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
FSQ0565RQWDTU

FSQ0565RQWDTU

SWITCHING CONTROLLER, CURRENT-MO

Fairchild Semiconductor

1,175
RFQ
FSQ0565RQWDTU Datasheet FPS™ TO-220-6 Full Pack, Formed Leads Bulk Active Isolated Yes 650V Flyback 12 V 8V ~ 20V - 48kHz ~ 67kHz 80 W Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit Sync -25°C ~ 85°C (TA) - - TO-220F-6L (W-Forming) Through Hole
UCC2809D-1

UCC2809D-1

UCC2809-1 ECONOMY PRIMARY SIDE C

Unitrode

623
RFQ
UCC2809D-1 Datasheet - 8-SOIC (0.154", 3.90mm Width) Bulk Active Isolated No - Boost, Flyback, Forward 10 V 8V ~ 19V 70% 1MHz - - Frequency Control, Soft Start -55°C ~ 150°C (TJ) - - 8-SOIC Surface Mount
LM3001M

LM3001M

SWITCHING CONTROLLER, CURRENT/VO

National Semiconductor

1,858
RFQ
LM3001M Datasheet * - Bulk Active - - - - - - - - - - - - - - - -
FSFR1700XSL

FSFR1700XSL

IC OFFLINE SW HALF-BRIDGE 9SIP

Fairchild Semiconductor

134,900
RFQ
FSFR1700XSL Datasheet FSFR-XS 10-SIP Module, 9 Leads, Formed Leads Bulk Active Isolated Yes 500V Half-Bridge 12.5 V 10V ~ 25V 50% Up to 300kHz 200 W Current Limiting, Over Temperature, Over Voltage Frequency Control -40°C ~ 130°C (TJ) - - 9-SIP (L forming) Through Hole
FSFR1800

FSFR1800

HALF BRIDGE BASED PERIPHERAL DRI

Fairchild Semiconductor

9,548
RFQ
FSFR1800 Datasheet FSFR 10-SSIP Module, 9 Leads, Formed Leads Bulk Active Isolated Yes 500V Half-Bridge 14.5 V 11.3V ~ 25V 50% Up to 300kHz 260 W Current Limiting, Over Load, Over Temperature, Over Voltage EN, Frequency Control -40°C ~ 130°C (TJ) - - 9-SIP Through Hole
UCC3809N-2

UCC3809N-2

IC OFFLINE SWITCH MULT TOP 8DIP

Unitrode

5,350
RFQ
UCC3809N-2 Datasheet - 8-DIP (0.300", 7.62mm) Bulk Active Isolated No - Boost, Buck, Flyback, Forward 15 V 8V ~ 19V 70% 1MHz - - Frequency Control, Soft Start -55°C ~ 150°C (TJ) - - 8-PDIP Through Hole
UCC2808AN-1

UCC2808AN-1

IC OFFLINE SWITCH MULT TOP 8DIP

Unitrode

900
RFQ
UCC2808AN-1 Datasheet - 8-DIP (0.300", 7.62mm) Bulk Active Isolated No - Full-Bridge, Half-Bridge, Push-Pull 12.5 V 8.3V ~ 15V 49% 1MHz - - Frequency Control -55°C ~ 150°C (TJ) - - 8-PDIP Through Hole
UCC25706P

UCC25706P

IC OFFLINE SWITCH MULT TOP 8DIP

Unitrode

6,650
RFQ
UCC25706P Datasheet - 8-DIP (0.300", 7.62mm) Bulk Active Isolated No - Boost, Flyback, Forward 12 V 8V ~ 15V 93% 1MHz - Current Limiting - -55°C ~ 150°C (TJ) - - 8-PDIP Through Hole
TC33025VPE

TC33025VPE

HIGH SPEED DOUBLE-ENDED PWM CONT

Microchip Technology

368
RFQ
TC33025VPE Datasheet - 16-DIP (0.400", 10.16mm) Bulk Active Isolated Yes - Push-Pull 9.2 V 0.8V ~ 30V 90% 400kHz - Current Limiting, Over Voltage, UVLO Frequency Control, Soft Start -40°C ~ 80°C - - 16-PDIP Through Hole
FSFR1800USL

FSFR1800USL

HALF BRIDGE BASED PERIPHERAL DRI

onsemi

380
RFQ
FSFR1800USL Datasheet * - Bulk Active - - - - - - - - - - - - - - - -
FSFR1700XS

FSFR1700XS

IC OFFLINE SW HALF-BRIDGE 9SIP

Fairchild Semiconductor

8,685
RFQ
FSFR1700XS Datasheet FSFR-XS 10-SSIP Module, 9 Leads, Formed Leads Bulk Active Isolated Yes 500V Half-Bridge 12.5 V 10V ~ 25V 50% Up to 300kHz 200 W Current Limiting, Over Temperature, Over Voltage Frequency Control -40°C ~ 130°C (TJ) - - 9-SIP Through Hole
UCC3960P

UCC3960P

IC OFFLINE SWITCH 8DIP

Unitrode

950
RFQ
UCC3960P Datasheet - 8-DIP (0.300", 7.62mm) Bulk Active Isolated No - - 10 V 8V ~ 19V 72% Up to 400kHz - Current Limiting, Over Voltage Frequency Control, Soft Start -55°C ~ 150°C (TJ) - - 8-PDIP Through Hole
UCC2580D-2

UCC2580D-2

IC OFFLINE SW MULT TOP 16SOIC

Unitrode

25,720
RFQ
UCC2580D-2 Datasheet - 16-SOIC (0.154", 3.90mm Width) Bulk Active Isolated No - Flyback, Forward 15 V 8.5V ~ 15V 66% - - - Soft Start -55°C ~ 150°C (TJ) - - 16-SOIC Surface Mount
LT1242CN8#PBF

LT1242CN8#PBF

LT1242 - CURRENT MODE PWM CONTRO

Linear Technology

200
RFQ
LT1242CN8#PBF Datasheet - 8-DIP (0.300", 7.62mm) Bulk Obsolete - - - Buck - 10V ~ 25V - Up to 500kHz - - - 0°C ~ 100°C (TJ) - - 8-PDIP Through Hole
UCC2580DTR-4

UCC2580DTR-4

IC OFFLINE SW MULT TOP 16SOIC

Unitrode

12,500
RFQ
UCC2580DTR-4 Datasheet - 16-SOIC (0.154", 3.90mm Width) Bulk Active Isolated No - Flyback, Forward 15 V 8.5V ~ 15V 66% - - - Soft Start -55°C ~ 150°C (TJ) - - 16-SOIC Surface Mount
UC2861DW

UC2861DW

IC OFFLINE SW MULT TOP 16SOIC

Unitrode

920
RFQ
UC2861DW Datasheet - 16-SOIC (0.295", 7.50mm Width) Bulk Active Non-Isolated Yes - Full-Bridge, Half-Bridge, Push-Pull 16.5 V 10.5V ~ 22V - 10kHz ~ 1MHz - - Soft Start -25°C ~ 85°C (TA) - - 16-SOIC Surface Mount
UCC35701PW

UCC35701PW

UCC35701 ADVANCED VOLTAGE MODE P

Unitrode

450
RFQ
UCC35701PW Datasheet * - Bulk Active - - - - - - - - - - - - - - - -
UCC25701PW

UCC25701PW

IC OFFLINE SW MULT TOP 14TSSOP

Unitrode

1,080
RFQ
UCC25701PW Datasheet - 14-TSSOP (0.173", 4.40mm Width) Bulk Active Isolated No - Boost, Flyback, Forward 13 V 9V ~ 15V 99% 700kHz - Current Limiting Soft Start, Sync -55°C ~ 150°C (TJ) - - 14-TSSOP Surface Mount
UCC25701N

UCC25701N

UCC25701 ADVANCED VOLTAGE MODE P

Unitrode

2,331
RFQ
UCC25701N Datasheet * - Bulk Active - - - - - - - - - - - - - - - -
UC3825BDW

UC3825BDW

IC OFFLINE SW MULT TOP 16SOIC

Unitrode

5,640
RFQ
UC3825BDW Datasheet - 16-SOIC (0.295", 7.50mm Width) Bulk Active Non-Isolated No - Boost, Buck, Flyback, Forward 16 V 10V ~ 22V 50% 1MHz - Current Limiting Frequency Control, Soft Start -55°C ~ 150°C (TJ) - - 16-SOIC Surface Mount
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