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
|
78,888
|
Price on request
78,888
|
EN, Frequency Control, Soft Start, Sync | - | 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 | |
Analog Devices / Maxim Integrated
|
78,609
|
Price on request
78,609
|
EN, Frequency Control, Soft Start, Sync | 80% | Current Limiting, Over Temperature, Short Circuit | 100kHz ~ 600kHz | No | Surface Mount | -40°C ~ 85°C (TA) | Isolated | - | 16-TQFN (3x3) | Forward | 7V ~ 26V | |
On Semiconductor
|
78,260
|
Price on request
78,260
|
- | 80% | Over Power, Over Voltage, Short Circuit | 65kHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 6-TSOP | Flyback | 8.8V ~ 28V | |
On Semiconductor
|
78,000
|
Price on request
78,000
|
- | - | Current Limiting, Open Loop, Over Load, Over Temperature, Over Voltage | 50kHz | Yes | Through Hole | -40°C ~ 125°C (TJ) | Non-Isolated | 7 W | 7-DIP | Buck, Flyback | 7V ~ 26V | |
On Semiconductor
|
77,348
|
Price on request
77,348
|
- | 50% | Current Limiting, Open Loop, Over Load, Over Temperature, Over Voltage, Short Circuit | 20kHz ~ 750kHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 16-SOIC | Half-Bridge | 9.5V ~ 20V | |
On Semiconductor
|
77,140
|
Price on request
77,140
|
- | 69% | Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit | 65kHz | Yes | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | 25 W | SOT-223 (TO-261) | Flyback | 6.3V ~ 10V | |
|
On Semiconductor
|
74,931
|
Price on request
74,931
|
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 | |
STMicroelectronics
|
74,500
|
Price on request
74,500
|
Soft Start | 50% | Current Limiting | 60kHz ~ 235kHz | No | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | - | 16-SO | Half-Bridge | 8.85V ~ 16V | |
Diodes Incorporated
|
73,000
|
Price on request
73,000
|
- | - | Over Temperature, Over Voltage, Short Circuit | 80kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | 10 W | 7-SO | Flyback | 6.82V ~ 25V | |
On Semiconductor
|
72,320
|
Price on request
72,320
|
- | - | Over Temperature, Over Voltage | 60kHz ~ 140kHz | No | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | - | 10-SOIC | Flyback | 5.5V ~ 25V | |
Texas Instruments
|
72,194
|
Price on request
72,194
|
Frequency Control | 99% | Current Limiting | Up to 1MHz | No | Surface Mount | -40°C ~ 85°C (TA) | - | - | 8-SOIC | Boost, Flyback, Forward | 8.3V ~ 12V | |
|
On Semiconductor
|
72,000
|
Price on request
72,000
|
Soft Start | 77% | Current Limiting, Over Load, Over Temperature, Over Voltage | 67kHz | Yes | Through Hole | -25°C ~ 85°C (TA) | - | - | TO-3P-5L | Flyback, Forward | 10V ~ 30V | |
NXP Semiconductors
|
70,000
|
Price on request
70,000
|
- | 75% | Over Temperature, Over Voltage, Short Circuit | 22.5kHz ~ 50.5kHz | Yes | Surface Mount | -40°C ~ 85°C (TA) | Non-Isolated | 11 W | 7-SOIC | Flyback | 8.5V ~ 20V | |
STMicroelectronics
|
69,966
|
Price on request
69,966
|
- | - | Current Limiting | - | No | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | - | 8-SOIC | Flyback | 10.3V ~ 18V | |
|
On Semiconductor
|
67,724
|
Price on request
67,724
|
- | 80% | Current Limiting, Over Load, Over Temperature | 65kHz | No | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | - | 7-SOIC | Flyback | 9.5V ~ 28V | |
Texas Instruments
|
66,963
|
Price on request
66,963
|
Frequency Control, Soft Start, Sync | 80% | Current Limiting, Over Load | Up to 1MHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 8-VSSOP | Flyback, Forward | 8V ~ 30V | |
|
Texas Instruments
|
66,267
|
Price on request
66,267
|
Frequency Control | 49% | Current Limiting | Up to 1MHz | No | Surface Mount | -40°C ~ 85°C (TA) | - | - | 8-SOIC | Boost, Buck, Flyback, Forward | 8.3V ~ 12V | |
|
On Semiconductor
|
66,000
|
Price on request
66,000
|
- | 80% | Over Power, Over Voltage, Short Circuit | 65kHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 6-TSOP | Flyback | 8.8V ~ 28V | |
Infineon Technologies
|
65,605
|
Price on request
65,605
|
- | 50% | Current Limiting, Over Load, Over Temperature, Over Voltage | 52kHz | Yes | Through Hole | -40°C ~ 150°C (TJ) | Isolated | 88 W | PG-DIP-8 | Flyback | 10.5V ~ 27V | |
|
On Semiconductor
|
64,571
|
Price on request
64,571
|
Frequency Control | 50% | Current Limiting, Over Load, Over Temperature, Over Voltage | Up to 300kHz | No | Surface Mount | -40°C ~ 130°C (TJ) | Isolated | 192 W | 16-SOP | Half-Bridge | 10V ~ 25V | |
|
Texas Instruments
|
64,565
|
Price on request
64,565
|
Frequency Control, Soft Start, Sync | 80% | Current Limiting, Over Load | 150kHz ~ 1MHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 8-VSSOP | Flyback | 8V ~ 30V | |
|
On Semiconductor
|
63,689
|
Price on request
63,689
|
Frequency Control | 50% | Current Limiting, Over Load, Over Temperature, Over Voltage | Up to 300kHz | No | Surface Mount | -40°C ~ 130°C (TJ) | Isolated | 192 W | 16-SOP | Half-Bridge | 10V ~ 25V | |
On Semiconductor
|
63,616
|
Price on request
63,616
|
Frequency Control, Soft Start | 45.6% | Current Limiting | Up to 500kHz | No | Surface Mount | -25°C ~ 125°C (TJ) | Isolated | - | 8-SOIC | Flyback, Forward | 9V ~ 28V | |
On Semiconductor
|
63,305
|
Price on request
63,305
|
- | 67% | Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit | 67kHz | Yes | Through Hole | -40°C ~ 125°C (TJ) | Isolated | 40 W | 8-MDIP | Flyback | 7.5V ~ 26V | |
|
On Semiconductor
|
62,697
|
Price on request
62,697
|
- | - | Over Load, Over Voltage | 70kHz | No | Surface Mount | -40°C ~ 125°C (TA) | Isolated | - | 10-SOIC | Forward Converter | 17V ~ 19V | |
STMicroelectronics
|
62,500
|
Price on request
62,500
|
- | 70% | Current Limiting, Open Loop, Over Temperature | 115kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Either | 8 W | 10-SSOP | Buck, Flyback | 11.5V ~ 23.5V | |
|
On Semiconductor
|
62,444
|
Price on request
62,444
|
- | 80% | Over Power, Over Voltage, Short Circuit | 65kHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 6-TSOP | Flyback | 8.9V ~ 28V | |
|
STMicroelectronics
|
62,043
|
Price on request
62,043
|
- | 70% | Current Limiting, Over Temperature | 115kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Either | 20 W | 16-SO | Flyback | 11.5V ~ 23.5V | |
|
Texas Instruments
|
61,489
|
Price on request
61,489
|
Frequency Control | 99% | Current Limiting | Up to 1MHz | No | Surface Mount | -40°C ~ 85°C (TA) | - | - | 8-SOIC | Boost, Buck, Flyback, Forward | 8.3V ~ 12V | |
Texas Instruments
|
60,480
|
Price on request
60,480
|
- | 55% | Current Limiting, Over Load, Over Temperature, Short Circuit | 62kHz | Yes | Surface Mount | -40°C ~ 105°C (TA) | Non-Isolated | - | 7-SOIC | Buck, Buck-Boost, Flyback | 3.6V ~ 5V | |
|
On Semiconductor
|
60,000
|
Price on request
60,000
|
- | 80% | Over Power, Over Voltage, Short Circuit | 100kHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 6-TSOP | Flyback | 8.9V ~ 28V | |
|
On Semiconductor
|
57,500
|
Price on request
57,500
|
- | 80% | Current Limiting, Over Load, Over Power, Over Temperature, Over Voltage | 100kHz | No | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | - | 7-SOIC | Flyback | 8.9V ~ 28V | |
|
STMicroelectronics
|
56,100
|
Price on request
56,100
|
- | 80% | Current Limiting, Over Temperature, Over Voltage | 60kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | 13 W | 10-SSOP | Flyback | 4.5V ~ 30V | |
STMicroelectronics
|
55,829
|
Price on request
55,829
|
- | 70% | Current Limiting, Over Temperature | 60kHz | Yes | Through Hole | -40°C ~ 150°C (TJ) | Either | 10 W | 7-DIP | Buck, Buck-Boost, Flyback | 11.5V ~ 23.5V | |
On Semiconductor
|
55,000
|
Price on request
55,000
|
- | 80% | 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
|
53,577
|
Price on request
53,577
|
Frequency Control, Soft Start | 45.6% | Current Limiting | Up to 500kHz | No | Surface Mount | -25°C ~ 125°C (TJ) | Isolated | - | 8-SOIC | Flyback, Forward | 9V ~ 28V | |
|
On Semiconductor
|
53,500
|
Price on request
53,500
|
EN, Frequency Control, Soft Start, Sync | - | 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 | |
On Semiconductor
|
53,448
|
Price on request
53,448
|
Frequency Control | 50% | Current Limiting, Over Temperature, Over Voltage | 67.5kHz ~ 285kHz | Yes | Surface Mount | -25°C ~ 150°C (TJ) | Isolated | - | 16-SOIC | Flyback, Forward | 9.5V ~ 40V | |
|
Texas Instruments
|
53,134
|
Price on request
53,134
|
- | - | Current Limiting, Over Voltage | 680Hz ~ 100kHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 7-SOIC | Flyback | 9V ~ 35V | |
|
On Semiconductor
|
53,121
|
Price on request
53,121
|
- | - | Current Limiting, Over Load, Over Power, Short Circuit | - | No | Surface Mount | -25°C ~ 125°C (TJ) | Isolated | - | 8-SOIC | Flyback | 8.9V ~ 28V | |
|
On Semiconductor
|
52,500
|
Price on request
52,500
|
EN, Soft Start | 80% | Current Limiting, Over Load, Over Power, Over Temperature, Over Voltage, Short Circuit | 65kHz | No | Surface Mount | 150°C (TJ) | Isolated | - | 7-SOIC | Flyback | 8.8V ~ 35V | |
On Semiconductor
|
52,479
|
Price on request
52,479
|
EN, Frequency Control, Soft Start, Sync | 50% | Over Current, Over/Under Voltage, Short Circuit | 20kHz ~ 750kHz | No | Surface Mount | -50°C ~ 150°C (TJ) | Isolated | - | 16-SOIC | Half-Bridge | 7.5V ~ 10V | |
On Semiconductor
|
52,201
|
Price on request
52,201
|
Frequency Control, Soft Start | 50% | Over Temperature | 50kHz ~ 500kHz | No | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | - | 16-SOIC | Half-Bridge | 9.5V ~ 20V | |
|
On Semiconductor
|
52,000
|
Price on request
52,000
|
- | 80% | Over Power, Over Voltage, Short Circuit | 65kHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 6-TSOP | Flyback | 8.8V ~ 28V | |
Power Integrations
|
51,901
|
Price on request
51,901
|
- | 54% | Current Limiting, Open Loop, Over Temperature, Short Circuit | 100kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | 13.5 W | SO-8C | Flyback | 725V | |
|
On Semiconductor
|
51,000
|
Price on request
51,000
|
- | 80% | Current Limiting, Over Load, Over Temperature | 100kHz | No | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | - | 7-SOIC | Flyback | 9.5V ~ 28V | |
|
On Semiconductor
|
50,588
|
Price on request
50,588
|
- | 80% | Over Load, Over Power, Over Temperature, Over Voltage | 100kHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 7-SOIC | Flyback | 9.5V ~ 28V | |
|
On Semiconductor
|
50,344
|
Price on request
50,344
|
- | 80% | Current Limiting, Over Load, Over Voltage, Short Circuit | 65kHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 7-SOIC | Flyback | 10V ~ 20V | |
|
STMicroelectronics
|
49,360
|
Price on request
49,360
|
- | 80% | Current Limiting, Over Temperature, Over Voltage | 115kHz | Yes | Through Hole | -40°C ~ 150°C (TJ) | Isolated | 20 W | 7-DIP | Flyback | 8.5V ~ 23.5V | |
|
On Semiconductor
|
48,500
|
Price on request
48,500
|
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 |
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