• L5970D 8-SOIC
L5970D 8-SOIC




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  • Part Number : L5970D

  • Package/Case : 8-SOIC

  • Brands : ST

  • Components Categories : Voltage Regulators - DC DC Switching Regulators

  • Datesheet : L5970D DataSheet (PDF)

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Overview of L5970D

Description:The L5970D STMicroelectronics Integrated Circuits (ICs) DC Switching Regulators are designed to provide a current output of 1A. The mounting type is surface mount and the output type is adjustable. The operating temperature range is -40°C ~ 150°C (TJ). The manufacturer is STMicroelectronics and the base product number is L5970. The maximum voltage input is 36V and the switching frequency is 250kHz. The package case is 8-SOIC (0.154" 3.90mm Width) and the topology is buck (step down).Features of the L5970D STMicroelectronics Integrated Circuits (ICs) DC Switching Regulators include: adjustable output, current output of 1A, maximum voltage input of 36V, switching frequency of 250kHz, and operating temperature range of -40°C ~ 150°C (TJ).Applications of the L5970D STMicroelectronics Integrated Circuits (ICs) DC Switching Regulators include: power supplies, battery chargers, motor control, and LED lighting.

Key Features

  • Inhibit for zero current consumption
  • Internal current limiting
  • Protection against feedback disconnection
  • Synchronization
  • Thermal shutdown
  • Voltage feedforward
  • 250KHz Internally fixed frequency
  • Up to 1A output current
  • 3.3V / (±2%) reference voltage
  • Operating input voltage from 4.4V to 36V
  • Low dropout operation: 100% duty cycle
  • Zero load current operation
  • Output voltage adjustable from 1.2V to 35V


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

Category Integrated Circuits (ICs)Power Management (PMIC)Voltage Regulators - DC DC Switching Regulators Mfr STMicroelectronics
Series - Package Tube
Product Status Active Function Step-Down
Output Configuration Positive Topology Buck
Output Type Adjustable Number of Outputs 1
Voltage - Input (Min) 4.4V Voltage - Input (Max) 36V
Voltage - Output (Min/Fixed) 1.2V Voltage - Output (Max) 35V
Current - Output 1A Frequency - Switching 250kHz
Synchronous Rectifier No Operating Temperature -40°C ~ 150°C (TJ)
Mounting Type Surface Mount Package / Case 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC

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