A4491EESTR-T
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- Mfr.Part #
- A4491EESTR-T
- Manufacturer
- Allegro MicroSystems
- Package / Case
- 20-WFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC REG BUCK ADJ TRPL 20QFN
- Stock
- 17,640
- In Stock ：
- 17,640
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- Manufacturer :
- Allegro MicroSystems
- Product Category :
- Voltage Regulators - DC DC Switching Regulators
- Number of Outputs :
- 3
- Max Output Voltage :
- 20.7V
- Output Configuration :
- Positive
- Topology :
- Buck
- Control Mode :
- CURRENT-MODE
- Width :
- 4mm
- Peak Reflow Temperature (Cel) :
- 260
- RoHS Status :
- ROHS3 Compliant
- Factory Lead Time :
- 8 Weeks
- Base Part Number :
- A4491
- Voltage - Output (Min/Fixed) :
- 0.8V
- Number of Pins :
- 20
- Output Current :
- 2.2A
- Published :
- 2011
- Mounting Type :
- Surface Mount
- Terminal Position :
- QUAD
- Output Type :
- Adjustable
- JESD-609 Code :
- e3
- Output Voltage :
- 800mV
- Voltage - Input (Max) :
- 23V
- Function :
- Step-Down
- Analog IC - Other Type :
- SWITCHING REGULATOR
- Pbfree Code :
- yes
- Terminal Finish :
- Matte Tin (Sn)
- Mount :
- Surface Mount
- Frequency - Switching :
- 550kHz
- Moisture Sensitivity Level (MSL) :
- 2 (1 Year)
- Number of Terminations :
- 20
- Voltage - Input (Min) :
- 4.5V
- ECCN Code :
- EAR99
- Input Voltage-Nom :
- 12V
- Packaging :
- Tape and Reel (TR)
- Height Seated (Max) :
- 0.8mm
- Terminal Pitch :
- 0.5mm
- Min Output Voltage :
- 800mV
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Length :
- 4mm
- Package / Case :
- 20-WFQFN Exposed Pad
- Operating Temperature :
- -40°C~85°C TA
- Synchronous Rectifier :
- No
- Datasheets
- A4491EESTR-T
[Voltage Regulators - DC DC Switching Regulators Allegro MicroSystems A4491EESTR-T] Overview
Introducing the A4491EESTR-T from Allegro MicroSystems, a versatile IC regulator designed to meet the demands of modern electronic systems. This triple-output buck regulator offers unparalleled performance and flexibility in a compact 20QFN package, making it ideal for a wide range of applications.
Featuring advanced triple-output buck regulation, the A4491EESTR-T delivers precise voltage regulation across multiple channels, ensuring stable and efficient power delivery to critical components. Its adjustable output voltage capability further enhances its versatility, allowing it to adapt to varying system requirements with ease.
With its robust design and innovative features, the A4491EESTR-T sets a new standard for DC-DC switching regulators, empowering engineers to create cutting-edge electronic designs with confidence.
A4491EESTR-T Features
- Triple-output buck regulation for versatile power management
- Compact 20QFN package for space-constrained applications
- Adjustable output voltage for flexible system integration
- Efficient and stable power delivery for reliable performance
- Robust design for enhanced durability and longevity
A4491EESTR-T Applications
- Automotive electronics: The A4491EESTR-T provides precise voltage regulation for various automotive systems, including infotainment systems, lighting, and powertrain control modules, ensuring reliable performance and optimal efficiency.
- Industrial automation: With its triple-output buck regulation and compact form factor, this regulator is well-suited for industrial automation applications such as robotics, PLCs, and motor control systems, where space efficiency and reliable power delivery are critical.
- Telecommunications: The A4491EESTR-T offers flexible voltage regulation solutions for telecommunications equipment, including base stations, routers, and switches, enabling seamless operation and enhanced reliability in demanding network environments.
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| Part | Manufacturer | Stock | Description |
|---|---|---|---|
| A4490EES-T | Allegro MicroSystems | 72,149 | IC REG BUCK ADJ TRPL 20QFN |
| A4490EESTR-T | Allegro MicroSystems | 135,963 | IC REG BUCK ADJ TRPL 20QFN |
| A4492EESTR-T | Allegro MicroSystems | 2,446 | IC REG BUCK ADJ TRPL 20QFN |
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