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TPS54821RHLR General Description

One standout feature of the TPS54821RHLR is its versatility in power supply configurations. The SS/TR pin allows for flexible output voltage startup ramp control, enabling standalone operation or seamless tracking in multi-rail systems. Power sequencing is made easy with the enable and power good pins, giving users full control over the device's power-on sequence

Key Features

  • The TPS54821RHLR is a 4
  • 5V-17V input voltage, 8A synchronous step-down DC-DC converter with an adjustable switching frequency of up to 2
  • 5MHz
  • It features high efficiency, integrated power MOSFETs, adjustable soft start, frequency synchronization, and programmable UVLO
  • Additionally, it has thermal shutdown and overload protection mechanisms
  • Application

  • The TPS54821RHLR is typically used in various application areas such as point-of-load converters, voltage regulators, power supplies, and other applications that require high efficiency and high power density
  • It is commonly found in telecommunications equipment, networking devices, servers, and industrial equipment
  • Specifications

    Vin (min) (V) 4.5 Vin (max) (V) 17
    Vout (min) (V) 0.6 Vout (max) (V) 15
    Iout (max) (A) 8 Iq (typ) (mA) 0.6
    Switching frequency (min) (kHz) 200 Switching frequency (max) (kHz) 1600
    Features Enable, Forced PWM, Frequency synchronization, Power good, Pre-Bias Start-Up, Soft Start Adjustable, Synchronous Rectification, Tracking Operating temperature range (°C) -40 to 125
    Rating Catalog Regulated outputs (#) 1
    Control mode current mode Duty cycle (max) (%) 100
    Type Converter

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    In Stock: 4,678

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    Qty. Unit Price Ext. Price
    1+ $0.410 $0.41
    10+ $0.333 $3.33
    30+ $0.301 $9.03
    100+ $0.260 $26.00
    500+ $0.220 $110.00
    1000+ $0.210 $210.00

    The prices below are for reference only.