What are AC DC Converters, Offline Switches ?
AC DC Converters, Offline Switches are electronic components that convert alternating current (AC) to direct current (DC) while providing essential control and protection features. They are commonly used in industrial power management, power conversion subsystems, and production electronics assembly. Important specifications include Control Features, which ensure precise voltage regulation; Duty Cycle, which affects efficiency and thermal performance; and Fault Protection, which safeguards against overloads and short circuits. Procurement teams should validate lifecycle status and consider alternate-source options to mitigate sourcing risks.
Parts in this category
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| Part & Mfr | Total Stock | Pricing & RFQ | Control Features | Duty Cycle | Fault Protection | Frequency | Internal Switch(s) | Mounting Type | Operating Temperature | Output Isolation | Power (Watts) | Supplier Device Package | Topology | Voltage | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
On Semiconductor
|
3,500
|
Price on request
3,500
|
- | 68% | Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit | 65kHz | Yes | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | 14 W | SOT-223 (TO-261) | Flyback | 6.3V ~ 10V | |
STMicroelectronics
|
3,500
|
Price on request
3,500
|
EN, Soft Start | 80% | Current Limiting, Over Load, Short Circuit | 60kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Either | 20 W | 16-SO | Buck, Boost, Buck-Boost, Flyback | 11.5V ~ 23.5V | |
On Semiconductor
|
3,500
|
Price on request
3,500
|
- | 77% | Current Limiting, Over Load, Over Temperature, Over Voltage | 50kHz | Yes | Surface Mount | -25°C ~ 85°C (TA) | Isolated | 23 W | 8-LSOP | Flyback | 8V ~ 20V | |
On Semiconductor
|
3,488
|
Price on request
3,488
|
EN, Soft Start | - | Current Limiting, Over Temperature, Over Voltage | 1kHz ~ 140kHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 8-SOIC | Flyback | 6.5V ~ 28V | |
STMicroelectronics
|
3,438
|
Price on request
3,438
|
- | - | Current Limiting, Over Temperature, Over Voltage | 60kHz | Yes | Surface Mount | -40°C ~ 150°C (TC) | Non-Isolated | 8 W | 8-SOIC | - | 9V ~ 38V | |
|
On Semiconductor
|
3,415
|
Price on request
3,415
|
- | 77% | Current Limiting, Open Loop, Over Load, Over Temperature | 136kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | 40 W | SOT-223 (TO-261) | Flyback | 7.5V ~ 10V | |
On Semiconductor
|
3,408
|
Price on request
3,408
|
Frequency Control, Soft Start | 95% | Over Temperature, Over Voltage | Up to 300kHz | Yes | Surface Mount | -25°C ~ 125°C (TA) | - | - | 10-SSOP | Flyback | 8V ~ 20V | |
On Semiconductor
|
3,400
|
Price on request
3,400
|
- | 68% | Current Limiting, Over Power, Over Temperature, Over Voltage, Short Circuit | 130kHz | Yes | Through Hole | -40°C ~ 125°C (TJ) | Isolated | 41 W | 8-PDIP | Flyback | 6.5V ~ 20V | |
Power Integrations
|
3,364
|
Price on request
3,364
|
Frequency Control | 78% | Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit | 66kHz, 132kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | 81 W | 12-ESOP | Flyback | 725V | |
Monolithic Power Systems
|
3,363
|
Price on request
3,363
|
- | - | Open Loop, Over Load, Over Temperature, Short Circuit | - | Yes | Surface Mount | -40°C ~ 125°C (TJ) | Non-Isolated | 6 W | TSOT-23-5 | Boost, Buck, Buck-Boost, Flyback | 4.45V ~ 4.6V | |
Power Integrations
|
3,362
|
Price on request
3,362
|
- | 67% | Current Limiting, Over Temperature | 100kHz | Yes | Through Hole | -40°C ~ 150°C (TJ) | Isolated | 50 W | TO-220-3 | Boost, Buck, Flyback, Forward | 350V | |
|
STMicroelectronics
|
3,362
|
Price on request
3,362
|
- | 70% | Current Limiting, Over Temperature | 60kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Either | 10 W | 16-SO | Buck, Buck-Boost, Flyback | 11.5V ~ 23.5V | |
|
Power Integrations
|
3,362
|
Price on request
3,362
|
- | 67% | Current Limiting, Over Temperature | 100kHz | Yes | Through Hole | -40°C ~ 150°C (TJ) | Isolated | 110 W | TO-220-3 | Boost, Buck, Flyback, Forward | 350V | |
|
Power Integrations
|
3,362
|
Price on request
3,362
|
- | 67% | Current Limiting, Over Temperature | 100kHz | Yes | Through Hole | -40°C ~ 150°C (TJ) | Isolated | 150 W | TO-220-3 | Boost, Buck, Flyback, Forward | 700V | |
|
STMicroelectronics
|
3,340
|
Price on request
3,340
|
Frequency Control, Soft Start | 70% | Current Limiting, Over Load | 100kHz | No | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | - | 16-SO | Flyback | 8V ~ 23V | |
|
Texas Instruments
|
3,314
|
Price on request
3,314
|
Frequency Control | 49% | - | 1MHz | No | Surface Mount | -55°C ~ 150°C (TJ) | Either | - | 8-SOIC | Boost, Flyback, Forward | 8.3V ~ 12V | |
Texas Instruments
|
3,314
|
Price on request
3,314
|
- | - | Current Limiting, Over Temperature, Over Voltage | 420Hz ~ 115kHz | Yes | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | 9.5 W | 7-SOIC | Flyback | 6.5V ~ 30V | |
On Semiconductor
|
3,287
|
Price on request
3,287
|
Frequency Control | 50% | Current Limiting, Over Temperature, Over Voltage | Up to 300kHz | Yes | Through Hole | -40°C ~ 130°C (TJ) | Isolated | 160 W | 9-SIP (L forming) | Half-Bridge | 10V ~ 25V | |
On Semiconductor
|
3,250
|
Price on request
3,250
|
- | 72% | Current Limiting, Over Load, Over Temperature, Over Voltage | 67kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | 12 W | 8-LSOP | Flyback | 7V ~ 26V | |
|
Texas Instruments
|
3,238
|
Price on request
3,238
|
Frequency Control | 99% | - | 1MHz | Yes | Surface Mount | -40°C ~ 125°C (TA) | Non-Isolated | - | 8-SOIC | Boost, Flyback, Forward | 8.3V ~ 12V | |
|
On Semiconductor
|
3,235
|
Price on request
3,235
|
Frequency Control, Soft Start | 80% | Current Limiting | Up to 500kHz | No | Surface Mount | -25°C ~ 125°C (TJ) | Isolated | - | 8-SOIC | Flyback, Forward | 9V ~ 28V | |
Power Integrations
|
3,222
|
Price on request
3,222
|
Frequency Control | 66.5% | Current Limiting, Over Temperature, Over Voltage | 66kHz ~ 132kHz | Yes | Through Hole | -40°C ~ 150°C (TJ) | Isolated | 85 W | TO-220-7C | Flyback | 700V | |
Power Integrations
|
3,222
|
Price on request
3,222
|
- | 55% | Current Limiting, Open Loop, Over Temperature, Short Circuit | Up to 85kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | 6.1 W | SO-8C | Flyback | 700V | |
On Semiconductor
|
3,201
|
Price on request
3,201
|
- | 77% | Current Limiting, Over Load, Over Temperature, Over Voltage | 67kHz | Yes | Through Hole | -25°C ~ 85°C (TA) | Isolated | 30 W | 8-DIP | Flyback | 8V ~ 20V | |
|
Texas Instruments
|
3,200
|
Price on request
3,200
|
Soft Start | 99% | Current Limiting, Over Temperature, Over Voltage | 40kHz ~ 130kHz | No | Surface Mount | -40°C ~ 105°C (TA) | Isolated | 200 W | 8-SOIC | Flyback | 8V ~ 21V | |
|
Power Integrations
|
3,200
|
Price on request
3,200
|
Frequency Control | 66.5% | Current Limiting, Over Temperature, Over Voltage | 66kHz ~ 132kHz | Yes | Through Hole | -40°C ~ 150°C (TJ) | Isolated | 45 W | TO-220-7C | Flyback | 700V | |
|
Power Integrations
|
3,200
|
Price on request
3,200
|
- | 67% | Current Limiting, Over Temperature | 100kHz | Yes | Through Hole | -40°C ~ 150°C (TJ) | Isolated | 70 W | TO-220-3 | Boost, Buck, Flyback, Forward | 350V | |
Texas Instruments
|
3,200
|
Price on request
3,200
|
Frequency Control | 99% | Current Limiting | Up to 1MHz | No | Through Hole | -40°C ~ 85°C (TA) | - | - | 8-PDIP | Boost, Buck, Flyback, Forward | 8.3V ~ 12V | |
Power Integrations
|
3,200
|
Price on request
3,200
|
Frequency Control | 78% | Current Limiting, Over Temperature, Over Voltage | 66kHz ~ 132kHz | Yes | Through Hole | -40°C ~ 150°C (TJ) | Isolated | 50 W | TO-220-7B | Flyback | 700V | |
On Semiconductor
|
3,173
|
Price on request
3,173
|
Sync | - | Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit | 48kHz ~ 67kHz | Yes | Through Hole | -25°C ~ 85°C (TA) | Isolated | 90 W | TO-220F-6L (U-Forming) | Flyback | 8V ~ 20V | |
On Semiconductor
|
3,120
|
Price on request
3,120
|
Soft Start | 50% | Current Limiting, Over Load, Over Temperature, Over Voltage | 66kHz | Yes | Through Hole | -25°C ~ 85°C (TA) | Isolated | - | TO-3P-5L | Flyback, Forward | 9V ~ 30V | |
STMicroelectronics
|
3,079
|
Price on request
3,079
|
- | - | - | - | - | Surface Mount | - | - | - | DPAK | - | 9V ~ 16V | |
|
On Semiconductor
|
3,040
|
Price on request
3,040
|
- | 77% | Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit | 67kHz | Yes | Through Hole | -40°C ~ 105°C (TA) | Isolated | 10 W | 8-DIP | Flyback | 8V ~ 26V | |
|
Texas Instruments
|
3,024
|
Price on request
3,024
|
Frequency Control | 49% | Current Limiting | 50kHz ~ 1MHz | No | Surface Mount | 0°C ~ 70°C (TA) | Isolated | - | 8-SOIC | Push-Pull | 8.3V ~ 15V | |
|
On Semiconductor
|
3,000
|
Price on request
3,000
|
- | - | - | - | - | - | - | - | - | - | - | - | |
|
Power Integrations
|
3,000
|
Price on request
3,000
|
- | 54% | Current Limiting, Open Loop, Over Temperature, Short Circuit | 100kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | 17 W | SO-8C | Flyback | 725V | |
|
On Semiconductor
|
3,000
|
Price on request
3,000
|
- | - | - | - | - | - | - | - | - | - | - | - | |
On Semiconductor
|
3,000
|
Price on request
3,000
|
- | 67% | Current Limiting, Over Load, Over Temperature, Over Voltage | 100kHz | Yes | Through Hole | -25°C ~ 85°C (TA) | Isolated | 17 W | 8-DIP | Flyback | 8V ~ 20V | |
On Semiconductor
|
3,000
|
Price on request
3,000
|
- | 80% | Over Power, Over Temperature, Over Voltage, Short Circuit | 100kHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 6-TSOP | Flyback | 8.9V ~ 35V | |
|
Power Integrations
|
3,000
|
Price on request
3,000
|
EN | 65% | Current Limiting, Open Loop, Over Temperature, Over Voltage, Short Circuit | 132kHz | Yes | Through Hole | -40°C ~ 150°C (TJ) | Isolated | 36.5 W | 8-PDIP-C | Flyback | 700V | |
Power Integrations
|
3,000
|
Price on request
3,000
|
Frequency Control | 78% | Current Limiting, Over Temperature, Over Voltage | 66kHz ~ 132kHz | Yes | Through Hole | -40°C ~ 150°C (TJ) | Isolated | 15 W | 8-PDIP-B | Flyback | 700V | |
|
On Semiconductor
|
3,000
|
Price on request
3,000
|
- | 83% | Current Limiting, Over Load, Short Circuit | 60kHz | No | Through Hole | 0°C ~ 125°C (TJ) | Isolated | - | 8-PDIP | Flyback | 16V (Max) | |
NXP Semiconductors
|
3,000
|
Price on request
3,000
|
- | 72% | Current Limiting, Over Power, Over Temperature, Over Voltage | 66.5kHz | No | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | 75 W | 8-SO | Flyback | 12.2V ~ 30V | |
|
On Semiconductor
|
3,000
|
Price on request
3,000
|
- | - | Current Limiting, Over Load, Over Temperature, Over Voltage | Up to 200kHz | No | Through Hole | -40°C ~ 125°C (TJ) | Isolated | - | 8-PDIP | Flyback | 10.6V ~ 20V | |
On Semiconductor
|
2,994
|
Price on request
2,994
|
Sync | 95% | Current Limiting, Over Load, Over Temperature, Over Voltage | 20kHz | Yes | Through Hole | -25°C ~ 85°C (TA) | Isolated | 210 W | TO-220F-5L (Forming) | Flyback | 9V ~ 20V | |
On Semiconductor
|
2,990
|
Price on request
2,990
|
EN, Frequency Control, Soft Start, Sync | - | Current Limiting, Over Load, Over Power, Over Temperature, Over Voltage, Short Circuit | 50kHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 9-SOIC | Flyback | 9V ~ 28V | |
On Semiconductor
|
2,958
|
Price on request
2,958
|
- | 50% | Current Limiting, Open Loop, Over Load, Over Temperature, Over Voltage, Short Circuit | 20kHz ~ 750kHz | No | Surface Mount | -55°C ~ 150°C (TJ) | Isolated | - | 16-SOIC | Half-Bridge | 9.5V ~ 20V | |
|
On Semiconductor
|
2,936
|
Price on request
2,936
|
- | 80% | Current Limiting, Over Load, Short Circuit | 60kHz | No | Surface Mount | -25°C ~ 125°C (TJ) | Isolated | - | 8-SOIC | Flyback | 16V (Max) | |
|
On Semiconductor
|
2,928
|
Price on request
2,928
|
- | 80% | Current Limiting, Over Load, Short Circuit | 100kHz | No | Surface Mount | -25°C ~ 125°C (TJ) | Isolated | - | 8-SOIC | Flyback | 16V (Max) | |
On Semiconductor
|
2,900
|
Price on request
2,900
|
- | - | Current Limiting, Open Loop, Over Voltage, Short Circuit | - | No | Surface Mount | -40°C ~ 105°C (TA) | Isolated | - | 8-SOIC | Flyback | 8V ~ 25V |
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