AC DC Converters, Offline Switches

Manufacturer 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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AC DC Converters, Offline Switches

AC-DC converters and offline switches are power management ICs used to convert AC input power into regulated DC output for electronic systems. They are commonly used in adapters, chargers, LED lighting, industrial power supplies, home appliances, smart meters, consumer electronics, and embedded power supply designs requiring compact and efficient conversion.

TomatoElec is an independent electronic components distributor supplying AC-DC converter and offline switch ICs from mainstream manufacturers such as Texas Instruments, STMicroelectronics, onsemi, Infineon, Microchip, Renesas, NXP, Diodes Incorporated, Analog Devices, and Monolithic Power Systems. Customers can check inventory, price, package, specifications, parameters and PDF datasheets in the product list below, and submit a BOM or RFQ for AC-DC converter and offline switch sourcing support.

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
UC3876N

UC3876N

IC OFFLINE SW FULL-BRDG 20DIP

Texas Instruments

0 -
RFQ
UC3876N

Datasheet

- 20-DIP (0.300", 7.62mm) Bulk Obsolete Non-Isolated - - Full-Bridge 15.25 V 9.5V ~ 20V 100% 1MHz - Current Limiting Frequency Control, Soft Start, Sync 0°C ~ 70°C (TA) - - 20-PDIP Through Hole
UC3851DW

UC3851DW

IC OFFLINE SW MULT TOP 18SOIC

Texas Instruments

0 -
RFQ
UC3851DW

Datasheet

- 18-SOIC (0.295", 7.50mm Width) Bulk Obsolete - No - Boost, Buck, Flyback, Forward 8 V 7.8V ~ 32V 50% Up to 500kHz - Current Limiting, Over Voltage Frequency Control, Soft Start 0°C ~ 70°C (TA) - - 18-SOIC Surface Mount
UC3851DWTR

UC3851DWTR

IC OFFLINE SW MULT TOP 18SOIC

Texas Instruments

0 -
RFQ
UC3851DWTR

Datasheet

- 18-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Active - No - Boost, Buck, Flyback, Forward 8 V 7.8V ~ 32V 50% Up to 500kHz - Current Limiting, Over Voltage Frequency Control, Soft Start 0°C ~ 70°C (TA) - - 18-SOIC Surface Mount
FAN501AMPX

FAN501AMPX

IC OFFLINE SWITCH FLYBACK 10MLP

Fairchild Semiconductor

33,000 -
RFQ
FAN501AMPX

Datasheet

WSaver® 10-WQFN Exposed Pad Bulk Active Isolated No - Flyback 17.5 V 6V ~ 30V 68.5% 85kHz ~ 140kHz - Current Limiting, Over Temperature, Over Voltage - -40°C ~ 125°C (TA) - - 10-MLP (4x3) Surface Mount
FAN501MPX

FAN501MPX

IC OFFLINE SWITCH FLYBACK 10MLP

Fairchild Semiconductor

33,000 -
RFQ
FAN501MPX

Datasheet

WSaver® 10-WQFN Exposed Pad Bulk Active Isolated No - Flyback 17.5 V 5.8V ~ 30V 68.5% 85kHz ~ 140kHz - Current Limiting, Over Temperature, Over Voltage - -40°C ~ 125°C (TA) - - 10-MLP (4x3) Surface Mount
FAN501ARMPX

FAN501ARMPX

FAN501A - OFFLINE DCM/CCM FLYBAC

Fairchild Semiconductor

6,000 -
RFQ
FAN501ARMPX

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - -
FAN7602MX

FAN7602MX

FAN7602 - GREEN CURRENT MODE PWM

Fairchild Semiconductor

35,000 -
RFQ
FAN7602MX

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - -
FAN6747ALMY

FAN6747ALMY

IC PWM CTLR GREEN MODE 8-SOIC

onsemi

29,980 -
RFQ
FAN6747ALMY

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - -
FAN104WMX

FAN104WMX

FAN104 - HIGH-FREQUENCY PRIMARY-

Fairchild Semiconductor

390,000 -
RFQ
FAN104WMX

Datasheet

TRUECURRENT™ 8-SOIC (0.154", 3.90mm Width) Bulk Active Isolated - - - - 5V ~ 21V - 80kHz ~ 90kHz - - - -40°C ~ 105°C - - 8-SOIC Surface Mount
FSL3276ALRN

FSL3276ALRN

IC OFFLINE SWITCH MULT TOP 7DIP

Fairchild Semiconductor

6,000 -
RFQ
FSL3276ALRN

Datasheet

- 8-DIP (0.300", 7.62mm), 7 Leads Bulk Active Non-Isolated Yes 650V Buck, Buck-Boost, Flyback 8 V 7V ~ 26V - 50kHz 2.4 W Current Limiting, Open Loop, Over Load, Over Temperature, Over Voltage - -40°C ~ 125°C (TJ) - - 7-DIP Through Hole
SG5841SZ

SG5841SZ

SG5841 - Green-Mode PWM Controll

Analog Devices Inc.

19,533 -
RFQ
SG5841SZ

Datasheet

- - Bulk Active - - - - - - - - - - - - - - - -
NCP1070P100G

NCP1070P100G

HIGH-VOLTAGE SWITCHER REGULATOR

onsemi

4,600 -
RFQ
NCP1070P100G

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - -
FAN302ULMY

FAN302ULMY

IC OFFLINE SWITCH FLYBACK 8SOIC

Fairchild Semiconductor

20,000 -
RFQ
FAN302ULMY

Datasheet

mWSaver™ 8-SOIC (0.154", 3.90mm Width) Bulk Active Isolated No - Flyback 16 V 5V ~ 25V 64% 140kHz - Current Limiting, Over Temperature, Over Voltage - -40°C ~ 105°C (TA) - - 8-SOIC Surface Mount
FSQ321L

FSQ321L

IC REG

onsemi

6,500 -
RFQ
FSQ321L

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - -
FAN6300DY

FAN6300DY

FAN6300 - SWITCHING CONTROLLER,

Fairchild Semiconductor

2,819 -
RFQ
FAN6300DY

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - -
FSL137HNY

FSL137HNY

FSL137 - 700V INTEGRATED POWER S

Fairchild Semiconductor

30,000 -
RFQ
FSL137HNY

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - -
NCP1071P100G

NCP1071P100G

HIGH-VOLTAGE SWITCHER FOR LOW PO

onsemi

16,400 -
RFQ
NCP1071P100G

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - -
NCP1011ST100T3G

NCP1011ST100T3G

Switching Regulator, Current-mod

onsemi

230,235 -
RFQ

-

NCP101X TO-261-4, TO-261AA Tape & Reel (TR) Obsolete Isolated Yes 700V Flyback - 8.5V ~ 10V 67% 100kHz 19 W Over Load, Over Temperature, Over Voltage Frequency Control, Soft Start 150°C (TJ) - - SOT-223 (TO-261) Surface Mount
NCP1075BBP065G

NCP1075BBP065G

ENHANCED OFF LINE SWITCHER FOR R

onsemi

1,050 -
RFQ
NCP1075BBP065G

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - -
NCP1237AD65R2G

NCP1237AD65R2G

IC OFFLINE SWITCH FLYBACK 7SOIC

Fairchild Semiconductor

22,500 -
RFQ
NCP1237AD65R2G

Datasheet

- 8-SOIC (0.154", 3.90mm Width), 7 Leads Bulk Active Isolated No - Flyback 12 V 9.5V ~ 28V 80% 65kHz - Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit - -40°C ~ 150°C (TJ) - - 7-SOIC Surface Mount
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