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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - LinearLP3891ES-1.2
LP3891ES-1.2 Image
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See specifications for product details.

LP3891ES-1.2 - Texas Instruments

Manufacturer Part Number
LP3891ES-1.2
Manufacturer
Texas Instruments
Allelco Part Number
32D-LP3891ES-1.2
ECAD Model
Parts Description
IC REG LINEAR 1.2V 800MA DDPAK
Detailed Description
Package
TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
Data sheet
LP3891.pdf
RoHs Status
ROHS3 Compliant
In stock: 8051

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Specifications

LP3891ES-1.2 Tech Specifications
Texas Instruments - LP3891ES-1.2 technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - LP3891ES-1.2

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage Dropout (Max) 0.4V @ 800mA  
Voltage - Output (Min/Fixed) 1.2V  
Voltage - Output (Max) -  
Voltage - Input (Max) 5.5V  
Supplier Device Package DDPAK/TO-263-5  
Series -  
Protection Features Over Current, Over Temperature, Short Circuit, Under Voltage Lockout (UVLO)  
Package / Case TO-263-6, D²Pak (5 Leads + Tab), TO-263BA  
Package Tube  
PSRR 80dB ~ 65dB (120Hz ~ 1kHz)  
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) 8 mA  
Current - Quiescent (Iq) 30 µA  
Current - Output 800mA  
Control Features Enable  
Base Product Number LP3891  

Parts Introduction

Manufacturer Part Number

LP3891ES-1.2

Manufacturer

Texas Instruments

Introduction

Linear Low Drop Out Regulator for Power Management

Product Features and Performance

Positive Output Configuration

Fixed Output Type

Single Regulator Integration

Low Voltage Dropout at 0.4V for 800mA Load

High PSRR of 80dB at 120Hz to 65dB at 1kHz

Product Advantages

High Efficiency with Low Quiescent Current of 30 µA

Robust Output Current Capability of 800mA

High-Temperature Operational Range from -40°C to 125°C

Multiple Protection Features for Device Safety

Key Technical Parameters

Input Voltage up to 5.5V

Fixed Output Voltage of 1.2V

Maximum Supply Current of 8 mA

Enable Control Feature for Power Sequencing

Quality and Safety Features

Over Current Protection

Over Temperature Protection

Short Circuit Protection

Under Voltage Lockout

Compatibility

Surface Mount TO-263-6, D2PAK Package

Compatible with TO-263 (DDPAK-5) Package Standards

Application Areas

Consumer Electronics

Telecommunications

Computing Systems

Industrial Equipments

Product Lifecycle

Last Time Buy Status - Check for Replacement Options

Product Availability Subject to Limited Period

Several Key Reasons to Choose This Product

Highly Reliable with Built-in Protection Features

Optimized for Low-Power Applications

Stable Performance Across a Wide Range of Temperatures

Beneficial for Design Requiring Minimum Power Loss

Good Noise Rejection Capabilities for Sensitive Circuits

Easy Integration with Surface Mount Technology

Offered by Texas Instruments, a Reputable Manufacturer in Semiconductors

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments LP3891ES-1.2

Product Attribute LP3891ES-1.2 LP3891EMR-1.2 LP38859SX-0.8 LP3892EMR-1.2
Part Number LP3891ES-1.2 LP3891EMR-1.2 LP38859SX-0.8 LP3892EMR-1.2
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Current - Output 800mA 800mA 3A 1.5A
Series - - - -
Output Type Fixed Fixed Fixed Fixed
Protection Features Over Current, Over Temperature, Short Circuit, Under Voltage Lockout (UVLO) Over Current, Over Temperature, Short Circuit, Under Voltage Lockout (UVLO) Over Current, Over Temperature, Short Circuit, Under Voltage Lockout (UVLO) Over Current, Over Temperature, Short Circuit
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Supplier Device Package DDPAK/TO-263-5 8-SO PowerPad DDPAK/TO-263-5 8-SO PowerPad
Package Tube Tube - Tube
Current - Supply (Max) 8 mA 8 mA 15mA 8 mA
Base Product Number LP3891 LP3891 - LP3892
PSRR 80dB ~ 65dB (120Hz ~ 1kHz) 80dB ~ 65dB (120Hz ~ 1kHz) 80dB ~ 65dB (120Hz ~ 1kHz) 80dB ~ 65dB (120Hz ~ 1kHz)
Number of Regulators 1 1 1 1
Voltage - Output (Min/Fixed) 1.2V 1.2V 0.8V 1.2V
Voltage Dropout (Max) 0.4V @ 800mA 0.43V @ 800mA 0.45V @ 3A 0.55V @ 1.5A
Current - Quiescent (Iq) 30 µA 30 µA 8.5mA 30 µA
Voltage - Input (Max) 5.5V 5.5V 5.5V 5.5V
Output Configuration Positive Positive Positive Positive
Package / Case TO-263-6, D²Pak (5 Leads + Tab), TO-263BA 8-PowerSOIC (0.154', 3.90mm Width) TO-263-6, D²Pak (5 Leads + Tab), TO-263BA 8-PowerSOIC (0.154', 3.90mm Width)
Control Features Enable Enable Soft Start Enable
Voltage - Output (Max) - - - -
Operating Temperature -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C

LP3891ES-1.2 Datasheet PDF

Download LP3891ES-1.2 pdf datasheets and Texas Instruments documentation for LP3891ES-1.2 - Texas Instruments.

HTML Datasheet
LP3891.pdf

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

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  1. Phone
    +00852 9146 4856

Certifications & Memberships

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LP3891ES-1.2 Image

LP3891ES-1.2

Texas Instruments
32D-LP3891ES-1.2

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