TPS77333DGKG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock

TPS77333DGKG4 is a 250mA LDO voltage regulator with fixed 3.3V output and fast transient response. Features 0.2V typical dropout voltage and 10V maximum input range. Available from Texas Instruments in SO-8 package with worldwide shipping.

OBSOLETEIntegrated CircuitVerified May 2026
Package / Visual Reference
TPS77333DGKG4Small Outline Packages
Quick Facts
Manufacturer
Texas Instruments
Package
Small Outline Packages
Pin Count
8
Lifecycle
OBSOLETE
Category
Integrated Circuit
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Key Features

  • 250mA output current with ultra-low 0.2V typical dropout voltage for high-efficiency operation
  • Fast transient response minimizes output voltage deviation during rapid load changes
  • Fixed 3.3V regulated output with tight accuracy, supporting input voltages from 3.696V to 10V
  • JESD-609 e4 compliant (lead-free/RoHS) in compact S-PDSO-G8 (SO-8) package

Applications

The TPS77333DGKG4 is well suited for battery-powered portable devices such as smartphones, tablets, and handheld instruments where low dropout voltage extends battery life. It is also used in embedded systems and microcontroller-based designs requiring a stable 3.3V rail with fast response to dynamic load transients.

Specifications

YTEOL0
AdjustabilityFIXED
Dropout Voltage1-Max0.33V
Dropout Voltage1-Nom0.2V
Input Voltage Absolute-Max13.5V
Input Voltage-Max10V
Input Voltage-Min3.696V
JESD-30 CodeS-PDSO-G8
JESD-609 Codee4
Line Regulation-Max0.009%
Load Regulation-Max0.001%
Number of Functions1
Number of Outputs1
Operating Temperature TJ-Max125°C
Operating Temperature TJ-Min-40 °C
Output Current1-Max0.25A
Output Voltage1-Max3.366V
Output Voltage1-Min3.234V
Output Voltage1-Nom3.3V
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeTSSOP8,.19
Package ShapeSQUARE
Package StyleSMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel)260
Qualification StatusNot Qualified
Regulator TypeFIXED POSITIVE SINGLE OUTPUT LDO REGULATOR
Surface MountYES
TechnologyPMOS
Terminal FinishNICKEL PALLADIUM GOLD
Terminal FormGULL WING
Terminal Pitch0.65mm
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)30
Voltage Tolerance-Max2%
PackageSmall Outline Packages

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 1
ECCNEAR99
HTS Code8542.39.00.60

Datasheet

TPS77333DGKG4 Datasheet Download

Official datasheet from Texas Instruments

Alternate & Equivalent Parts

Compatible alternatives and drop-in replacements for TPS77333DGKG4:

TPS77333DGKRTexas Instruments Fixed Positive LDO

Regulator, 3.3V, 0.33V Dropout, PMOS, PDSO8

View Part →
TPS77333DGKTexas Instruments Fixed Positive LDO

Regulator, 3.3V, 0.33V Dropout, PMOS, PDSO8

View Part →
TPS77333DGKRG4Texas Instruments Fixed Positive LDO

Regulator, 3.3V, 0.33V Dropout, PMOS, PDSO8

View Part →

Frequently Asked Questions

What is the output voltage and current rating of the TPS77333DGKG4?

The TPS77333DGKG4 provides a fixed 3.3V regulated output with a maximum output current of 250mA, making it suitable for powering microcontrollers, sensors, and other low-power digital circuits.

What is the dropout voltage of the TPS77333DGKG4?

The typical dropout voltage is 0.2V and the maximum is 0.33V at full load, which means the input voltage must be at least 3.696V to maintain a regulated 3.3V output under all conditions.

What package does the TPS77333DGKG4 come in?

The TPS77333DGKG4 is housed in a S-PDSO-G8 package, commonly known as SO-8 or SOIC-8, which is a standard 8-pin small outline package suitable for surface-mount assembly on PCBs.

Is the TPS77333DGKG4 RoHS compliant?

Yes, the TPS77333DGKG4 carries the JESD-609 Code e4 designation, indicating it is lead-free and RoHS compliant, meeting environmental standards required in most consumer and industrial electronics applications.

What are typical applications for the TPS77333DGKG4?

Typical applications include battery-powered portable equipment, embedded systems, IoT modules, and any design that requires a clean, stable 3.3V supply with fast transient response and low quiescent current overhead.

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About Texas Instruments

Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.

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Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

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