Allegro MicroSystems Inc. Automotive Buck-Boost Pmic W/2 Ldo Outputs A4409KLPTR-T

Description
The A4409 provides a reliable power solution for automotive applications, integrating a buck or buck-boost pre-regulator, two 5V LDOs, a window watchdog timer, and power-on reset. Its wide input voltage range and programmable features offer design flexibility for underhood systems. * Note: If you have issues logging into this feature you may need to enable 3rd party cookies in your browser settings Download Datasheet
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Description
The A4409 provides a reliable power solution for automotive applications, integrating a buck or buck-boost pre-regulator, two 5V LDOs, a window watchdog timer, and power-on reset. Its wide input voltage range and programmable features offer design flexibility for underhood systems. * Note: If you have issues logging into this feature you may need to enable 3rd party cookies in your browser settings Download Datasheet
Request a Quote Datasheet

Suppliers

Company
Product
Description
Supplier Links
Automotive Buck-Boost Pmic W/2 Ldo Outputs - A4409KLPTR-T - Allegro MicroSystems Inc.
Manchester, NH, United States
Automotive Buck-Boost Pmic W/2 Ldo Outputs
A4409KLPTR-T
Automotive Buck-Boost Pmic W/2 Ldo Outputs A4409KLPTR-T
The A4409 provides a reliable power solution for automotive applications, integrating a buck or buck-boost pre-regulator, two 5V LDOs, a window watchdog timer, and power-on reset. Its wide input voltage range and programmable features offer design flexibility for underhood systems. * Note: If you have issues logging into this feature you may need to enable 3rd party cookies in your browser settings Download Datasheet

The A4409 provides a reliable power solution for automotive applications, integrating a buck or buck-boost pre-regulator, two 5V LDOs, a window watchdog timer, and power-on reset. Its wide input voltage range and programmable features offer design flexibility for underhood systems.

* Note: If you have issues logging into this feature you may need to enable 3rd party cookies in your browser settings
Download Datasheet

Supplier's Site Datasheet
Singapore
Voltage Regulator IC
776-A4409KLPTR-T
Voltage Regulator IC 776-A4409KLPTR-T
Power Supply Management Circuit, Adjustable, 3 Channel, PDSO20, ETSSOP-20 Product overview: A4409KLPTR-T from Allegro MicroSystems is a Voltage Regulator IC for stable power rails, DC-DC conversion, battery-powered electronics, automotive modules, and embedded power management. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include key electrical ratings, package details, and application requirements. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, Voltage Regulator IC, Linear & Switching Voltage Regulators. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 776-A4409KLPTR-T can be used for catalog matching and distributor lookup.

Power Supply Management Circuit, Adjustable, 3 Channel, PDSO20, ETSSOP-20 Product overview: A4409KLPTR-T from Allegro MicroSystems is a Voltage Regulator IC for stable power rails, DC-DC conversion, battery-powered electronics, automotive modules, and embedded power management. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include key electrical ratings, package details, and application requirements. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, Voltage Regulator IC, Linear & Switching Voltage Regulators. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 776-A4409KLPTR-T can be used for catalog matching and distributor lookup.

Supplier's Site Datasheet
Voltage Regulators - Linear + Switching - A4409KLPTR-T - ODG (Origin Data Global)
Shenzhen, China
Voltage Regulators - Linear + Switching
A4409KLPTR-T
Voltage Regulators - Linear + Switching A4409KLPTR-T
IC REG TRPL BUCK/BST/LNR 20TSSOP

IC REG TRPL BUCK/BST/LNR 20TSSOP

Supplier's Site Datasheet
PMIC - PMIC - Voltage Regulators - Linear + Switching - A4409KLPTR-T - 1134690-A4409KLPTR-T - Win Source Electronics
Laguna Hills, CA, United States
PMIC - PMIC - Voltage Regulators - Linear + Switching - A4409KLPTR-T
1134690-A4409KLPTR-T
PMIC - PMIC - Voltage Regulators - Linear + Switching - A4409KLPTR-T 1134690-A4409KLPTR-T
Manufacturer: Allegro MicroSystems, LLC Win Source Part Number: 1134690-A4409KLPTR-T Series: Automotive, AEC-Q100 Packaging: Reel - TR Operating Temperature Range: -40°C ~ 135°C Package: 20-TSSOP (0.173", 4.40mm Width) Exposed Pad Mounting: SMD Operating Supply Voltage: 3 V ~ 36 V Function: Automotive Topology: Step-Down (Buck) (1) or Step-Down/Step-Up (Buck/Boost) (1), Linear (LDO) (2) Frequency - Switching: 400kHz ~ 2.4MHz Number of Outputs: 3 Voltage/Current - Output 1: 0.8 V ~ 3.3 V, 800mA Voltage/Current - Output 2: 6V/6.6V, 1A Voltage/Current - Output 3: 5V, 150mA w/LED Driver: No w/Supervisor: No w/Sequencer: Yes Family Name: A4409KLPTR-T Categories: Integrated Circuits (ICs) Manufacturer Homepage: www.allegromicro.com Manufacturer Package: 20-TSSOP-EP Introduction Date: November 17, 2015 Country of Origin: Thailand Estimated EOL Date: 2024 Popularity: Medium Fake Threat In the Open Market: 52 pct. Supply and Demand Status: Limited

Manufacturer: Allegro MicroSystems, LLC
Win Source Part Number: 1134690-A4409KLPTR-T
Series: Automotive, AEC-Q100
Packaging: Reel - TR
Operating Temperature Range: -40°C ~ 135°C
Package: 20-TSSOP (0.173", 4.40mm Width) Exposed Pad
Mounting: SMD
Operating Supply Voltage: 3 V ~ 36 V
Function: Automotive
Topology: Step-Down (Buck) (1) or Step-Down/Step-Up (Buck/Boost) (1), Linear (LDO) (2)
Frequency - Switching: 400kHz ~ 2.4MHz
Number of Outputs: 3
Voltage/Current - Output 1: 0.8 V ~ 3.3 V, 800mA
Voltage/Current - Output 2: 6V/6.6V, 1A
Voltage/Current - Output 3: 5V, 150mA
w/LED Driver: No
w/Supervisor: No
w/Sequencer: Yes
Family Name: A4409KLPTR-T
Categories: Integrated Circuits (ICs)
Manufacturer Homepage: www.allegromicro.com
Manufacturer Package: 20-TSSOP-EP
Introduction Date: November 17, 2015
Country of Origin: Thailand
Estimated EOL Date: 2024
Popularity: Medium
Fake Threat In the Open Market: 52 pct.
Supply and Demand Status: Limited

Buy Now Datasheet
Voltage Regulators - Linear + Switching - 620-1764-2-ND - DigiKey
Thief River Falls, MN, United States
Voltage Regulators - Linear + Switching
620-1764-2-ND
Voltage Regulators - Linear + Switching 620-1764-2-ND
PMIC - Voltage Regulators - Linear + Switching 3 Output Step-Down (Buck) (1) or Step-Down/Step-Up (Buck/Boost) (1), Linear (LDO) (2) 400kHz ~ 2.4MHz 20-TSSOP-EP

PMIC - Voltage Regulators - Linear + Switching 3 Output Step-Down (Buck) (1) or Step-Down/Step-Up (Buck/Boost) (1), Linear (LDO) (2) 400kHz ~ 2.4MHz 20-TSSOP-EP

Buy Now Datasheet
IC REG TRPL BUCK/LINEAR 20ETSSOP - 26-A4409KLPTR-T - Utmel Electronic Limited
Hong Kong, China
IC REG TRPL BUCK/LINEAR 20ETSSOP
26-A4409KLPTR-T
IC REG TRPL BUCK/LINEAR 20ETSSOP 26-A4409KLPTR-T
IC REG TRPL BUCK/LINEAR 20ETSSOP

IC REG TRPL BUCK/LINEAR 20ETSSOP

Supplier's Site
Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - Linear + Switching - A4409KLPTR-T - Shenzhen Shengyu Electronics Technology Limited
Futian, China
Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - Linear + Switching
A4409KLPTR-T
Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - Linear + Switching A4409KLPTR-T
IC REG TRPL BUCK/BST/LNR 20TSSOP

IC REG TRPL BUCK/BST/LNR 20TSSOP

Supplier's Site
Voltage Regulators - Linear + Switching - A4409KLPTR-T - Quarktwin Technology Ltd.
Shenzhen, Guangdong, China
Voltage Regulators - Linear + Switching
A4409KLPTR-T
Voltage Regulators - Linear + Switching A4409KLPTR-T
PMIC - Voltage Regulators - Linear Switching 3 Output Step-Down (Buck) (1) or Step-Down/Step-Up (Buck/Boost) (1), Linear (LDO) (2) 400kHz ~ 2.4MHz 20-TSSOP-EP

PMIC - Voltage Regulators - Linear Switching 3 Output Step-Down (Buck) (1) or Step-Down/Step-Up (Buck/Boost) (1), Linear (LDO) (2) 400kHz ~ 2.4MHz 20-TSSOP-EP

Buy Now Datasheet
PMIC - Voltage Regulators - Linear + Switching - A4409KLPTR-T - Lingto Electronic Limited
Shenzhen, China
PMIC - Voltage Regulators - Linear + Switching
A4409KLPTR-T
PMIC - Voltage Regulators - Linear + Switching A4409KLPTR-T
IC REG TRPL BUCK/BST/LNR 20TSSOP

IC REG TRPL BUCK/BST/LNR 20TSSOP

Supplier's Site Datasheet

Technical Specifications

  Allegro MicroSystems Inc. ERSAELECTRONICS PTE. LTD. ODG (Origin Data Global) Win Source Electronics DigiKey Utmel Electronic Limited Shenzhen Shengyu Electronics Technology Limited Quarktwin Technology Ltd. Lingto Electronic Limited
Product Category IC Voltage Regulators IC Voltage Regulators IC Switching Voltage Regulators IC Linear Voltage Regulators IC Linear Voltage Regulators IC Linear Voltage Regulators IC Switching Voltage Regulators IC Linear Voltage Regulators IC Linear Voltage Regulators
Product Number A4409KLPTR-T 776-A4409KLPTR-T A4409KLPTR-T 1134690-A4409KLPTR-T 620-1764-2-ND 26-A4409KLPTR-T A4409KLPTR-T A4409KLPTR-T A4409KLPTR-T
Product Name Automotive Buck-Boost Pmic W/2 Ldo Outputs Voltage Regulator IC Voltage Regulators - Linear + Switching PMIC - PMIC - Voltage Regulators - Linear + Switching - A4409KLPTR-T Voltage Regulators - Linear + Switching IC REG TRPL BUCK/LINEAR 20ETSSOP Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - Linear + Switching Voltage Regulators - Linear + Switching PMIC - Voltage Regulators - Linear + Switching
Package Type Other; 20-Pin eTSSOP Other; 20-TSSOP (0.173", 4.40mm Width) Exposed Pad SSOP; Other; 20-TSSOP (0.173", 4.40mm Width) Exposed Pad Other; "20-TSSOP (0.173"", 4.40mm Width) Exposed Pad" SSOP; Other; 20-TSSOP (0.173, 4.40mm Width) Exposed Pad SSOP SSOP; Other; 20-TSSOP (0.173\", 4.40mm Width) Exposed Pad
Operating Temperature -40 C (-40 F) -40 to 135 C (-40 to 275 F) -40 to 135 C (-40 to 275 F) -40 to 135 C (-40 to 275 F) -40 to 135 C (-40 to 275 F) -40 to 135 C (-40 to 275 F) -40 to 135 C (-40 to 275 F) -40 to 135 C (-40 to 275 F)
Special Features Multiple Outputs Multiple Outputs
VIN 3 to 36 volts 3 to 36 volts
fsw 400 kHz 400 to 2400 kHz
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