Dual-channel power management integrated circuit designed for DC/DC conversion, supporting input voltages from 4

Quantity Unit Price(USD) Ext. Price
1 $0.421 $0.42
10 $0.372 $3.72
30 $0.345 $10.35
100 $0.321 $32.10
500 $0.306 $153.00
1000 $0.300 $300.00


*The price is for reference only.
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Please submit RFQ for TPS54427DDAR or email to us: Email: [email protected], we will contact you in 12 hours.

Overview of TPS54427DDAR

The TPS54427DDAR is a highly efficient synchronous buck DC/DC converter ideal for various applications. With an input voltage range of 4.5V to 18V, this converter offers a single output with a current rating of 4A. The output voltage can be adjusted between 760mV to 7V, making it versatile for different power requirements. Operating at a switching frequency of 650kHz, this converter maintains a stable output voltage even under varying load conditions


Key Features

  • TPS54427DDAR is a synchronous step-down DC/DC converter
  • It has an input voltage range of 4.5V to 17V
  • It can deliver up to 4A of continuous output current
  • It has an adjustable switching frequency up to 2.5MHz
  • It is designed for high efficiency and thermal performance in a small footprint
  • Application

  • The TPS54427DDAR can be used in various applications such as point-of-load regulators, telecommunications equipment, networking switches, industrial automation, and automotive electronics
  • It is also suitable for use in DC-DC converters, power supplies, and voltage regulators that require high efficiency and precise voltage regulation
  • Specifications

    The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

    Vin (min) (V) 4.5 Vin (max) (V) 18
    Vout (min) (V) 0.76 Vout (max) (V) 7
    Iout (max) (A) 4 Iq (typ) (mA) 0.95
    Switching frequency (min) (kHz) 650 Switching frequency (max) (kHz) 650
    Features Enable, Soft Start Adjustable, Synchronous Rectification Operating temperature range (°C) -40 to 85
    Rating Catalog Regulated outputs (#) 1
    Control mode current mode Duty cycle (max) (%) 65
    Type Converter

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