP232GN

Mfr Part No.

TOP232GN

Internal Code

1939-748-12487948		 Power Integrations
IC OFFLINE SWITCH FLYBACK 8SMD
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TOPSwitch®-FX Tube Discontinued Isolated Yes 700V Flyback - 78% 66kHz ~ 132kHz 15 W Current Limiting, Over Temperature, Over Voltage Frequency Control -40°C ~ 150°C (TJ) 8-SMD (7 Leads), Gull Wing SMD-8B Surface Mount
TOP232GN
TOP232GN

1939-748-12487948 Power Integrations
RoHS :
Package: 8-SMD (7 Leads), Gull Wing
Inventory: -
1 : -
TOP232Y

Mfr Part No.

TOP232Y

Internal Code

1939-748-12487953		 Power Integrations
IC OFFLINE SW FLYBACK TO220-7B
Get a Quote -
TOPSwitch®-FX Tube Obsolete Isolated Yes 700V Flyback - 78% 66kHz ~ 132kHz 25 W Current Limiting, Over Temperature, Over Voltage Frequency Control -40°C ~ 150°C (TJ) TO-220-7 Formed Leads, 5 Leads TO-220-7B Through Hole
TOP232Y
TOP232Y

1939-748-12487953 Power Integrations
RoHS :
Package: TO-220-7 Formed Leads, 5 Leads
Inventory: -
1 : -
TOP232YN

Mfr Part No.

TOP232YN

Internal Code

1939-748-12487954		 Power Integrations
IC OFFLINE SW FLYBACK TO220-7B
Get a Quote -
TOPSwitch®-FX Tube Obsolete Isolated Yes 700V Flyback - 78% 66kHz ~ 132kHz 25 W Current Limiting, Over Temperature, Over Voltage Frequency Control -40°C ~ 150°C (TJ) TO-220-7 Formed Leads, 5 Leads TO-220-7B Through Hole
TOP232YN
TOP232YN

1939-748-12487954 Power Integrations
RoHS :
Package: TO-220-7 Formed Leads, 5 Leads
Inventory: -
1 : -
TOP234PN

Mfr Part No.

TOP234PN

Internal Code

1939-748-12487969		 Power Integrations
IC OFFLINE SWITCH FLYBACK 8DIP
12398 Available
  • 1 : $2.51202
  • 10 : $2.28367
  • 100 : $2.0951
  • 500 : $1.93991
  • 1000 : $1.813
  • 3000 : $1.71037
Unit Price: $2.51202
Minimum: 1 Multiple: 1
 TOPSwitch®-FX Tube Obsolete Isolated Yes 700V Flyback - 78% 66kHz ~ 132kHz 30 W Current Limiting, Over Temperature, Over Voltage Frequency Control -40°C ~ 150°C (TJ) 8-DIP (0.300", 7.62mm), 7 Leads 8-PDIP-B Through Hole
TOP234PN
TOP234PN

1939-748-12487969 Power Integrations
RoHS :
Package: 8-DIP (0.300", 7.62mm), 7 Leads
Inventory: 12398
1 : $2.51202
TOP234YN

Mfr Part No.

TOP234YN

Internal Code

1939-748-12487971		 Power Integrations
IC OFFLINE SW FLYBACK TO220-7B
Get a Quote -
TOPSwitch®-FX Tube Obsolete Isolated Yes 700V Flyback - 78% 66kHz ~ 132kHz 75 W Current Limiting, Over Temperature, Over Voltage Frequency Control -40°C ~ 150°C (TJ) TO-220-7 Formed Leads, 5 Leads TO-220-7B Through Hole
TOP234YN
TOP234YN

1939-748-12487971 Power Integrations
RoHS :
Package: TO-220-7 Formed Leads, 5 Leads
Inventory: -
1 : -
TOP242F

Mfr Part No.

TOP242F

Internal Code

1939-748-12487972		 Power Integrations
IC OFFLINE SW FLYBACK TO262-7C
Get a Quote -
TOPSwitch®-GX Bulk Obsolete Isolated Yes 700V Flyback - 66.5% 66kHz ~ 132kHz 22 W Current Limiting, Over Temperature, Over Voltage Frequency Control -40°C ~ 150°C (TJ) TO-262-7 (6 Leads) Formed Leads TO-262-7C Through Hole
TOP242F
TOP242F

1939-748-12487972 Power Integrations
RoHS :
Package: TO-262-7 (6 Leads) Formed Leads
Inventory: -
1 : -
TOP249R-TL

Mfr Part No.

TOP249R-TL

Internal Code

1939-748-12488032		 Power Integrations
IC OFFLINE SWITCH FLYBACK TO263
Get a Quote -
TOPSwitch®-GX Tape & Reel (TR) Obsolete Isolated Yes 700V Flyback - 66.8% 66kHz ~ 132kHz 79 W Current Limiting, Over Temperature, Over Voltage Frequency Control -40°C ~ 150°C (TJ) TO-263-7, D2PAK (6 Leads + Tab), TO-263CB TO-263-7C Surface Mount
TOP249R-TL
TOP249R-TL

1939-748-12488032 Power Integrations
RoHS :
Package: TO-263-7, D2PAK (6 Leads + Tab), TO-263CB
Inventory: -
1 : -
TOP271VG

Mfr Part No.

TOP271VG

Internal Code

1939-748-12488152		 Power Integrations
IC OFFLINE SWITCH FLYBACK 12EDIP
4381 Available
  • 1 : $2.1868
  • 10 : $1.988
  • 100 : $1.82386
  • 500 : $1.68875
  • 1000 : $1.57827
  • 3000 : $1.48894
Unit Price: $2.1868
Minimum: 1 Multiple: 1
 TOPSwitch®-JX Tube Active Isolated Yes 725V Flyback - 78% 66kHz, 132kHz 59 W Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit Frequency Control -40°C ~ 150°C (TJ) 12-SDIP (0.412", 10.46mm), 11 Leads, Exposed Pad eDIP-12 Through Hole
TOP271VG
TOP271VG

1939-748-12488152 Power Integrations
RoHS :
Package: 12-SDIP (0.412", 10.46mm), 11 Leads, Exposed Pad
Inventory: 4381
1 : $2.1868
TOP270VG

Mfr Part No.

TOP270VG

Internal Code

1939-748-12488148		 Power Integrations
IC OFFLINE SWITCH FLYBACK 12EDIP
3892 Available
  • 1 : $1.9596
  • 10 : $1.78146
  • 100 : $1.63436
  • 500 : $1.5133
  • 1000 : $1.4143
  • 3000 : $1.33424
Unit Price: $1.9596
Minimum: 1 Multiple: 1
 TOPSwitch®-JX Tube Active Isolated Yes 725V Flyback - 78% 66kHz, 132kHz 55 W Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit Frequency Control -40°C ~ 150°C (TJ) 12-SDIP (0.412", 10.46mm), 11 Leads, Exposed Pad eDIP-12 Through Hole
TOP270VG
TOP270VG

1939-748-12488148 Power Integrations
RoHS :
Package: 12-SDIP (0.412", 10.46mm), 11 Leads, Exposed Pad
Inventory: 3892
1 : $1.9596