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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - LinearLP38691SD-1.8
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LP38691SD-1.8 - Texas Instruments

Manufacturer Part Number
LP38691SD-1.8
Manufacturer
Texas Instruments
Allelco Part Number
32D-LP38691SD-1.8
ECAD Model
Parts Description
IC REG LINEAR 1.8V 500MA 6WSON
Detailed Description
Package
6-WDFN Exposed Pad
Data sheet
LP38691(-Q1),LP38693(-Q).pdf
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Specifications

LP38691SD-1.8 Tech Specifications
Texas Instruments - LP38691SD-1.8 technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - LP38691SD-1.8

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage Dropout (Max) -  
Voltage - Output (Min/Fixed) 1.8V  
Voltage - Output (Max) -  
Voltage - Input (Max) 10V  
Supplier Device Package 6-WSON (3x3)  
Series Automotive, AEC-Q100  
Protection Features Over Temperature  
Package / Case 6-WDFN Exposed Pad  
Package Tape & Reel (TR)  
PSRR 55dB (120Hz)  
Product Attribute Attribute Value  
Output Type Fixed  
Output Configuration Positive  
Operating Temperature -40°C ~ 125°C  
Number of Regulators 1  
Mounting Type Surface Mount  
Current - Supply (Max) 100 µA  
Current - Quiescent (Iq) 55 µA  
Current - Output 500mA  
Control Features -  
Base Product Number LP38691  

Parts Introduction

Manufacturer Part Number

LP38691SD-1.8

Manufacturer

Texas Instruments

Introduction

The LP38691SD-1.8 is a low-dropout regulator designed for power-sensitive applications.

Product Features and Performance

LDO Voltage Regulator

Positive Output Configuration

Fixed Output Voltage of 1.8V

Supports up to 500mA Output Current

Low Quiescent Current of 55 µA

Good PSRR of 55dB at 120Hz

Qualified for Automotive Applications

Surface Mount 6-WDFN Exposed Pad Package

AEC-Q100 Qualified

Product Advantages

Highly suitable for battery-powered devices

Enhanced power efficiency

Low dropout voltage extends battery life

High PSRR reduces power supply noise

Robust thermal performance for automotive use

Key Technical Parameters

Output Voltage (Min/Fixed): 1.8V

Input Voltage (Max): 10V

Output Current: 500mA

Quiescent Current (Iq): 55 µA

Supply Current (Max): 100 µA

PSRR: 55dB (120Hz)

Quality and Safety Features

Over Temperature Protection

Automotive Grade Quality

AEC-Q100 Certification

Compatibility

Surface Mount Compatible

Designed to Fit 6-WSON (3x3) Package

Application Areas

Power Management in Automotive Electronics

Portable and Battery-Powered Devices

Sensitive Electronic Applications

Product Lifecycle

Obsolete - Consult Manufacturer for Replacement

Potential for Discontinued Support or Limited Availability

Several Key Reasons to Choose This Product

Optimized for Low Voltage Operations

Highly Efficient for Portable Applications

Designed for Rugged Automotive Conditions

Low Quiescent Current Enhances Battery Life

Strong Protection Features for Safety and Reliability

High PSRR Ideal for Noise-Sensitive Circuits

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments LP38691SD-1.8

Product Attribute LP38691SD-1.8 LP38691SDX-1.8 LP38691DTX-3.3 LP38691SDX-5.0
Part Number LP38691SD-1.8 LP38691SDX-1.8 LP38691DTX-3.3 LP38691SDX-5.0
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
PSRR 55dB (120Hz) 55dB (120Hz) 55dB (120Hz) 55dB (120Hz)
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Operating Temperature -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C
Voltage Dropout (Max) - - 0.55V @ 500mA 0.45V @ 500mA
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Voltage - Output (Max) - - - -
Current - Output 500mA 500mA 500mA 500mA
Voltage - Input (Max) 10V 10V 10V 10V
Voltage - Output (Min/Fixed) 1.8V 1.8V 3.3V 5V
Series Automotive, AEC-Q100 Automotive, AEC-Q100 - Automotive, AEC-Q100
Supplier Device Package 6-WSON (3x3) 6-WSON (3x3) TO-252-3 6-WSON (3x3)
Output Configuration Positive Positive Positive Positive
Package / Case 6-WDFN Exposed Pad 6-WDFN Exposed Pad TO-252-3, DPak (2 Leads + Tab), SC-63 6-WDFN Exposed Pad
Number of Regulators 1 1 1 1
Output Type Fixed Fixed Fixed Fixed
Base Product Number LP38691 LP38691 LP38691 LP38691
Current - Quiescent (Iq) 55 µA 55 µA 55 µA 55 µA
Protection Features Over Temperature Over Temperature Over Temperature Over Temperature
Control Features - - - -
Current - Supply (Max) 100 µA 100 µA 100 µA 100 µA

LP38691SD-1.8 Datasheet PDF

Download LP38691SD-1.8 pdf datasheets and Texas Instruments documentation for LP38691SD-1.8 - Texas Instruments.

Datasheets
LP38691(-Q1),LP38693(-Q).pdf
PCN Design/Specification
Wire Base Metal 05/Oct/2016.pdf Data Sheet Chg 3/Feb/2016.pdf

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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LP38691SD-1.8 Image

LP38691SD-1.8

Texas Instruments
32D-LP38691SD-1.8

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