AC DC Converters, Offline Switches(4433)

The AC-DC Converters and Offline Switchers category represents the backbone of mains-powered electronics. These highly integrated ICs, such as the TinySwitch-III and LinkSwitch families, combine a high-voltage power MOSFET with advanced controller logic to convert high-voltage AC input into a stable, regulated DC output. By merging AC-DC conversion and offline switching into one category, IcMass provides a streamlined sourcing experience for designers of SMPS (Switched-Mode Power Supplies), adapters, and standby power modules. These devices are optimized for low component count, reduced EMI, and compliance with global energy efficiency standards like Energy Star and EcoSmart.
制造商 Series Package/Case Packaging Product Status Output Isolation Internal Switch(s) Voltage - Breakdown Topology Voltage - Start Up Voltage - Supply (Vcc/Vdd) Duty Cycle Frequency - Switching Power (Watts) Fault Protection Control Features Operating Temperature Grade Qualification Supplier Device Package Mounting Type












































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































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Photo Mfr. Part # Availability Price Quantity Datasheet Series Package/Case Packaging Product Status Output Isolation Internal Switch(s) Voltage - Breakdown Topology Voltage - Start Up Voltage - Supply (Vcc/Vdd) Duty Cycle Frequency - Switching Power (Watts) Fault Protection Control Features Operating Temperature Grade Qualification Supplier Device Package Mounting Type
LT1242CN8#PBF

LT1242CN8#PBF

IC OFFLINE SWITCH BUCK 8DIP

Analog Devices Inc.

151
RFQ
LT1242CN8#PBF Datasheet - 8-DIP (0.300", 7.62mm) Tube Active Isolated No - Buck 16 V 10V ~ 25V 96% Up to 500kHz - - Frequency Control 0°C ~ 100°C (TJ) - - 8-PDIP Through Hole
LT1244IN8#PBF

LT1244IN8#PBF

IC OFFLINE SWITCH BUCK 8DIP

Analog Devices Inc.

55
RFQ
LT1244IN8#PBF Datasheet - 8-DIP (0.300", 7.62mm) Tube Active Isolated No - Buck 16 V 10V ~ 25V 48% Up to 500kHz - - Frequency Control -40°C ~ 100°C (TJ) - - 8-PDIP Through Hole
LT1244CS8#PBF

LT1244CS8#PBF

IC OFFLINE SWITCH BUCK 8SOIC

Analog Devices Inc.

0
RFQ
LT1244CS8#PBF Datasheet - 8-SOIC (0.154", 3.90mm Width) Tube Active Isolated No - Buck 16 V 10V ~ 25V 48% Up to 500kHz - - Frequency Control 0°C ~ 100°C (TJ) - - 8-SO Surface Mount
LT3798IMSE#TRPBF

LT3798IMSE#TRPBF

IC OFFLINE SWITCH FLYBACK 16MSOP

Analog Devices Inc.

4,292
RFQ
LT3798IMSE#TRPBF Datasheet - 16-TFSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Isolated No - Flyback - 10V ~ 38V - 500Hz ~ 150KHz - - - -40°C ~ 125°C - - 16-MSOP-EP Surface Mount
LT1242IS8#PBF

LT1242IS8#PBF

IC OFFLINE SWITCH BUCK 8SOIC

Analog Devices Inc.

78
RFQ
LT1242IS8#PBF Datasheet - 8-SOIC (0.154", 3.90mm Width) Tube Active Isolated No - Buck 16 V 10V ~ 25V 96% Up to 500kHz - - Frequency Control -40°C ~ 100°C (TJ) - - 8-SO Surface Mount
LT3798HMSE#PBF

LT3798HMSE#PBF

IC OFFLINE SWITCH FLYBACK 16MSOP

Analog Devices Inc.

178
RFQ
LT3798HMSE#PBF Datasheet - 16-TFSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Isolated No - Flyback - 10V ~ 38V - 500Hz ~ 150KHz - - - -40°C ~ 125°C - - 16-MSOP-EP Surface Mount
LTC3705IGN#PBF

LTC3705IGN#PBF

IC OFFLINE SW MULT TOP 16SSOP

Analog Devices Inc.

100
RFQ
LTC3705IGN#PBF Datasheet - 16-SSOP (0.154", 3.90mm Width) Tube Active Isolated No - Forward, Secondary Side SR - 18V ~ 80V - - - Current Limiting Soft Start -40°C ~ 85°C (TA) - - 16-SSOP Surface Mount
LT1246CS8#PBF

LT1246CS8#PBF

IC OFFLINE SWITCH BUCK 8SOIC

Analog Devices Inc.

69
RFQ
LT1246CS8#PBF Datasheet - 8-SOIC (0.154", 3.90mm Width) Tube Active Isolated No - Buck 16 V 10V ~ 25V 100% Up to 1MHz - - Frequency Control 0°C ~ 100°C (TA) - - 8-SO Surface Mount
UC2879DW

UC2879DW

IC OFFLINE SW FULL-BRDG 20SOIC

Texas Instruments

356
RFQ
UC2879DW Datasheet - 20-SOIC (0.295", 7.50mm Width) Tube Active Non-Isolated - - Full-Bridge - 9.25V ~ 20V 50% 300kHz - Current Limiting Frequency Control, Soft Start, Sync -40°C ~ 85°C (TA) - - 20-SOIC Surface Mount
UC2825BDW

UC2825BDW

IC OFFLINE SW MULT TOP 16SOIC

Texas Instruments

47
RFQ
UC2825BDW Datasheet - 16-SOIC (0.295", 7.50mm Width) Bulk Active Non-Isolated No - Boost, Flyback, Forward 16 V 10V ~ 22V 50% 1MHz - Current Limiting Frequency Control, Soft Start -55°C ~ 150°C (TJ) - - 16-SOIC Surface Mount
LT1738IG#PBF

LT1738IG#PBF

IC OFFLINE SW MULT TOP 20SSOP

Analog Devices Inc.

56
RFQ
LT1738IG#PBF Datasheet - 20-SSOP (0.209", 5.30mm Width) Tube Active Isolated No - Boost, Cuk, Flyback - 2.55V ~ 20V 93.5% 20kHz ~ 250kHz - - EN, Frequency Control, Soft Start, Sync -40°C ~ 125°C (TJ) - - 20-SSOP Surface Mount
INN3649C-H606-TL

INN3649C-H606-TL

1700 V 65 W (85-670 V AC)

Power Integrations

2,074
RFQ

-

- 24-PowerSMD Module (0.425", 10.80mm Width), 17 Leads Tape & Reel (TR) Active Isolated Yes 1700V Flyback, Secondary Side SR - - - 45kHz 65 W Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit Frequency Control, Soft Start -40°C ~ 105°C (TA) - - InSOP-24D Surface Mount
UC2823BDW

UC2823BDW

IC OFFLINE SW MULT TOP 16SOIC

Texas Instruments

210
RFQ
UC2823BDW Datasheet - 16-SOIC (0.295", 7.50mm Width) Bulk Active Non-Isolated No - Boost, Buck, Flyback, Forward 16 V 10V ~ 22V 100% 1MHz - Current Limiting Frequency Control, Soft Start -55°C ~ 150°C (TJ) - - 16-SOIC Surface Mount
NCP1239JD65R2G

NCP1239JD65R2G

IC OFFLINE SWITCH FLYBACK 7SOIC

onsemi

2,500
RFQ
NCP1239JD65R2G Datasheet - 8-SOIC (0.154", 3.90mm Width), 7 Leads Tape & Reel (TR) Active Isolated No - Flyback 12 V 8.8V ~ 35V 80% 65kHz - Current Limiting, Over Load, Over Power, Over Temperature, Over Voltage, Short Circuit EN, Soft Start 150°C (TJ) - - 7-SOIC Surface Mount
NCP1239MD65R2G

NCP1239MD65R2G

IC OFFLINE SWITCH FLYBACK 7SOIC

onsemi

2,500
RFQ
NCP1239MD65R2G Datasheet - 8-SOIC (0.154", 3.90mm Width), 7 Leads Tape & Reel (TR) Active Isolated No - Flyback 12 V 8.8V ~ 35V 80% 65kHz - Current Limiting, Over Load, Over Temperature, Over Voltage - -40°C ~ 125°C (TJ) - - 7-SOIC Surface Mount
LNK6446D-TL

LNK6446D-TL

5.5 W (85-265 VAC)

Power Integrations

2,491
RFQ

-

- 8-SOIC (0.154", 3.90mm Width), 7 Leads Tape & Reel (TR) Active Isolated Yes 725V Flyback - - 55% 350Hz ~ 85kHz 6.1 W Current Limiting, Open Loop, Over Temperature, Short Circuit - -40°C ~ 150°C (TJ) - - SO-8C Surface Mount
AL17051V33W5-7

AL17051V33W5-7

LED HV INT SWITCH SOT25 T&R 3K

Diodes Incorporated

2,919
RFQ
AL17051V33W5-7 Datasheet - SC-74A, SOT-753 Tape & Reel (TR) Active Non-Isolated Yes 700V Buck 3.05 V 2.7V ~ 6.5V - - - Current Limiting, Over Load, Over Temperature, Over Voltage, UVLO Soft Start -40°C ~ 105°C (TA) - - SOT-25 Surface Mount
TNY174DG-TL

TNY174DG-TL

8.5 W (85-265 VAC) 11 W (230 VAC

Power Integrations

2,713
RFQ

-

- 8-SOIC (0.154", 3.90mm Width), 7 Leads Tape & Reel (TR) Active Isolated Yes 650V Flyback, Secondary Side SR - - 65% 132kHz 11 W Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit EN -40°C ~ 150°C (TJ) - - SO-8C Surface Mount
LNK562DG-TL

LNK562DG-TL

IC OFFLINE SWITCH FLYBACK 8SO

Power Integrations

9,486
RFQ
LNK562DG-TL Datasheet LinkSwitch®-LP 8-SOIC (0.154", 3.90mm Width), 7 Leads Tape & Reel (TR) Active Isolated Yes 700V Flyback - - 70% 66kHz 1.9 W Current Limiting, Open Loop, Over Temperature, Short Circuit - -40°C ~ 150°C (TJ) - - SO-8C Surface Mount
TNY175DG-TL

TNY175DG-TL

11.5 W (85-265 VAC) 15 W (230 VA

Power Integrations

4,985
RFQ

-

- 8-SOIC (0.154", 3.90mm Width), 7 Leads Tape & Reel (TR) Active Isolated Yes 650V Flyback, Secondary Side SR - - 65% 132kHz 15 W Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit EN -40°C ~ 150°C (TJ) - - SO-8C Surface Mount
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