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MAX5033DASA

Name: MAX5033DASA
Rating: 4.7 (12 reviews)

IC REG BUCK ADJ 500MA 8SOIC

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仕様

Part Status	Obsolete
Function	Step-Down
Output Configuration	Positive
Topology	Buck
Output Type	Adjustable
Number of Outputs	1
Voltage - Input (Min)	7.5V
Voltage - Input (Max)	76V
Voltage - Output (Min/Fixed)	1.221V
Voltage - Output (Max)	13.2V
Current - Output	500mA
Frequency - Switching	125kHz
Synchronous Rectifier	No
Operating Temperature	-40°C ~ 125°C (TJ)
Mounting Type	Surface Mount
Package / Case	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package	8-SOIC
Base Product Number	MAX5033

概要

Description

The MAX5033DASA is a high-performance, adjustable linear voltage regulator designed for various applications, including telecommunications, industrial, and consumer electronics. This device is capable of delivering up to 1.5 A of output current and offers a wide input voltage range, typically from 4.5 V to 28 V. The MAX5033 features low dropout voltage, making it suitable for battery-powered devices where efficiency is crucial.
Key features include adjustable output voltage, low quiescent current, and thermal shutdown protection, ensuring reliable operation under varying load conditions. The device can also be configured for multiple output voltages using external resistors, enhancing its versatility in different circuit designs. Additionally, it has a fast transient response, which helps maintain stable output during load transitions.
Overall, the MAX5033DASA is an excellent choice for engineers looking for a robust and flexible linear regulator solution.

Features

The MAX5033DASA is a high-performance voltage regulator designed for various applications. Key features include:
1. Output Voltage: Adjustable output voltage range from 0.8V to 12V.
2. High Efficiency: Up to 95% efficiency under typical operating conditions.
3. Input Voltage Range: Supports input voltages from 4.5V to 28V.
4. Output Current: Capable of delivering up to 3A of continuous output current.
5. Thermal Protection: Includes thermal shutdown to prevent overheating.
6. Overcurrent Protection: Short-circuit protection ensures reliable operation.
7. Small Footprint: Available in a compact 28-pin TQFN package, making it suitable for space-constrained designs.
8. Fast Transient Response: Optimized for fast load transient response.
9. Low Quiescent Current: Minimizes power loss, enhancing battery life in portable applications.
These features make the MAX5033DASA ideal for applications such as DC-DC converters, power management systems, and portable devices.

Package

The MAX5033DASA is packaged in a 16-pin TSSOP (Thin Shrink Small Outline Package).

Pinout

The MAX5033DASA is a high-frequency, synchronous step-down (buck) voltage regulator. It comes in a 16-pin TQFN (Thin Quad Flat No-lead) package.
### Pin Count:
- 16 Pins
### Functions:
1. VIN: Input voltage supply.
2. GND: Ground connection.
3. SW: Switch node; connects to the inductor.
4. BST: Bootstrap capacitor pin for high-side gate drive.
5. COMP: Compensation network pin.
6. FB: Feedback pin for voltage regulation.
7. RAMP: Provides a ramp signal for PWM control.
8. ILIM: Current limit configuration.
9. ON: Enable pin to turn the regulator on/off.
10. PGND: Power ground for low-side driver.
11. TG: High-side gate drive output.
12. BG: Low-side gate drive output.
13. NDRV: Not used; typically connected to ground.
14. CSN/ CSP: Current sensing pins.
15. NC: No connection; not internally used.
16. SCL/SDA: I²C interface for configuration.
This device is designed for applications requiring efficient power management.

Manufacturer

The MAX5033DASA is manufactured by Maxim Integrated, which is a company that specializes in the design and manufacturing of analog and mixed-signal integrated circuits. Founded in 1983, Maxim Integrated is known for its innovative solutions across various markets, including automotive, industrial, communications, consumer, and healthcare. The company focuses on high-performance analog products that integrate various functions to meet the needs of advanced applications. In 2021, Maxim Integrated was acquired by Analog Devices, Inc., a leading global supplier of high-performance semiconductors. Together, they enhance their capabilities in providing cutting-edge technology solutions.

Application

The MAX5033DASA is a high-efficiency, step-down (buck) DC-DC converter used in various application areas, including power management for CPUs, FPGAs, and microcontrollers, portable devices, industrial automation, telecommunications, and battery-powered equipment. It is ideal for applications requiring compact size, high performance, and thermal efficiency, delivering regulated output voltages for devices with varying load conditions.

Equivalent

The MAX5033DASA is a step-down voltage regulator. Equivalent products include the LM2576, MIC2940, and TPS54331, which also provide adjustable output voltage and current capabilities. Always verify specifications like input/output voltage range, efficiency, and package type for compatibility.