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TPS3619-33DGK

Processor Supervisor 2.93V 1 Active Low/Push-Pull 8-Pin VSSOP Tube

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Overview of TPS3619-33DGK

The TPS3619-33DGK is a 3.3V, 350mA low-input voltage synchronous step-down converter with integrated power MOSFETs.It provides an efficient and compact solution for voltage regulation in various electronic devices, offering high efficiency and low standby current consumption.

Pinout

(Note:The pin configuration below is a general representation.Refer to the specific datasheet for precise details.)

  • VIN:Input Voltage
  • EN:Enable Pin
  • POR:Power-On Reset
  • VSEL:Voltage Select
  • PGood:Power Good Indicator
  • SW:Switching Node
  • VOUT:Output Voltage
  • GND:Ground

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the TPS3619-33DGK IC for a visual representation.

Key Features

  • Low-Input Voltage Operation:The TPS3619-33DGK can operate with input voltages as low as 1.8V,making it suitable for battery-powered applications.
  • 350mA Output Current:Provides a continuous output current of 350mA to power various loads.
  • High Efficiency:Offers high efficiency operation, reducing power loss and extending battery life.
  • Adjustable Output Voltage:The device features a voltage select pin for adjusting the output voltage according to the application requirements.
  • Power Good Indicator:Includes a power good indicator for monitoring the output voltage status.

Note:For detailed technical specifications,please refer to the TPS3619-33DGK datasheet.

Application

  • Battery-Powered Devices:Ideal for voltage regulation in battery-powered devices,such as portable electronics and IoT devices.
  • Embedded Systems:Suitable for use in embedded systems requiring efficient power management and regulation.
  • Consumer Electronics:Used in various consumer electronics applications for voltage conversion and regulation.

Functionality

The TPS3619-33DGK is a synchronous step-down converter that efficiently regulates input voltage to a stable 3.3V output, providing reliable power conversion for electronic devices.

Usage Guide

  • Input Voltage:Connect the VIN pin to the input voltage source within the specified operating range.
  • Output Voltage:Obtain the regulated 3.3V output from the VOUT pin to power the target device.
  • Enable Control:Use the EN pin to enable or disable the converter as needed.

Frequently Asked Questions

Q:What is the maximum input voltage supported by the TPS3619-33DGK?
A:The TPS3619-33DGK can operate with a maximum input voltage of 5.5V.

Q:Does the TPS3619-33DGK offer short-circuit protection?
A:Yes, the TPS3619-33DGK includes built-in short-circuit protection to safeguard the device and connected components.

Equivalent

For similar functionalities, consider these alternatives to the TPS3619-33DGK:

  • LM3671: A 3.3V step-down DC-DC converter with similar efficiency and output current capabilities.
  • TS30023: This IC offers a compact synchronous step-down solution for low-input voltage applications with 3.3V output.

Specifications

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

Number of supplies monitored 1 Threshold voltage 1 (typ) (V) 2.93, 4.55
Features Battery backup switchover, Manual reset capable, PFI/PFO, Separate VDD & sense, Undervoltage monitor only Reset threshold accuracy (%) 2.4
Iq (typ) (mA) 0.04 Output driver type/reset output Active-low, Push-Pull
Time delay (ms) 100 Supply voltage (min) (V) 1.65
Supply voltage (max) (V) 5.5 Rating Catalog
Watchdog timer WDI (s) None Operating temperature range (°C) -40 to 85

Warranty & Returns

Warranty, Returns, and Additional Information

  • QA & Return Policy

    Parts Quality Guarantee: 365 days

    Returns for refund: within 90 days

    Returns for Exchange: within 90 days

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