-7.5V, 5V, 7.5V DC to DC Multi-Output Power Supply for Portable

Reference Design using part LM2577 by Texas Instruments

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Manufacturer

Texas Instruments
  • Application Category
    Power Supplies
  • Product Type
    DC to DC Multi-Output Power Supplies

Associated Documents

For End Products

  • Portable

Description

  • LM2577 simple switcher flyback regulator has been designed with multiple (3) outputs and input-to-output isolation. The three outputs are: 1) 5V @ 150 mA, 2) 7.5V @ 100 mA, and 3) -7.5V @ 70 mA. The table below gives the electrical specifications

Key Features

  • Conversion Type
    DC to DC
  • Input Voltage
    16 to 36 V
  • Output Voltage
    -7.5|5|7.5 V
  • Output Current
    0.012 to 0.07@-7.5V|0.02 to 0.1@7.5V|0.03 to 0.15@5V A
  • Topology
    Flyback

Featured Parts (127)

Featured Parts
Part Number Manufacturer Type Description
LM385Z-2.5/LFT2 Texas Instruments Voltage References V-Ref Precision 2.5V 20mA 3-Pin TO-92 T/R Buy
LM385Z-2.5/LFT2 Texas Instruments Voltage References V-Ref Precision 2.5V 20mA 3-Pin TO-92 T/R Buy
LM385Z-2.5/NOPB Texas Instruments Voltage References V-Ref Precision 2.5V 20mA 3-Pin TO-92 Bulk Buy
LM385M3-2.5/NOPB Texas Instruments Voltage References V-Ref Precision 2.5V 20mA 3-Pin SOT-23 T/R Buy
LM385BXM-2.5/NOPB Texas Instruments Voltage References V-Ref Precision 2.5V 20mA 8-Pin SOIC Tube Buy
LM385BYZ/NOPB Texas Instruments Voltage References V-Ref Adjustable 1.24V to 5.3V 20mA 3-Pin TO-92 Bulk Buy
LM385BZ-2.5/LFT7 Texas Instruments Voltage References V-Ref Precision 2.5V 20mA 3-Pin TO-92 T/R Buy
LM385BM/NOPB Texas Instruments Voltage References V-Ref Adjustable 1.24V to 5.3V 20mA 8-Pin SOIC Tube Buy
LM385BXMX-2.5/NOPB Texas Instruments Voltage References V-Ref Precision 2.5V 20mA 8-Pin SOIC T/R Buy
LM385BYZ-1.2/NOPB Texas Instruments Voltage References V-Ref Precision 1.235V 20mA 3-Pin TO-92 Bulk Buy
LM385BZ-2.5/NOPB Texas Instruments Voltage References V-Ref Precision 2.5V 20mA 3-Pin TO-92 Bulk Buy
LM385MX/NOPB Texas Instruments Voltage References V-Ref Adjustable 1.24V to 5.3V 20mA 8-Pin SOIC T/R Buy
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