A5975ADTR

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A5975ADTR

+Nomenclature

IC REG BUCK ADJ 2.5A 8HSOP

  • FabricantSemi - conducteurs optiques

  • Pièce fabricant #A5975ADTR

  • Fiche technique A5975ADTR DataSheet

  • En stock7843

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Spécifications

Attribut Valeur
PartStatus Active
Function Step-Down
OutputConfiguration Positive
Topology Buck
OutputType Adjustable
NumberofOutputs 1
Voltage-Input(Min) 4V
Voltage-Input(Max) 36V
Voltage-Output(Min/Fixed) 1.235V
Voltage-Output(Max) 35V
Current-Output 2.5A
Frequency-Switching 500kHz
SynchronousRectifier No
OperatingTemperature -40°C ~ 150°C (TJ)
MountingType Surface Mount
Package/Case 8-SOIC (0.154", 3.90mm Width) Exposed Pad
SupplierDevicePackage 8-HSOP
BaseProductNumber A5975
Grade Automotive
Qualification AEC-Q100

Présentation

Description

A5975ADTR is a specific variant of a power management integrated circuit (PMIC) developed by Texas Instruments. It is designed for advanced power management applications in a variety of electronic devices, including smartphones, tablets, and other portable electronics. This IC typically features multiple output voltages, high efficiency, and the ability to manage battery charging and discharging processes effectively.
Key features often include low quiescent current, thermal protection, and adjustable output voltages to accommodate varying power requirements. The A5975ADTR is designed to optimize battery life, enhance performance, and support various communication protocols. Its compact packaging makes it suitable for space-constrained designs.
Engineers utilize the A5975ADTR in their designs to ensure reliable power delivery while minimizing energy losses, making it a popular choice for modern electronic applications that demand efficiency and compactness.

Equivalent

The A5975ADTR is a synchronous step-down DC-DC converter. Equivalent products include the LM2675 from Texas Instruments, the LT1083 from Analog Devices, and the LM2596 from Texas Instruments. Additionally, the MP1584 from Monolithic Power Systems and the TPS563201 from Texas Instruments can serve as alternatives. Ensure to compare specifications like input/output voltage, current ratings, and packaging for compatibility in your application.

Features

The A5975ADTR is a high-performance, dual N-channel MOSFET driver designed for efficient switching applications. Key features include:
1. High Drive Current: Capable of sourcing and sinking high peak currents, typically up to 1.5A, enabling fast switching speeds.
2. Wide Supply Voltage Range: Operates with a supply voltage from 4.5V to 18V, making it suitable for various applications.
3. Low Gate Charge: Optimized for minimal power loss, which enhances overall efficiency.
4. Integrated Dead-Time Control: Reduces shoot-through current, improving reliability in half-bridge configurations.
5. Temperature Range: Operates effectively across a wide temperature range (-40°C to +125°C).
6. Compact Package: Available in a small surface-mount package, facilitating space-saving designs.
7. Under-voltage Lockout (UVLO): Protects the driver and connected components from low supply voltage conditions.
These features make the A5975ADTR ideal for applications in power management, motor control, and other switching power supplies.

Pinout

The A5975ADTR is a dual N-channel MOSFET driver with a pin count of 16. It is primarily used for driving high-side and low-side MOSFETs in synchronous buck converters and other applications requiring efficient power management.
### Pin Functions:
1. VS: Supply voltage input.
2. GND: Ground connection.
3. BOOT: Bootstrap capacitor connection for high-side gate drive.
4. SW: Switch node connection.
5. PHASE: High-side MOSFET source connection.
6. TG: Gate drive output for the high-side MOSFET.
7. BG: Gate drive output for the low-side MOSFET.
8. COMP: Compensation pin for feedback control.
9. CSN: Current sense negative input.
10. CSP: Current sense positive input.
11. UVLO: Under-voltage lockout threshold setting.
12. SD: Shutdown pin for disabling the driver.
13. RAMP: Setting pin for the internal ramp.
14. FREQ: Frequency setting pin.
15. VREF: Reference voltage output.
16. NC: No connect.
This device is optimized for high efficiency in power conversion applications.

Manufacturer

The A5975ADTR is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in the design and production of a wide range of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965, the company primarily serves various industries, including communications, automotive, healthcare, and industrial automation. Analog Devices is known for its innovative solutions in signal processing and connectivity, contributing to advancements in various technologies such as sensors, data converters, and amplifiers. Their products are essential in enabling high-performance electronic systems in numerous applications, from consumer electronics to complex industrial equipment.

Application

The A5975ADTR is a high-performance voltage regulator primarily used in various application areas, including:
1. Point-of-Load (POL) Regulation: For powering microcontrollers, FPGAs, and DSPs.
2. DC-DC Converters: In power management for efficient energy conversion.
3. Battery-Powered Devices: To optimize power consumption and extend battery life.
4. Industrial Automation: For reliable operation in harsh environments.
5. Telecommunications: To ensure stable power supply in communication equipment.
6. Consumer Electronics: In devices requiring efficient voltage regulation.
These applications benefit from the A5975ADTR's efficiency, thermal performance, and compact design.

Package

The A5975ADTR is packaged in a 14-lead TSSOP (Thin Shrink Small Outline Package) format.