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
|
24,963
|
Price on request
24,963
|
EN | 65% | Current Limiting, Open Loop, Over Temperature, Short Circuit | 132kHz | Yes | Through Hole | -40°C ~ 150°C (TJ) | Isolated | 9 W | 8-PDIP-B | Flyback | 700V | |
Texas Instruments
|
24,200
|
Price on request
24,200
|
Soft Start, Sync | 70% | Current Limiting | 1MHz | No | Surface Mount | -40°C ~ 105°C (TJ) | Isolated | - | 16-SOIC | Flyback, Forward | 8.5V ~ 16V | |
On Semiconductor
|
24,150
|
Price on request
24,150
|
- | 68% | Current Limiting, Over Power, Over Temperature, Over Voltage, Short Circuit | 130kHz | Yes | Through Hole | -40°C ~ 125°C (TJ) | Isolated | 31 W | 8-PDIP | Flyback | 6.5V ~ 20V | |
Diodes Incorporated
|
24,000
|
Price on request
24,000
|
- | - | Open Circuit, Over Voltage, Short Circuit | - | No | Surface Mount | -40°C ~ 85°C | Isolated | - | SOT-26 | Flyback | 6.5V ~ 30V | |
On Semiconductor
|
24,000
|
Price on request
24,000
|
- | 67% | Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit | 67kHz | Yes | Through Hole | -40°C ~ 125°C (TJ) | Isolated | 35 W | 8-DIP | Flyback | 7.5V ~ 26V | |
On Semiconductor
|
23,647
|
Price on request
23,647
|
Frequency Control, Soft Start | 90% | Current Limiting | 1MHz | No | Surface Mount | -40°C ~ 105°C (TA) | Isolated | - | 16-SOIC | Forward | 8.4V ~ 30V | |
On Semiconductor
|
23,500
|
Price on request
23,500
|
- | 80% | Over Load, Over Power, Over Temperature, Over Voltage | 65kHz | No | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | - | 7-SOIC | Flyback | 9.5V ~ 28V | |
STMicroelectronics
|
23,247
|
Price on request
23,247
|
- | - | - | - | Yes | Surface Mount | -25°C ~ 125°C (TJ) | Isolated | - | 16-SO | Flyback | 11.5V ~ 23V | |
|
On Semiconductor
|
23,200
|
Price on request
23,200
|
- | 68% | Current Limiting, Over Power, Over Temperature, Over Voltage, Short Circuit | 100kHz | Yes | Through Hole | -40°C ~ 125°C (TJ) | Isolated | 31 W | 8-PDIP | Flyback | 6.5V ~ 20V | |
Texas Instruments
|
23,009
|
Price on request
23,009
|
Frequency Control | 49% | Current Limiting | Up to 1MHz | No | Surface Mount | -40°C ~ 85°C (TA) | - | - | 8-SOIC | Boost, Flyback, Forward | 8.3V ~ 12V | |
|
On Semiconductor
|
22,958
|
Price on request
22,958
|
Sync | - | Current Limiting, Over Load, Over Temperature, Over Voltage | 55kHz ~ 67kHz | Yes | Through Hole | -40°C ~ 85°C (TA) | Isolated | 25 W | 8-DIP | Flyback | 8V ~ 20V | |
STMicroelectronics
|
22,953
|
Price on request
22,953
|
- | - | Current Limiting | - | No | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | - | 8-SOIC | Flyback | 10.3V ~ 18V | |
On Semiconductor
|
22,794
|
Price on request
22,794
|
- | - | Current Limiting, Open Loop, Over Voltage | - | No | Surface Mount | -40°C ~ 105°C (TA) | Isolated | - | 8-SOIC | Flyback | 8V ~ 25V | |
|
Texas Instruments
|
22,600
|
Price on request
22,600
|
Frequency Control | 50% | - | 1MHz | No | Surface Mount | -55°C ~ 150°C (TJ) | Isolated | - | 8-SOIC | Push-Pull | 8.3V ~ 14V | |
On Semiconductor
|
22,500
|
Price on request
22,500
|
- | 75% | Current Limiting, Over Load, Over Power, Over Temperature, Over Voltage | - | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 8-SOIC | Flyback | 9V ~ 28V | |
|
On Semiconductor
|
22,500
|
Price on request
22,500
|
- | 68% | Current Limiting, Over Power, Over Temperature, Over Voltage, Short Circuit | 100kHz | Yes | Through Hole | -40°C ~ 125°C (TJ) | Isolated | 14 W | 8-PDIP | Flyback | 6.5V ~ 20V | |
|
Diodes Incorporated
|
22,200
|
Price on request
22,200
|
- | 52% | Over Temperature, Over Voltage, Short Circuit | 120kHz | No | Surface Mount | - | Isolated | - | SOT-23-6 | Flyback | - | |
STMicroelectronics
|
21,500
|
Price on request
21,500
|
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 | |
On Semiconductor
|
21,025
|
Price on request
21,025
|
Soft Start | - | Current Limiting, Over Load, Over Power, Over Voltage, Short Circuit | 60kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Either | 7.2 W | 16-SOIC | Boost, Buck, Flyback, Forward | 8.4V ~ 9.5V | |
|
On Semiconductor
|
20,658
|
Price on request
20,658
|
- | 66% | Over Load, Over Power, Over Temperature, Short Circuit | 60kHz | Yes | Surface Mount | -40°C ~ 125°C (TJ) | Either | 8.3 W | 10-SOIC | Buck, Flyback | 7V ~ 20V | |
|
Sanken
|
20,653
|
Price on request
20,653
|
- | - | Current Limiting, Over Load, Over Temperature | - | Yes | Through Hole | - | Isolated | 74 W | STA-10L | Flyback | 35V (Max) | |
|
On Semiconductor
|
20,550
|
Price on request
20,550
|
- | 66% | Over Load, Over Power, Over Temperature, Short Circuit | 60kHz | Yes | Through Hole | -40°C ~ 125°C (TJ) | Either | 8.3 W | 7-PDIP | Buck, Flyback | 7V ~ 20V | |
|
Texas Instruments
|
20,000
|
Price on request
20,000
|
Frequency Control, Soft Start | 72% | Current Limiting, Over Voltage | Up to 400kHz | No | Surface Mount | -55°C ~ 150°C (TJ) | Isolated | - | 8-SOIC | - | 8V ~ 19V | |
STMicroelectronics
|
20,000
|
Price on request
20,000
|
EN | 50% | - | 400kHz | No | Through Hole | -40°C ~ 150°C (TJ) | Isolated | - | 16-DIP | Half-Bridge | 8V ~ 16.6V | |
On Semiconductor
|
20,000
|
Price on request
20,000
|
- | - | Current Limiting, Over Load, Over Temperature, Over Voltage | - | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 14-SOIC | Flyback | 10V ~ 28V | |
Texas Instruments
|
20,000
|
Price on request
20,000
|
Frequency Control, Sync | 49% | - | 1MHz | No | Surface Mount | 0°C ~ 70°C (TA) | Isolated | - | 16-SOIC | Boost, Flyback, Forward | 8.3V ~ 11V | |
On Semiconductor
|
20,000
|
Price on request
20,000
|
- | - | Over Voltage | 110kHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 7-SOIC | Flyback | 6.5V ~ 28V | |
|
Microchip Technology
|
20,000
|
Price on request
20,000
|
Frequency Control | 96% | - | 500kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | - | 8-SOIC | Boost, Buck, Flyback, Forward | 9V ~ 20V | |
|
On Semiconductor
|
19,950
|
Price on request
19,950
|
- | 80% | Over Load, Over Temperature, Over Voltage, Short Circuit | 100kHz | Yes | Through Hole | -40°C ~ 150°C (TJ) | Isolated | 43 W | 7-PDIP | Flyback | 8.8V ~ 35V | |
STMicroelectronics
|
19,818
|
Price on request
19,818
|
- | 70% | Current Limiting, Over Temperature | 115kHz | Yes | Through Hole | -40°C ~ 150°C (TJ) | Either | 10 W | 7-DIP | Buck, Buck-Boost, Flyback | 11.5V ~ 23.5V | |
Sanken
|
19,763
|
Price on request
19,763
|
- | 57% | Current Limiting, Over Temperature, Over Voltage | 65kHz | Yes | Through Hole | -40°C ~ 125°C (TA) | Isolated | 8.5 W | 8-DIP | Flyback | 11V ~ 27V | |
|
On Semiconductor
|
19,721
|
Price on request
19,721
|
- | 80% | Over Load, Over Temperature, Short Circuit | 60kHz | No | Through Hole | -40°C ~ 125°C (TJ) | Isolated | - | 8-PDIP | Flyback | 7.8V ~ 16V | |
|
On Semiconductor
|
19,363
|
Price on request
19,363
|
- | 68% | Current Limiting, Over Power, Over Temperature, Over Voltage, Short Circuit | 100kHz | Yes | Through Hole | -40°C ~ 125°C (TJ) | Isolated | 41 W | 8-PDIP | Flyback | 6.5V ~ 20V | |
|
On Semiconductor
|
19,156
|
Price on request
19,156
|
- | - | Current Limiting, Over Temperature, Over Voltage, Short Circuit | - | No | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | - | 8-SOIC | Flyback | 9V ~ 28V | |
|
On Semiconductor
|
19,150
|
Price on request
19,150
|
- | 80% | Over Load, Over Temperature, Short Circuit | 40kHz | No | Through Hole | -40°C ~ 125°C (TJ) | Isolated | - | 8-PDIP | Flyback | 7.8V ~ 16V | |
|
On Semiconductor
|
19,150
|
Price on request
19,150
|
- | 80% | Over Load, Over Temperature, Short Circuit | 100kHz | No | Through Hole | -40°C ~ 125°C (TJ) | Isolated | - | 8-PDIP | Flyback | 7.8V ~ 16V | |
On Semiconductor
|
18,495
|
Price on request
18,495
|
Frequency Control, Soft Start | - | Current Limiting, Over Load, Over Power, Over Temperature, Over Voltage, Short Circuit | 25kHz ~ 500kHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 9-SOIC | Flyback | 9V ~ 28V | |
Texas Instruments
|
18,447
|
Price on request
18,447
|
- | - | Current Limiting, Over Voltage | 32Hz ~ 83kHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 7-SOIC | Flyback | 9V ~ 35V | |
|
Texas Instruments
|
18,263
|
Price on request
18,263
|
Frequency Control | 49% | - | 1MHz | No | Surface Mount | -55°C ~ 150°C (TJ) | Isolated | - | 8-SOIC | Full-Bridge, Half-Bridge, Push-Pull | 8.3V ~ 15V | |
|
STMicroelectronics
|
18,240
|
Price on request
18,240
|
Soft Start | 50% | Current Limiting | 60kHz ~ 235kHz | No | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | - | 16-SO | Half-Bridge | 8.85V ~ 16V | |
|
Texas Instruments
|
18,188
|
Price on request
18,188
|
Frequency Control | 49% | Current Limiting | 50kHz ~ 1MHz | No | Surface Mount | -40°C ~ 85°C (TA) | Isolated | - | 8-SOIC | Push-Pull | 8.3V ~ 15V | |
|
On Semiconductor
|
18,136
|
Price on request
18,136
|
- | 80% | Current Limiting, Over Load, Over Voltage, Short Circuit | 100kHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 7-SOIC | Flyback | 10V ~ 20V | |
|
On Semiconductor
|
18,000
|
Price on request
18,000
|
- | - | - | - | - | - | - | - | - | - | - | - | |
On Semiconductor
|
18,000
|
Price on request
18,000
|
- | - | Current Limiting, Over Voltage, Short Circuit | - | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | 20 W | 6-TSOP | Flyback | 6.5V ~ 28V | |
|
Diodes Incorporated
|
18,000
|
Price on request
18,000
|
- | 75% | Current Limiting, Over Load, Over Temperature, Over Voltage | 65kHz | No | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | - | SOT-26 | Flyback | 10V ~ 25V | |
|
On Semiconductor
|
18,000
|
Price on request
18,000
|
- | 80% | Over Power, Over Voltage, Short Circuit | 100kHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 6-TSOP | Flyback | 8.8V ~ 28V | |
|
On Semiconductor
|
17,651
|
Price on request
17,651
|
Frequency Control | 75% | Current Limiting, Over Temperature | Up to 1MHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Either | 6 W | 8-SOIC | Boost, Flyback, Forward | 7.6V ~ 16V | |
|
On Semiconductor
|
17,556
|
Price on request
17,556
|
- | 72% | Current Limiting, Over Load, Over Temperature, Over Voltage | 67kHz | Yes | Through Hole | -40°C ~ 150°C (TJ) | Isolated | 12 W | 8-DIP | Flyback | 7V ~ 26V | |
|
On Semiconductor
|
17,500
|
Price on request
17,500
|
- | - | Current Limiting, Over Load, Over Temperature, Over Voltage | - | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 14-SOIC | Flyback | 10V ~ 28V | |
|
STMicroelectronics
|
17,500
|
Price on request
17,500
|
- | - | Current Limiting, Over Temperature, Over Voltage, Short Circuit | 136kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | 22 W | 16-SO | Flyback | 8.5V ~ 23.5V |
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