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                                                                                                    1. Home
                                                                                                    2. Semiconductors - ICs
                                                                                                    3. Power Management ICs - PMIC
                                                                                                    4. Voltage Regulators
                                                                                                    5. LDO Voltage Regulators
                                                                                                    Print Page

                                                                                                    LD29150DT33R

                                                                                                    Fixed LDO Voltage Regulator, 4.3V to 30V, 400mV Dropout, 3.3Vout, 1.5Aout, TO-252-3

                                                                                                    Date/Lot Code

                                                                                                    STMICROELECTRONICS
                                                                                                    Image is for illustrative purposes only. Please refer to product description.
                                                                                                    STMICROELECTRONICS LD29150DT33R
                                                                                                    ManufacturerSTMICROELECTRONICS
                                                                                                    Manufacturer Part NoLD29150DT33R
                                                                                                    Newark Part No.
                                                                                                    Re-Reel95M6448
                                                                                                    Cut Tape95M6448
                                                                                                    Product Range3.3V 1.5A LDO Voltage Regulators
                                                                                                    Your Part Number
                                                                                                    Technical Datasheet

                                                                                                    Data Sheet

                                                                                                    See all Technical Docs
                                                                                                    2,999 In Stock

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                                                                                                    QuantityPrice
                                                                                                    1+$1.330
                                                                                                    10+$0.988
                                                                                                    25+$0.904
                                                                                                    50+$0.857
                                                                                                    100+$0.810
                                                                                                    250+$0.766
                                                                                                    500+$0.628
                                                                                                    1000+$0.593
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                                                                                                    Product Information

                                                                                                    STMICROELECTRONICS
                                                                                                    ManufacturerSTMICROELECTRONICS
                                                                                                    Manufacturer Part NoLD29150DT33R
                                                                                                    Newark Part No.
                                                                                                    Re-Reel95M6448
                                                                                                    Cut Tape95M6448
                                                                                                    Product Range3.3V 1.5A LDO Voltage Regulators
                                                                                                    Technical Datasheet

                                                                                                    Data Sheet

                                                                                                    Output TypeFixed
                                                                                                    Input Voltage Min4.3V
                                                                                                    Input Voltage Max30V
                                                                                                    Fixed Output Voltage Nom3.3V
                                                                                                    No. of Outputs1Outputs
                                                                                                    Output Voltage - Nom3.3V
                                                                                                    Output Voltage Nom3.3V
                                                                                                    Adjustable Output Voltage Min-
                                                                                                    Adjustable Output Voltage Max-
                                                                                                    Output Voltage Min-
                                                                                                    Output Voltage Max-
                                                                                                    Output Current1.5A
                                                                                                    PolarityPositive Output
                                                                                                    Dropout Voltage Vdo400mV
                                                                                                    Output Current Max1.5A
                                                                                                    Output Current Max1.5A
                                                                                                    LDO Regulator Case StyleTO-252 (DPAK)
                                                                                                    Max Output Current1.5A
                                                                                                    Dropout Voltage Typ @ Current0
                                                                                                    Dropout Voltage Typ @ Current400mV
                                                                                                    Dropout Voltage - Typ @ Current400mV
                                                                                                    IC MountingSurface Mount
                                                                                                    IC Case / PackageTO-252 (DPAK)
                                                                                                    No. of Pins3Pins
                                                                                                    Operating Temperature Min-40°C
                                                                                                    Operating Temperature Max125°C
                                                                                                    Product Range3.3V 1.5A LDO Voltage Regulators
                                                                                                    MSLMSL 1 - Unlimited
                                                                                                    SVHCLead (21-Jan-2025)

                                                                                                    Product Overview

                                                                                                    LD29150DT33R is a high current, high accuracy, low-dropout voltage regulator. This regulator features 400mV dropout voltage and very low ground current. Designed for high current loads, this device is also used in lower current, extremely low dropout-critical systems, where their tiny dropout voltage and ground current values are important attributes. Typical applications are in power supply switching post regulation, series power supply for monitors, series power supply for VCRs and TVs, computer systems and battery powered systems.

                                                                                                    • Internal current and thermal limit, 3.3V output voltage
                                                                                                    • Load regulation is 0.2% typ at (IO = 10mA to 1.5A)
                                                                                                    • Supply voltage rejection is 72dB typ at (f = 120Hz, VI = 3.8 ±1V, IO = 0.75A)
                                                                                                    • Dropout voltage is 0.1V typ at (IO = 250mA, TJ = -40 to 125°C )
                                                                                                    • Quiescent current is 15mA typical at (IO = 0.75A, TJ = -40 to 125°C)
                                                                                                    • Short circuit current is 2.2A typ at (VI- VO = 5.5V)
                                                                                                    • Output noise voltage is 72µVRMS typ at (BP = 10Hz to 100KHz, IO = 100mA)
                                                                                                    • Control input current is 5µA typ at (TJ = -40 to 125°C, VINH = 13V)
                                                                                                    • Operating junction temperature range from -40°C to 125°C
                                                                                                    • DPAK package

                                                                                                    Technical Specifications

                                                                                                    Output Type

                                                                                                    Fixed

                                                                                                    Input Voltage Max

                                                                                                    30V

                                                                                                    No. of Outputs

                                                                                                    1Outputs

                                                                                                    Output Voltage Nom

                                                                                                    3.3V

                                                                                                    Adjustable Output Voltage Max

                                                                                                    -

                                                                                                    Output Voltage Max

                                                                                                    -

                                                                                                    Polarity

                                                                                                    Positive Output

                                                                                                    Output Current Max

                                                                                                    1.5A

                                                                                                    LDO Regulator Case Style

                                                                                                    TO-252 (DPAK)

                                                                                                    Dropout Voltage Typ @ Current

                                                                                                    0

                                                                                                    Dropout Voltage - Typ @ Current

                                                                                                    400mV

                                                                                                    IC Case / Package

                                                                                                    TO-252 (DPAK)

                                                                                                    Operating Temperature Min

                                                                                                    -40°C

                                                                                                    Product Range

                                                                                                    3.3V 1.5A LDO Voltage Regulators

                                                                                                    SVHC

                                                                                                    Lead (21-Jan-2025)

                                                                                                    Input Voltage Min

                                                                                                    4.3V

                                                                                                    Fixed Output Voltage Nom

                                                                                                    3.3V

                                                                                                    Output Voltage - Nom

                                                                                                    3.3V

                                                                                                    Adjustable Output Voltage Min

                                                                                                    -

                                                                                                    Output Voltage Min

                                                                                                    -

                                                                                                    Output Current

                                                                                                    1.5A

                                                                                                    Dropout Voltage Vdo

                                                                                                    400mV

                                                                                                    Output Current Max

                                                                                                    1.5A

                                                                                                    Max Output Current

                                                                                                    1.5A

                                                                                                    Dropout Voltage Typ @ Current

                                                                                                    400mV

                                                                                                    IC Mounting

                                                                                                    Surface Mount

                                                                                                    No. of Pins

                                                                                                    3Pins

                                                                                                    Operating Temperature Max

                                                                                                    125°C

                                                                                                    MSL

                                                                                                    MSL 1 - Unlimited

                                                                                                    Technical Docs (2)

                                                                                                    Technical Data Sheet EN

                                                                                                    Product Change Notice EN

                                                                                                    Associated Products

                                                                                                    2 Products Found

                                                                                                    Legislation and Environmental

                                                                                                    US ECCN:EAR99
                                                                                                    EU ECCN:Unknown
                                                                                                    RoHS Compliant:Y-Ex

                                                                                                    RoHS

                                                                                                    RoHS Phthalates Compliant:Yes

                                                                                                    RoHS

                                                                                                    SVHC:Lead (21-Jan-2025)
                                                                                                    Download Product Compliance Certificate

                                                                                                    Product Compliance Certificate

                                                                                                    Product traceability

                                                                                                    Date/Lot Code

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