Available 24/7 at SENICO ELECTRONICS INTL CO., LIMITED
    SENICO ELECTRONICS INTL CO., LIMITED

    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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    Photo Mfr. Part # Availability Price Quantity Datasheet RoHs 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
    KA5H0380RTU

    KA5H0380RTU

    IC OFFLINE SW MULT TOP TO220F

    onsemi

    2,712
    RFQ
    KA5H0380RTU

    Datasheet

    KA5H0380RTU FPS™ TO-220-4 Full Pack Tube Obsolete - Yes 800V Flyback, Forward 15 V 9V ~ 30V 67% 100kHz - Current Limiting, Over Temperature, Over Voltage - -40°C ~ 85°C (TA) - - TO-220F-4L Through Hole
    STR5A464S

    STR5A464S

    AC/DC CONVERTER IC (INTEGRATED M

    Sanken Electric USA Inc.

    1,882
    RFQ
    STR5A464S

    Datasheet

    STR5A464S - 8-SOIC (0.154", 3.90mm Width), 7 Leads Cut Tape (CT) Active Non-Isolated Yes 700V Buck 29 V 8V ~ 32V 57% 60kHz - Current Limiting, Over Load, Over Temperature, Over Voltage Soft Start -40°C ~ 125°C (TA) - - 7-SOIC Surface Mount
    UCC2580N-4

    UCC2580N-4

    IC OFFLINE SWITCH MULT TOP 16DIP

    Unitrode

    2,115
    RFQ
    UCC2580N-4

    Datasheet

    UCC2580N-4 - 16-DIP (0.300", 7.62mm) Bulk Active Isolated No - Flyback, Forward 15 V 8.5V ~ 15V 66% - - - Soft Start -55°C ~ 150°C (TJ) - - 16-PDIP Through Hole
    FSFR1800HSL

    FSFR1800HSL

    IC OFFLINE SW HALF-BRIDGE 9SIP

    onsemi

    1,930
    RFQ
    FSFR1800HSL

    Datasheet

    FSFR1800HSL FSFR-HS 10-SIP Module, 9 Leads, Formed Leads Tube Obsolete Isolated Yes 500V Half-Bridge 12.5 V 10V ~ 25V 50% Up to 600kHz 260 W Current Limiting, Over Temperature, Over Voltage Frequency Control -40°C ~ 130°C (TJ) - - 9-SIP (L forming) Through Hole
    STR-X6737

    STR-X6737

    IC OFFLINE SWITCH FLYBACK TO3P

    Sanken Electric USA Inc.

    2,226
    RFQ
    STR-X6737

    Datasheet

    STR-X6737 STR-X6700 TO-3P-7 Full Pack, Formed Leads Bulk Obsolete Isolated Yes 500V Flyback 18.2 V 9.7V ~ 35V - 19kHz ~ 25kHz 290 W Current Limiting, Over Load, Over Voltage Soft Start -20°C ~ 125°C (TA) - - TO-3P Through Hole
    UC3877DWP

    UC3877DWP

    SWITCHING CONTROLLER, VOLTAGE-MO

    Unitrode

    2,339
    RFQ
    UC3877DWP

    Datasheet

    UC3877DWP * - Bulk Active - - - - - - - - - - - - - - - -
    UC2879DWG4

    UC2879DWG4

    IC OFFLINE SW FULL-BRDG 20SOIC

    Texas Instruments

    2,015
    RFQ
    UC2879DWG4

    Datasheet

    UC2879DWG4 - 20-SOIC (0.295", 7.50mm Width) Bulk Discontinued at Digi-Key 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
    SFA0006A

    SFA0006A

    PRIMARY-SIDE REGULATION PWM CONT

    Sanken Electric USA Inc.

    1,978
    RFQ
    SFA0006A

    Datasheet

    SFA0006A - 8-SOIC (0.173", 4.40mm Width) Tape & Reel (TR) Active Isolated No - Flyback 4.8 V 5.5V ~ 32V 81.5% 20kHz ~ 60kHz - Current Limiting, Over Load, Over Temperature, Over Voltage Frequency Control, Soft Start -40°C ~ 125°C (TA) - - 8-SOP Surface Mount
    UC3877N

    UC3877N

    SWITCHING CONTROLLER

    Texas Instruments

    2,767
    RFQ
    UC3877N

    Datasheet

    UC3877N * - Bulk Active - - - - - - - - - - - - - - - -
    UC2823BN

    UC2823BN

    IC OFFLINE SWITCH MULT TOP 16DIP

    Texas Instruments

    2,977
    RFQ
    UC2823BN

    Datasheet

    UC2823BN - 16-DIP (0.300", 7.62mm) Tube Obsolete 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-PDIP Through Hole
    SG6931DZ

    SG6931DZ

    IC REG

    Fairchild Semiconductor

    1,665
    RFQ
    SG6931DZ

    Datasheet

    SG6931DZ - - Bulk Obsolete - - - - - - - - - - - - - - - -
    FSQ0370RLA

    FSQ0370RLA

    SWITCHING REGULATOR, CURRENT-MOD

    Fairchild Semiconductor

    2,155
    RFQ
    FSQ0370RLA

    Datasheet

    FSQ0370RLA FPS™ 8-SMD, Gull Wing Bulk Active Isolated Yes 700V Flyback 12 V 8V ~ 20V 60% 100kHz 27 W Current Limiting, Over Load, Over Temperature, Over Voltage - -40°C ~ 85°C (TA) - - 8-LSOP Surface Mount
    UCC2580D-4

    UCC2580D-4

    IC OFFLINE SW MULT TOP 16SOIC

    Unitrode

    2,780
    RFQ
    UCC2580D-4

    Datasheet

    UCC2580D-4 - 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
    UCC35701N

    UCC35701N

    IC OFFLINE SWITCH MULT TOP 14DIP

    Unitrode

    2,513
    RFQ
    UCC35701N

    Datasheet

    UCC35701N - 14-DIP (0.300", 7.62mm) Bulk Active Isolated No - Boost, Buck, Flyback, Forward 13 V 9V ~ 15V 99% 700kHz - Current Limiting Soft Start, Sync -55°C ~ 150°C (TJ) - - 14-PDIP Through Hole
    UCC25701NG4

    UCC25701NG4

    IC OFFLINE SWITCH MULT TOP 14DIP

    Unitrode

    1,224
    RFQ
    UCC25701NG4

    Datasheet

    UCC25701NG4 - 14-DIP (0.300", 7.62mm) Bulk Active Isolated No - Boost, Flyback, Forward 13 V 9V ~ 15V 99% 700kHz - Current Limiting Soft Start, Sync -55°C ~ 150°C (TJ) - - 14-PDIP Through Hole
    UC2879DW

    UC2879DW

    UC2879 PHASE SHIFT RESONANT CONT

    Unitrode

    1,343
    RFQ
    UC2879DW

    Datasheet

    UC2879DW - 20-SOIC (0.295", 7.50mm Width) Bulk 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
    BM2SC123FP2-LBZE2

    BM2SC123FP2-LBZE2

    IC OFFLINE SW FLYBACK TO263-7

    Rohm Semiconductor

    1,965
    RFQ
    BM2SC123FP2-LBZE2

    Datasheet

    BM2SC123FP2-LBZE2 - TO-263-8, D2PAK (7 Leads + Tab), TO-263CA Tape & Reel (TR) Active Isolated Yes 1700V Flyback - 15V ~ 27.5V - 120kHz - Current Limiting, Over Load, Over Temperature, Over Voltage EN, Frequency Control, Soft Start -40°C ~ 105°C - - TO-263-7 Surface Mount
    UCC287502DBVR

    UCC287502DBVR

    CURRENT-MODE FLYBACK CONTROLLER

    Texas Instruments

    2,794
    RFQ
    UCC287502DBVR

    Datasheet

    UCC287502DBVR - SOT-23-6 Tape & Reel (TR) Active Isolated No - Flyback, Secondary Side SR 15.3 V 10V ~ 26V 80% 65kHz - Current Limiting, Over Power, Over Temperature, Over Voltage, Short Circuit, UVLO Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - SOT-23-6 Surface Mount
    TNY277PN

    TNY277PN

    IC OFFLINE SWITCH FLYBACK 8DIP

    Power Integrations

    1,235
    RFQ
    TNY277PN

    Datasheet

    TNY277PN TinySwitch®-III 8-DIP (0.300", 7.62mm), 7 Leads Tube Active Isolated Yes 700V Flyback - - 65% 132kHz 23.5 W Current Limiting, Open Loop, Over Temperature, Over Voltage, Short Circuit EN -40°C ~ 150°C (TJ) - - 8-PDIP-C Through Hole
    TEA18362T/1J

    TEA18362T/1J

    IC OFFLINE SWITCH FLYBACK 8SO

    NXP USA Inc.

    2,476
    RFQ
    TEA18362T/1J

    Datasheet

    TEA18362T/1J GreenChip™ 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Isolated No - Flyback 14.9 V 9.9V ~ 30V - 25kHz ~ 132.5kHz 75 W Over Power, Over Temperature, Over Voltage - -40°C ~ 150°C (TJ) - - 8-SO Surface Mount
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