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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
STMicroelectronics
|
48,200
|
Price on request
48,200
|
- | - | Current Limiting, Short Circuit | Up to 166kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | - | 16-SO | Flyback | 11.5V ~ 23V | |
On Semiconductor
|
48,066
|
Price on request
48,066
|
- | 77% | Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit | 67kHz | Yes | Through Hole | -40°C ~ 105°C (TA) | Isolated | 26 W | 8-DIP | Flyback | 8V ~ 26V | |
On Semiconductor
|
47,500
|
Price on request
47,500
|
- | - | Current Limiting, Over Power, Over Voltage, Short Circuit | - | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | 20 W | 7-SOIC | Flyback | 6.5V ~ 28V | |
Power Integrations
|
46,590
|
Price on request
46,590
|
- | 78% | Current Limiting, Over Temperature, Over Voltage | 66kHz, 132kHz | Yes | Through Hole | -40°C ~ 150°C (TJ) | Isolated | 25 W | eSIP-7C | Flyback | 700V | |
On Semiconductor
|
46,500
|
Price on request
46,500
|
Frequency Control | 50% | Current Limiting, Over Load, Over Temperature, Over Voltage | Up to 300kHz | No | Surface Mount | -40°C ~ 130°C (TJ) | Isolated | - | 16-SOP | Half-Bridge | 10V ~ 25V | |
|
Texas Instruments
|
45,604
|
Price on request
45,604
|
Frequency Control, Soft Start | 70% | - | 1MHz | No | Surface Mount | -55°C ~ 150°C (TJ) | Isolated | - | 8-SOIC | Boost, Flyback, Forward | 8V ~ 19V | |
|
Texas Instruments
|
45,200
|
Price on request
45,200
|
- | 78% | Current Limiting | 1MHz | No | Surface Mount | -55°C ~ 150°C (TJ) | Isolated | - | 8-SOIC | Boost, Buck, Flyback, Forward | 8.3V ~ 13.5V | |
STMicroelectronics
|
45,000
|
Price on request
45,000
|
Soft Start | - | Over Load, Over Temperature, Over Voltage, Short Circuit | 60kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Non-Isolated | 1 W | 16-SO | Boost, Buck, Buck-Boost, Flyback | 4.5V ~ 30V | |
|
STMicroelectronics
|
43,450
|
Price on request
43,450
|
- | 70% | Current Limiting, Over Temperature | 60kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Either | 20 W | 16-SO | Flyback | 11.5V ~ 23.5V | |
|
Texas Instruments
|
43,048
|
Price on request
43,048
|
Frequency Control, Soft Start | 70% | - | 1MHz | No | Surface Mount | -55°C ~ 150°C (TJ) | Isolated | - | 8-SOIC | Boost, Buck, Flyback, Forward | 8V ~ 19V | |
STMicroelectronics
|
42,500
|
Price on request
42,500
|
- | 80% | Current Limiting, Over Temperature, Over Voltage, Short Circuit | 60kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Either | 7 W | 10-SSOP | Buck, Buck-Boost, Flyback | 4.5V ~ 30V | |
Power Integrations
|
41,796
|
Price on request
41,796
|
EN | 65% | Current Limiting, Open Loop, Over Temperature, Short Circuit | 132kHz | Yes | Through Hole | -40°C ~ 150°C (TJ) | Isolated | 19 W | 8-PDIP-B | Flyback | 700V | |
Texas Instruments
|
41,755
|
Price on request
41,755
|
- | - | Current Limiting, Over Voltage | 650Hz ~ 80kHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 7-SOIC | Flyback | 9V ~ 35V | |
On Semiconductor
|
41,341
|
Price on request
41,341
|
Frequency Control, Soft Start | 75% | Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit | 25kHz ~ 500kHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | 330 mW | 9-SOIC | Flyback | 9V ~ 28V | |
STMicroelectronics
|
40,992
|
Price on request
40,992
|
EN, Frequency Control, Soft Start | - | Current Limiting, Over Load, Over Temperature, Short Circuit | Up to 300kHz | Yes | Surface Mount | -40°C ~ 150°C (TC) | Isolated | 65 W | 10-PowerSO | Flyback | 8.4V ~ 19V | |
NXP Semiconductors
|
40,500
|
Price on request
40,500
|
- | 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
|
40,065
|
Price on request
40,065
|
- | 70% | Current Limiting, Over Temperature, Over Voltage | 115kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | 10 W | 16-SO | Flyback | 8.5V ~ 23.5V | |
|
On Semiconductor
|
40,000
|
Price on request
40,000
|
- | - | - | - | - | - | - | - | - | - | - | - | |
|
Diodes Incorporated
|
40,000
|
Price on request
40,000
|
- | - | Over Temperature, Short Circuit | 60kHz | Yes | Surface Mount | -40°C ~ 85°C | Isolated | 5 W | 7-SO | Flyback | 5.3V ~ 22V | |
On Semiconductor
|
40,000
|
Price on request
40,000
|
- | - | 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
|
40,000
|
Price on request
40,000
|
Soft Start | 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
|
40,000
|
Price on request
40,000
|
- | 64% | Current Limiting, Over Temperature, Over Voltage | 140kHz | No | Surface Mount | -40°C ~ 105°C (TA) | Isolated | - | 8-SOIC | Flyback | 5V ~ 25V | |
On Semiconductor
|
38,505
|
Price on request
38,505
|
- | 80% | Current Limiting, Over Temperature, Over Voltage, Short Circuit | 133kHz | No | Through Hole | -40°C ~ 125°C (TJ) | Isolated | - | 7-PDIP | Flyback | 7.7V ~ 18V | |
On Semiconductor
|
38,000
|
Price on request
38,000
|
EN, Frequency Control | 50% | Current Limiting, Over Load, Over Temperature, Over Voltage | Up to 300kHz | Yes | Through Hole | -40°C ~ 130°C (TJ) | Isolated | 260 W | 9-SIP | Half-Bridge | 11.3V ~ 25V | |
On Semiconductor
|
37,818
|
Price on request
37,818
|
- | 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 | |
|
STMicroelectronics
|
37,500
|
Price on request
37,500
|
- | 80% | Current Limiting, Over Temperature, Over Voltage, Short Circuit | 60kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | 20 W | 16-SO | Flyback | 8.5V ~ 23.5V | |
|
Texas Instruments
|
37,048
|
Price on request
37,048
|
Frequency Control, Soft Start | 70% | - | 1MHz | No | Surface Mount | -55°C ~ 150°C (TJ) | Isolated | - | 8-SOIC | Boost, Buck, Flyback, Forward | 8V ~ 19V | |
|
Power Integrations
|
37,000
|
Price on request
37,000
|
- | 70% | Current Limiting, Open Loop, Over Temperature, Short Circuit | 66kHz | Yes | Through Hole | -40°C ~ 150°C (TJ) | Isolated | 1.9 W | 8-PDIP-B | Flyback | 700V | |
Texas Instruments
|
36,700
|
Price on request
36,700
|
Frequency Control, Soft Start | 70% | - | 1MHz | No | Surface Mount | -55°C ~ 150°C (TJ) | Isolated | - | 8-VSSOP | Boost, Flyback, Forward | 8V ~ 19V | |
Power Integrations
|
36,653
|
Price on request
36,653
|
- | 54% | Current Limiting, Open Loop, Over Temperature, Short Circuit | 100kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | 11 W | SO-8C | Flyback | 725V | |
Texas Instruments
|
36,302
|
Price on request
36,302
|
Frequency Control, Soft Start | 100% | Current Limiting | 1MHz | No | Surface Mount | 0°C ~ 70°C (TA) | Non-Isolated | - | 16-SOIC | Boost, Buck, Flyback, Forward | 8.4V ~ 30V | |
|
On Semiconductor
|
36,000
|
Price on request
36,000
|
- | - | - | 18kHz ~ 100kHz | - | Through Hole | - | Isolated | 10 W | 8-DIP | - | 8V ~ 30V | |
On Semiconductor
|
36,000
|
Price on request
36,000
|
- | 80% | Over Power, Over Voltage, Short Circuit | 100kHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 6-TSOP | Flyback | 8.8V ~ 28V | |
|
Power Integrations
|
35,648
|
Price on request
35,648
|
- | 70% | Current Limiting, Open Loop, Over Temperature, Short Circuit | 100kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | 3 W | SO-8C | Flyback | 700V | |
|
Texas Instruments
|
35,278
|
Price on request
35,278
|
Frequency Control | 49% | - | 1MHz | No | Surface Mount | -55°C ~ 150°C (TJ) | Isolated | - | 8-SOIC | Push-Pull | 8.3V ~ 15V | |
On Semiconductor
|
35,198
|
Price on request
35,198
|
Frequency Control, Soft Start | 45% | Current Limiting | 1MHz | No | Surface Mount | -40°C ~ 105°C (TA) | Isolated | - | 16-SOIC | Half-Bridge | 8.4V ~ 30V | |
|
Microchip Technology
|
35,028
|
Price on request
35,028
|
Frequency Control | 96% | - | 500kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | - | 8-SOIC | Boost, Buck, Flyback, Forward | 9V ~ 20V | |
|
On Semiconductor
|
35,000
|
Price on request
35,000
|
- | 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
|
34,615
|
Price on request
34,615
|
- | 67% | Current Limiting, Over Temperature, Over Voltage | 100kHz | Yes | Through Hole | -40°C ~ 85°C (TA) | - | - | TO-220F-4L | Flyback, Forward | 9V ~ 30V | |
|
On Semiconductor
|
34,605
|
Price on request
34,605
|
- | 80% | Current Limiting, Over Temperature, Over Voltage, Short Circuit | 100kHz | No | Through Hole | -40°C ~ 125°C (TJ) | Isolated | - | 7-PDIP | Flyback | 7.7V ~ 18V | |
On Semiconductor
|
34,605
|
Price on request
34,605
|
- | 80% | Current Limiting, Over Temperature, Over Voltage, Short Circuit | 65kHz | No | Through Hole | -40°C ~ 125°C (TJ) | Isolated | - | 7-PDIP | Flyback | 7.7V ~ 18V | |
|
On Semiconductor
|
34,200
|
Price on request
34,200
|
EN, Frequency Control, Soft Start, Sync | 80% | Current Limiting, Open Loop, Over Load, Over Power, Over Temperature, Over Voltage, Short Circuit | 100kHz ~ 1MHz | No | Surface Mount | -40°C ~ 125°C (TJ) | Isolated | - | 10-WQFN (4x3) | Flyback | 9V ~ 20V | |
|
On Semiconductor
|
34,000
|
Price on request
34,000
|
Soft Start | 80% | Current Limiting, Over Voltage | 65kHz | No | Surface Mount | 150°C (TJ) | Isolated | - | 6-TSOP | Flyback | 8.9V ~ 20V | |
On Semiconductor
|
33,965
|
Price on request
33,965
|
- | 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 | |
|
Texas Instruments
|
33,702
|
Price on request
33,702
|
Frequency Control | 49% | Current Limiting | Up to 1MHz | No | Surface Mount | -40°C ~ 125°C (TA) | - | - | 8-SOIC | Boost, Flyback, Forward | 8.3V ~ 12V | |
|
Microchip Technology
|
33,451
|
Price on request
33,451
|
Frequency Control | 49% | Current Limiting | Up to 1MHz | No | Surface Mount | -40°C ~ 85°C (TA) | Isolated | - | 8-SOIC | Push-Pull | 8.3V ~ 15V | |
|
On Semiconductor
|
33,250
|
Price on request
33,250
|
- | 69% | Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit | 65kHz | Yes | Through Hole | -40°C ~ 125°C (TJ) | Isolated | 25 W | 7-PDIP | Flyback | 6.3V ~ 10V | |
|
On Semiconductor
|
32,900
|
Price on request
32,900
|
- | 77% | Current Limiting, Over Load, Over Temperature, Over Voltage | 67kHz | Yes | Through Hole | -25°C ~ 85°C (TA) | Isolated | 40 W | 8-DIP | Flyback | 8V ~ 21V | |
|
Microchip Technology
|
32,541
|
Price on request
32,541
|
Frequency Control | 50% | - | 500kHz | Yes | Surface Mount | -40°C ~ 150°C (TJ) | Isolated | - | 8-SOIC | Boost, Buck, Flyback, Forward | 9V ~ 20V | |
Microchip Technology
|
32,539
|
Price on request
32,539
|
Frequency Control | 50% | - | 500kHz | Yes | Through Hole | -40°C ~ 150°C (TJ) | Isolated | - | 14-DIP | Boost, Buck, Flyback, Forward | 9V ~ 20V |
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