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
|
12,950
|
Price on request
12,950
|
- | 68% | Current Limiting, Over Power, Over Temperature, Over Voltage, Short Circuit | 65kHz | Yes | Through Hole | -40°C ~ 125°C (TJ) | Isolated | 31 W | 8-PDIP | Flyback | 6.5V ~ 20V | |
Texas Instruments
|
12,948
|
Price on request
12,948
|
Frequency Control, Soft Start, Sync | 100% | Current Limiting | 1MHz | - | Surface Mount | -25°C ~ 85°C (TA) | Non-Isolated | - | 28-SOIC | Full-Bridge | 9.5V ~ 20V | |
Texas Instruments
|
12,712
|
Price on request
12,712
|
Frequency Control, Soft Start, Sync | 100% | Current Limiting | 1MHz | - | Surface Mount | 0°C ~ 70°C (TA) | Non-Isolated | - | 28-SOIC | Full-Bridge | 9.5V ~ 20V | |
STMicroelectronics
|
12,655
|
Price on request
12,655
|
- | 70% | Current Limiting, Open Loop, Over Temperature | 115kHz | Yes | Through Hole | -40°C ~ 150°C (TJ) | Either | 8 W | 7-DIP | Buck, Flyback | 11.5V ~ 23.5V | |
On Semiconductor
|
12,631
|
Price on request
12,631
|
- | 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 | |
On Semiconductor
|
12,627
|
Price on request
12,627
|
- | 82.5% | Current Limiting, Open Loop, Over Temperature, Over Voltage, Short Circuit | 65kHz | No | Surface Mount | -40°C ~ 105°C (TA) | Isolated | - | 8-SOIC | Flyback | 10V ~ 24V | |
|
On Semiconductor
|
12,550
|
Price on request
12,550
|
- | 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 | |
STMicroelectronics
|
12,500
|
Price on request
12,500
|
Soft Start | 80% | Over Load, Over Voltage | 60kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Non-Isolated | 12 W | 10-SSOP | Buck, Buck-Boost, Flyback | 4.5V ~ 30V | |
STMicroelectronics
|
12,500
|
Price on request
12,500
|
Frequency Control, Soft Start | 50% | Current Limiting, Over Load | Up to 500kHz | No | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | - | 16-SO | Half-Bridge | 8.7V ~ 22V | |
Power Integrations
|
12,500
|
Price on request
12,500
|
EN | 65% | Current Limiting, Open Loop, Over Temperature, Over Voltage, Short Circuit | 132kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | 36.5 W | SMD-8C | Flyback | 700V | |
Renesas
|
12,500
|
Price on request
12,500
|
Frequency Control | 48% | Current Limiting | Up to 2MHz | No | Surface Mount | -55°C ~ 125°C (TA) | Non-Isolated | - | 8-SOIC | Boost, Flyback | 8.8V ~ 30V | |
|
STMicroelectronics
|
12,500
|
Price on request
12,500
|
- | 80% | Current Limiting, Over Temperature, Over Voltage | 60kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | 20 W | 16-SO | Flyback | 8.5V ~ 23.5V | |
|
STMicroelectronics
|
12,500
|
Price on request
12,500
|
- | 80% | Current Limiting, Over Temperature, Over Voltage, Short Circuit | 120kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Either | 7 W | 10-SSOP | Buck, Buck-Boost, Flyback | 4.5V ~ 30V | |
NXP Semiconductors
|
12,495
|
Price on request
12,495
|
- | 90% | Over Power, Over Temperature, Over Voltage, Short Circuit | 65kHz | No | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | - | SC-74 | Flyback | 10.5V ~ 36V | |
Texas Instruments
|
12,469
|
Price on request
12,469
|
- | - | Over Current, Over Temperature, Over Voltage, Short Circuit | Up to 1MHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 16-WQFN (3x3) | Flyback | 12V ~ 34V | |
Power Integrations
|
12,451
|
Price on request
12,451
|
- | 55% | Current Limiting, Open Loop, Over Temperature, Short Circuit | Up to 85kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | 5.1 W | SO-8C | Flyback | 700V | |
Sanken
|
12,399
|
Price on request
12,399
|
- | - | Current Limiting, Over Load, Over Temperature, Over Voltage | 18.4kHz ~ 24.4kHz | Yes | Through Hole | -20°C ~ 115°C (TA) | Isolated | 140 W | TO-220F-7 | Flyback | 9.4V ~ 35V | |
Texas Instruments
|
12,160
|
Price on request
12,160
|
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 | |
On Semiconductor
|
12,071
|
Price on request
12,071
|
- | 67% | Current Limiting, Over Load, Over Temperature, Over Voltage | 67kHz | Yes | Through Hole | -25°C ~ 85°C (TA) | Isolated | 13 W | 8-DIP | Flyback | 7V ~ 20V | |
|
On Semiconductor
|
12,000
|
Price on request
12,000
|
Frequency Control, Soft Start | 95% | Over Temperature, Over Voltage | Up to 300kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | - | - | 8-SOIC | Flyback | 8V ~ 20V | |
Power Integrations
|
12,000
|
Price on request
12,000
|
- | 67% | Current Limiting, Over Temperature | 100kHz | Yes | Through Hole | -40°C ~ 150°C (TJ) | Isolated | 25 W | TO-220-3 | Boost, Buck, Flyback, Forward | 700V | |
On Semiconductor
|
12,000
|
Price on request
12,000
|
- | 80% | Over Power, Over Voltage, Short Circuit | 65kHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 6-TSOP | Flyback | 8.9V ~ 28V | |
|
On Semiconductor
|
12,000
|
Price on request
12,000
|
EN, Soft Start | - | Current Limiting, Over Load, Over Power, Over Temperature, Over Voltage | 130kHz | Yes | Through Hole | -40°C ~ 125°C (TJ) | Either | 15 W | 7-PDIP | Flyback | 16 V | |
|
Texas Instruments
|
12,000
|
Price on request
12,000
|
- | - | Current Limiting, Over Voltage | 1kHz ~ 130kHz | No | Surface Mount | -20°C ~ 125°C (TJ) | Isolated | - | SOT-23-6 | Flyback | 9V ~ 35V | |
|
On Semiconductor
|
11,850
|
Price on request
11,850
|
EN | 80% | Current Limiting, Open Loop, Over Load, Over Temperature, Over Voltage, Short Circuit | 100kHz | No | Through Hole | -40°C ~ 150°C (TJ) | Isolated | 40 W | 7-PDIP | Flyback | 7.8V ~ 16V | |
On Semiconductor
|
11,800
|
Price on request
11,800
|
- | - | Over Temperature, Over Voltage | 18.5kHz ~ 130kHz | No | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | - | 10-SOIC | Flyback | 6V ~ 25V | |
|
On Semiconductor
|
11,737
|
Price on request
11,737
|
- | 80% | Over Power, Over Voltage, Short Circuit | 65kHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 6-TSOP | Flyback | 8.8V ~ 28V | |
|
STMicroelectronics
|
11,600
|
Price on request
11,600
|
- | 70% | Current Limiting, Open Loop, Over Temperature | 60kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Either | 8 W | 10-SSOP | Buck, Flyback | 11.5V ~ 23.5V | |
On Semiconductor
|
11,515
|
Price on request
11,515
|
- | 67% | Over Temperature, Short Circuit | 65kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | 19 W | SOT-223 (TO-261) | Flyback | 8.5V ~ 10V | |
|
On Semiconductor
|
11,450
|
Price on request
11,450
|
- | 68% | Current Limiting, Over Power, Over Temperature, Over Voltage, Short Circuit | 65kHz | Yes | Through Hole | -40°C ~ 125°C (TJ) | Isolated | 14 W | 8-PDIP | Flyback | 6.5V ~ 20V | |
Texas Instruments
|
11,407
|
Price on request
11,407
|
- | - | Current Limiting, Over Voltage | 680Hz ~ 100kHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 7-SOIC | Flyback | 9V ~ 35V | |
Power Integrations
|
11,402
|
Price on request
11,402
|
Frequency Control | 66.5% | Current Limiting, Over Temperature, Over Voltage | 66kHz ~ 132kHz | Yes | Through Hole | -40°C ~ 150°C (TJ) | Isolated | 125 W | TO-220-7C | Flyback | 700V | |
Texas Instruments
|
11,300
|
Price on request
11,300
|
Soft Start, Sync | 99% | Current Limiting | 700kHz | No | Surface Mount | -55°C ~ 150°C (TJ) | Isolated | - | 14-SOIC | Boost, Flyback, Forward | 9V ~ 15V | |
Texas Instruments
|
11,300
|
Price on request
11,300
|
Frequency Control, Soft Start, Sync | 50% | Current Limiting | 300kHz | - | Surface Mount | -40°C ~ 85°C (TA) | Non-Isolated | - | 20-SOIC | Full-Bridge | 9.25V ~ 20V | |
Renesas
|
11,270
|
Price on request
11,270
|
Frequency Control | 96% | Current Limiting | Up to 2MHz | No | Surface Mount | -40°C ~ 105°C (TA) | Non-Isolated | - | 8-MSOP | Boost, Flyback | 8.8V ~ 30V | |
|
On Semiconductor
|
11,251
|
Price on request
11,251
|
- | 67% | Over Load, Over Temperature, Over Voltage | 100kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | 19 W | SOT-223 (TO-261) | Flyback | 8.5V ~ 10V | |
|
Renesas
|
11,172
|
Price on request
11,172
|
Frequency Control | 96% | Current Limiting | Up to 2MHz | No | Surface Mount | -55°C ~ 125°C (TA) | Non-Isolated | - | 8-MSOP | Boost, Flyback | 8.8V ~ 30V | |
|
On Semiconductor
|
11,100
|
Price on request
11,100
|
- | 80% | Over Power, Over Voltage, Short Circuit | 65kHz | No | Through Hole | -40°C ~ 125°C (TJ) | Isolated | - | 8-PDIP | Flyback | 8.8V ~ 28V | |
On Semiconductor
|
11,000
|
Price on request
11,000
|
EN, Soft Start | - | Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit | 25kHz | Yes | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 9-SOIC | Flyback | 9V ~ 28V | |
|
On Semiconductor
|
11,000
|
Price on request
11,000
|
- | - | Current Limiting, Over Load, Over Power, Over Temperature, Over Voltage, Short Circuit | - | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 9-SOIC | Flyback | 9V ~ 28V | |
|
Power Integrations
|
10,960
|
Price on request
10,960
|
EN | 65% | Current Limiting, Open Loop, Over Temperature, Over Voltage, Short Circuit | 132kHz | Yes | Through Hole | -40°C ~ 150°C (TJ) | Isolated | 11 W | 8-PDIP-C | Flyback | 700V | |
|
On Semiconductor
|
10,934
|
Price on request
10,934
|
- | 80% | Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit | 65kHz | No | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | - | 7-SOIC | Flyback | 9.5V ~ 28V | |
|
On Semiconductor
|
10,914
|
Price on request
10,914
|
- | 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
|
10,886
|
Price on request
10,886
|
- | 67% | Current Limiting, Over Load, Over Temperature | 67kHz | Yes | Through Hole | -25°C ~ 85°C (TA) | Isolated | - | 8-DIP | Flyback | 7V ~ 20V | |
|
Texas Instruments
|
10,815
|
Price on request
10,815
|
Frequency Control, Soft Start, Sync | 100% | Current Limiting | 1MHz | - | Surface Mount | -25°C ~ 85°C (TA) | Non-Isolated | - | 28-SOIC | Full-Bridge | 9.5V ~ 20V | |
Texas Instruments
|
10,623
|
Price on request
10,623
|
Soft Start | - | Current Limiting, Over Temperature, Over Voltage, Short Circuit | 420kHz | Yes | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 24-WQFN (4x4) | Boost, Flyback | 14V ~ 34V | |
On Semiconductor
|
10,515
|
Price on request
10,515
|
Soft Start | 66% | Current Limiting, Over Load, Over Power, Over Voltage, Short Circuit | 100kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Either | 17.1 W | 16-SOIC | Boost, Buck, Flyback, Forward | 8.4V ~ 9.5V | |
|
STMicroelectronics
|
10,500
|
Price on request
10,500
|
- | 80% | Current Limiting, Over Temperature, Over Voltage, Short Circuit | 115kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | 16 W | 16-SO | Flyback | 8.5V ~ 23.5V | |
On Semiconductor
|
10,449
|
Price on request
10,449
|
- | 46.5% | Over Load, Over Temperature, Short Circuit | 65kHz | No | Surface Mount | 0°C ~ 150°C (TJ) | Isolated | - | 8-SOIC | Flyback | 7.6V ~ 16V | |
STMicroelectronics
|
10,413
|
Price on request
10,413
|
- | 80% | Current Limiting, Over Temperature, Over Voltage, Short Circuit | 30kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Either | 7 W | 10-SSOP | Buck, Buck-Boost, Flyback | 4.5V ~ 30V |
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