Maxim Integrated
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MAX16903SAUE50/V+W
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MAX16903SAUE50/V+W

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High Efficiency, Low Quiescent Current, Wide Input Voltage Range
  • Package: 16-TSSOP (Thin Shrink Small Outline Package)
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 4.5V to 60V
  • Output Voltage Range: 1.2V to 57V
  • Output Current: Up to 500mA
  • Quiescent Current: 17µA (typical)
  • Switching Frequency: 100kHz to 2.2MHz
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MAX16903SAUE50/V+W has a total of 16 pins. The pin configuration is as follows:

  1. VIN: Input voltage pin
  2. EN: Enable pin
  3. FB: Feedback pin
  4. GND: Ground pin
  5. SW: Switch pin
  6. PGND: Power ground pin
  7. VOUT: Output voltage pin
  8. SS/TRK: Soft-start/Tracking pin
  9. COMP: Compensation pin
  10. AGND: Analog ground pin
  11. NC: No connection
  12. NC: No connection
  13. NC: No connection
  14. NC: No connection
  15. NC: No connection
  16. NC: No connection

Functional Features

  • High efficiency up to 95%
  • Low quiescent current for improved power savings
  • Wide input voltage range allows for versatile applications
  • Adjustable output voltage with high accuracy
  • Overcurrent and overtemperature protection
  • Soft-start and tracking functionality for controlled startup

Advantages and Disadvantages

Advantages: - High efficiency results in reduced power consumption - Wide input voltage range enables compatibility with various power sources - Adjustable output voltage provides flexibility for different applications - Overcurrent and overtemperature protection ensure safe operation - Soft-start feature prevents excessive inrush current during startup

Disadvantages: - Limited output current of up to 500mA may not be sufficient for high-power applications - Higher switching frequency may introduce additional noise in sensitive circuits

Working Principles

The MAX16903SAUE50/V+W is a voltage regulator IC that converts an input voltage within the range of 4.5V to 60V into a regulated output voltage between 1.2V and 57V. It achieves this by utilizing a switching regulator topology, which offers high efficiency and low quiescent current.

The IC incorporates various control mechanisms such as feedback, compensation, and soft-start to ensure stable and reliable operation. It also includes protection features like overcurrent and overtemperature shutdown to safeguard the circuit and connected components.

Detailed Application Field Plans

The MAX16903SAUE50/V+W finds application in various fields, including but not limited to:

  1. Automotive: Power management in automotive systems, such as infotainment systems, lighting modules, and engine control units.
  2. Industrial: Voltage regulation in industrial equipment, motor drives, and control systems.
  3. Telecommunications: Power supply for telecom infrastructure, base stations, and network equipment.
  4. Consumer Electronics: Voltage regulation for portable devices, home appliances, and audio/video equipment.

Detailed and Complete Alternative Models

  1. MAX16903SAUE25/V+W: Similar to MAX16903SAUE50/V+W, but with a lower input voltage range of 4.5V to 36V.
  2. MAX16903SAUE33/V+W: Similar to MAX16903SAUE50/V+W, but with a lower input voltage range of 4.5V to 45V.
  3. MAX16903SAUE40/V+W: Similar to MAX16903SAUE50/V+W, but with a lower input voltage range of 4.5V to 52V.

These alternative models offer similar functionality and characteristics but cater to different input voltage requirements.

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de MAX16903SAUE50/V+W en soluciones técnicas

  1. What is the input voltage range of MAX16903SAUE50/V+W?
    - The input voltage range of MAX16903SAUE50/V+W is 4.5V to 60V.

  2. What is the typical output current capability of MAX16903SAUE50/V+W?
    - The typical output current capability of MAX16903SAUE50/V+W is 500mA.

  3. Can MAX16903SAUE50/V+W be used in automotive applications?
    - Yes, MAX16903SAUE50/V+W is suitable for automotive applications.

  4. What is the operating temperature range of MAX16903SAUE50/V+W?
    - The operating temperature range of MAX16903SAUE50/V+W is -40°C to +125°C.

  5. Does MAX16903SAUE50/V+W have built-in overcurrent protection?
    - Yes, MAX16903SAUE50/V+W features built-in overcurrent protection.

  6. Is MAX16903SAUE50/V+W compatible with both step-up and step-down configurations?
    - Yes, MAX16903SAUE50/V+W can be used in both step-up and step-down configurations.

  7. What is the typical switching frequency of MAX16903SAUE50/V+W?
    - The typical switching frequency of MAX16903SAUE50/V+W is 2.2MHz.

  8. Can MAX16903SAUE50/V+W operate in a wide input voltage range without external components?
    - Yes, MAX16903SAUE50/V+W can operate in a wide input voltage range without requiring external components.

  9. Does MAX16903SAUE50/V+W have thermal shutdown protection?
    - Yes, MAX16903SAUE50/V+W includes thermal shutdown protection.

  10. Is MAX16903SAUE50/V+W available in a small package for space-constrained applications?
    - Yes, MAX16903SAUE50/V+W is available in a compact, thermally enhanced, 16-pin TQFN package for space-constrained applications.