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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Compare stocked parts across manufacturers and distributors, then add lines to your RFQ.
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Power Integrations
|
1,414
|
Price on request
1,414
|
EN | 65% | Current Limiting, Open Loop, Over Temperature, Over Voltage, Short Circuit | 132kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | 28 W | SMD-8C | Flyback | 700V | |
Power Integrations
|
1,414
|
Price on request
1,414
|
- | 67% | Current Limiting, Over Temperature | 100kHz | Yes | Through Hole | -40°C ~ 150°C (TJ) | Non-Isolated | 5 W | 8-PDIP | Flyback | 700V | |
On Semiconductor
|
1,407
|
Price on request
1,407
|
- | - | Current Limiting, Over Load, Over Temperature, Over Voltage | Up to 200kHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 7-SOIC | Flyback | 10.6V ~ 20V | |
Texas Instruments
|
1,398
|
Price on request
1,398
|
- | - | Current Limiting, Over Voltage | 32Hz ~ 83kHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 7-SOIC | Flyback | 9V ~ 35V | |
|
Sanken
|
1,363
|
Price on request
1,363
|
- | 83% | Current Limiting, Over Load, Over Temperature, Over Voltage | 100kHz | Yes | Through Hole | -40°C ~ 115°C (TA) | Isolated | 40 W | 8-DIP | Flyback | 8.1V ~ 32V | |
Sanken
|
1,361
|
Price on request
1,361
|
- | 83% | Current Limiting, Over Load, Over Temperature, Over Voltage | 100kHz | Yes | Through Hole | -20°C ~ 125°C (TA) | Isolated | 35 W | 8-DIP | Flyback | 8.1V ~ 32V | |
On Semiconductor
|
1,345
|
Price on request
1,345
|
- | 80% | Over Power, Over Voltage, Short Circuit | 65kHz | Yes | Through Hole | 0°C ~ 125°C (TJ) | Isolated | 25 W | 7-PDIP | Flyback | 7.2V ~ 10V | |
STMicroelectronics
|
1,340
|
Price on request
1,340
|
- | - | Current Limiting, Over Temperature, Over Voltage | 60kHz | Yes | Surface Mount | -40°C ~ 150°C (TC) | Isolated | 7 W | 8-SOIC | Flyback | 8V ~ 38V | |
On Semiconductor
|
1,340
|
Price on request
1,340
|
- | 83% | Current Limiting, Over Load, Short Circuit | 100kHz | No | Surface Mount | 0°C ~ 125°C (TJ) | Isolated | - | 8-SOIC | Flyback | 16V (Max) | |
On Semiconductor
|
1,340
|
Price on request
1,340
|
- | 67% | Over Load, Over Temperature, Over Voltage | 130kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | 19 W | SOT-223 (TO-261) | Flyback | 8.5V ~ 10V | |
Power Integrations
|
1,326
|
Price on request
1,326
|
EN | 65% | Current Limiting, Over Load, Over Temperature, Over Voltage | 132kHz ~ 264kHz | Yes | Through Hole | -40°C ~ 150°C (TJ) | Isolated | 32 W | 8-PDIP-C | Flyback | 700V | |
|
Texas Instruments
|
1,312
|
Price on request
1,312
|
Frequency Control | 49% | - | 1MHz | - | Surface Mount | -55°C ~ 150°C (TJ) | Isolated | - | 8-SOIC | Boost, Buck, Half-Bridge, Push-Pull | 8.3V ~ 15V | |
|
Power Integrations
|
1,290
|
Price on request
1,290
|
- | 69% | Current Limiting, Over Temperature, Over Voltage, Short Circuit | 66kHz | Yes | Surface Mount | -40°C ~ 125°C (TJ) | Non-Isolated | - | SMD-8C | Buck, Buck-Boost, Flyback | 725V | |
Power Integrations
|
1,285
|
Price on request
1,285
|
- | 60% | Current Limiting, Open Loop, Over Temperature, Short Circuit | 132kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | 9 W | SMD-8B | Flyback | 700V | |
Texas Instruments
|
1,280
|
Price on request
1,280
|
Frequency Control, Soft Start | 70% | - | 1MHz | No | Surface Mount | -55°C ~ 150°C (TJ) | Isolated | - | 8-VSSOP | Boost, Buck, Flyback, Forward | 8V ~ 19V | |
|
Power Integrations
|
1,280
|
Price on request
1,280
|
EN | 68% | Current Limiting, Over Temperature | 44kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | 2 W | 8-SMD | Flyback | 700V | |
|
On Semiconductor
|
1,279
|
Price on request
1,279
|
- | - | - | - | - | - | - | - | - | - | - | - | |
|
On Semiconductor
|
1,238
|
Price on request
1,238
|
- | 80% | Current Limiting, Over Temperature, Over Voltage, Short Circuit | 65kHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 7-SOIC | Flyback | 7.7V ~ 18V | |
STMicroelectronics
|
1,200
|
Price on request
1,200
|
- | - | Current Limiting, Over Temperature | Up to 200kHz | Yes | Surface Mount | - | Isolated | 20 W | 10-PowerSO | Flyback | 8V ~ 15V | |
Power Integrations
|
1,200
|
Price on request
1,200
|
Frequency Control | 78% | Current Limiting, Over Temperature, Over Voltage | 66kHz ~ 132kHz | Yes | Through Hole | -40°C ~ 150°C (TJ) | Isolated | 75 W | TO-220-7B | Flyback | 700V | |
Texas Instruments
|
1,196
|
Price on request
1,196
|
Frequency Control, Soft Start, Sync | - | Current Limiting, Over Temperature, Over Voltage | Up to 2MHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 28-WQFN (5x5) | Full-Bridge | 14V ~ 100V | |
|
On Semiconductor
|
1,173
|
Price on request
1,173
|
- | 68% | Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit | 65kHz | Yes | Through Hole | -40°C ~ 125°C (TJ) | Isolated | 19 W | 7-PDIP | Flyback | 6.3V ~ 10V | |
On Semiconductor
|
1,167
|
Price on request
1,167
|
- | 80% | Current Limiting, Over Load, Over Temperature, Over Voltage | 65kHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 7-SOIC | Flyback | 8.8V ~ 35V | |
|
STMicroelectronics
|
1,160
|
Price on request
1,160
|
- | - | Current Limiting, Over Temperature, Over Voltage | 60kHz | Yes | Surface Mount | -40°C ~ 150°C (TC) | Isolated | 7 W | 8-SOIC | Flyback | 8V ~ 38V | |
|
On Semiconductor
|
1,124
|
Price on request
1,124
|
- | 80% | Current Limiting, Over Load, Short Circuit | 100kHz | No | Through Hole | -25°C ~ 125°C (TJ) | Isolated | - | 8-PDIP | Flyback | 16V (Max) | |
|
On Semiconductor
|
1,121
|
Price on request
1,121
|
- | - | - | - | - | - | - | - | - | - | - | - | |
|
STMicroelectronics
|
1,107
|
Price on request
1,107
|
- | - | Current Limiting, Over Temperature, Over Voltage | 60kHz | Yes | Through Hole | -40°C ~ 150°C (TC) | Isolated | 12 W | 8-DIP | Flyback | 8V ~ 38V | |
On Semiconductor
|
1,100
|
Price on request
1,100
|
- | 80% | Current Limiting, Over Load, Over Power, Over Temperature, Over Voltage | 65kHz | No | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | - | 7-SOIC | Flyback | 8.9V ~ 28V | |
|
Sanken
|
1,100
|
Price on request
1,100
|
Soft Start | - | Current Limiting, Over Load, Over Voltage, UVLO | 21kHz | Yes | Through Hole | -20°C ~ 115°C (TA) | Isolated | - | TO-220F-7 | Flyback | 10V ~ 32V | |
On Semiconductor
|
1,030
|
Price on request
1,030
|
Sync | 60% | Current Limiting, Over Load, Over Temperature | 94.3kHz ~ 132kHz | Yes | Surface Mount | -40°C ~ 140°C (TJ) | Isolated | 9 W | 7-LSOP | Flyback | 6.7V ~ 20V | |
NXP Semiconductors
|
1,025
|
Price on request
1,025
|
Frequency Control | 75% | Current Limiting, Over Temperature, Short Circuit | 10kHz ~ 200kHz | Yes | Surface Mount | -40°C ~ 145°C (TJ) | Isolated | 30 W | 14-SO | Flyback | 7.5V ~ 40V | |
|
On Semiconductor
|
1,000
|
Price on request
1,000
|
- | 67% | Over Load, Over Temperature, Over Voltage | 130kHz | Yes | Through Hole | -40°C ~ 150°C (TJ) | Isolated | 19 W | 7-PDIP | Flyback | 8.5V ~ 10V | |
|
On Semiconductor
|
1,000
|
Price on request
1,000
|
- | 67% | Over Load, Over Temperature, Over Voltage | 65kHz | Yes | Through Hole | -40°C ~ 150°C (TJ) | Isolated | 19 W | 7-PDIP | Flyback | 8.5V ~ 10V | |
Fremont Micro Devices Ltd
|
1,000
|
Price on request
1,000
|
- | - | Current Limiting, Open Circuit, Over Temperature, Over Voltage | - | Yes | Surface Mount | -40°C ~ 125°C (TA) | Isolated | - | 8-SOP | Flyback | 6.6V ~ 30V | |
Texas Instruments
|
1,000
|
Price on request
1,000
|
Frequency Control, Soft Start, Sync | 50% | Current Limiting | 300kHz | - | Through Hole | -40°C ~ 85°C (TA) | Non-Isolated | - | 20-PDIP | Full-Bridge | 9.25V ~ 20V | |
On Semiconductor
|
1,000
|
Price on request
1,000
|
EN, Frequency Control, Soft Start | 50% | Current Limiting, Open Loop, Over Load, Over Temperature, Over Voltage, Short Circuit | 20kHz ~ 750kHz | No | Surface Mount | -50°C ~ 150°C (TJ) | Isolated | - | 16-SOIC | Half-Bridge | 9.5V ~ 20V | |
|
Power Integrations
|
1,000
|
Price on request
1,000
|
EN | 65% | Current Limiting, Open Loop, Over Temperature, Short Circuit | 132kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | 19 W | SMD-8B | Flyback | 700V | |
On Semiconductor
|
1,000
|
Price on request
1,000
|
- | 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
|
1,000
|
Price on request
1,000
|
EN, Frequency Control, Soft Start | 50% | Current Limiting, Open Loop, Over Load, Over Temperature, Over Voltage, Short Circuit | 20kHz ~ 750kHz | No | Surface Mount | -50°C ~ 150°C (TJ) | Isolated | - | 16-SOIC | Half-Bridge | 9.5V ~ 20V | |
|
On Semiconductor
|
1,000
|
Price on request
1,000
|
EN, Frequency Control, Soft Start, Sync | 50% | Current Limiting, Open Loop, Over Load, Over Temperature, Over Voltage, Short Circuit | 20kHz ~ 750kHz | No | Surface Mount | -50°C ~ 150°C (TJ) | Isolated | - | 16-SOIC | Half-Bridge | 9.5V ~ 20V | |
|
On Semiconductor
|
1,000
|
Price on request
1,000
|
EN, Frequency Control, Soft Start | 50% | Current Limiting, Open Loop, Over Load, Over Temperature, Over Voltage, Short Circuit | 20kHz ~ 750kHz | No | Surface Mount | -50°C ~ 150°C (TJ) | Isolated | - | 16-SOIC | Half-Bridge | 9.5V ~ 20V | |
On Semiconductor
|
1,000
|
Price on request
1,000
|
- | 80% | Over Power, Over Temperature, Over Voltage, Short Circuit | 65kHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 6-TSOP | Flyback | 8.9V ~ 35V | |
Sanken
|
1,000
|
Price on request
1,000
|
Soft Start | - | Current Limiting, Over Load, Over Temperature, Over Voltage | 28.3kHz ~ 300kHz | No | Surface Mount | -20°C ~ 85°C (TA) | Isolated | - | 18-SOP | Half-Bridge | 9.8V ~ 35V | |
On Semiconductor
|
1,000
|
Price on request
1,000
|
- | 75% | Current Limiting, Over Load, Over Power, Over Temperature, Over Voltage | - | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 9-SOIC | Flyback | 9V ~ 28V | |
|
On Semiconductor
|
1,000
|
Price on request
1,000
|
EN, Soft Start | 80% | Current Limiting, Over Load, Over Power, Over Temperature, Over Voltage, Short Circuit | 65kHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 7-SOIC | Flyback | 8.8V ~ 35V | |
|
On Semiconductor
|
1,000
|
Price on request
1,000
|
Soft Start | 80% | Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit | 65kHz, 100kHz | No | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | - | 7-SOIC | Flyback | 8.9V ~ 28V | |
|
On Semiconductor
|
1,000
|
Price on request
1,000
|
EN, Soft Start | 80% | Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit | 65kHz, 100kHz | Yes | Surface Mount | -40°C ~ 125°C (TJ) | Non-Isolated | - | 7-SOIC | Flyback | 28V | |
|
On Semiconductor
|
1,000
|
Price on request
1,000
|
EN | 80% | Current Limiting, Open Loop, Over Load, Over Temperature, Over Voltage, Short Circuit | 65kHz | No | Through Hole | -40°C ~ 150°C (TJ) | Isolated | 65 W | 7-PDIP | Flyback | 7.8V ~ 16V | |
On Semiconductor
|
1,000
|
Price on request
1,000
|
- | 67% | Current Limiting, Over Load, Over Temperature, Over Voltage | 100kHz | Yes | Through Hole | -25°C ~ 85°C (TA) | - | - | TO-220F-4L (Forming) | Flyback | 8.8V ~ 30V | |
|
On Semiconductor
|
1,000
|
Price on request
1,000
|
- | - | Current Limiting, Over Load, Over Power, Over Temperature, Over Voltage, Short Circuit | 360kHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 9-SOIC | Flyback | 9V ~ 28V |
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