TEA1998TS/1X

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High efficiency, compact size, low power consumption
• Package: TSOP-16
• Essence: This IC is designed to provide efficient power management solutions for various electronic devices.
• Packaging/Quantity: Available in tape and reel packaging, with 2500 units per reel.

Specifications

• Input Voltage: 4.5V - 40V
• Output Voltage: Adjustable from 1.2V to 37V
• Output Current: Up to 3A
• Switching Frequency: 150kHz
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TEA1998TS/1X IC has a total of 16 pins arranged as follows:

1. VCC: Power supply input
2. GND: Ground reference
3. FB: Feedback pin for output voltage regulation
4. COMP: Compensation pin for stability control
5. EN: Enable pin for turning the IC on/off
6. VIN: Input voltage pin
7. SW: Switching pin for power conversion
8. PGND: Power ground reference
9. VREF: Reference voltage output
10. SS: Soft-start pin for gradual power-up
11. CS: Current sense pin for current monitoring
12. OCSET: Overcurrent protection threshold setting
13. UVLO: Undervoltage lockout pin
14. OVP: Overvoltage protection pin
15. AGND: Analog ground reference
16. VSENSE: Voltage sense pin for feedback loop

Functional Features

• Efficient power conversion with high voltage input range
• Adjustable output voltage for versatile applications
• Overcurrent and overvoltage protection for enhanced safety
• Soft-start feature for gradual power-up and reduced stress on components
• Undervoltage lockout to prevent operation below specified voltage levels

Advantages and Disadvantages

Advantages: - High efficiency resulting in reduced power consumption - Compact size suitable for space-constrained applications - Wide input voltage range allows compatibility with various power sources - Comprehensive protection features ensure device and user safety

Disadvantages: - Limited output current compared to some other power management ICs - Relatively low switching frequency may not be ideal for certain high-frequency applications

Working Principles

The TEA1998TS/1X operates as a step-down (buck) converter, converting a higher input voltage to a lower output voltage. It utilizes pulse-width modulation (PWM) techniques to regulate the output voltage based on the feedback received from the FB pin. The IC incorporates various control mechanisms to maintain stable and efficient power conversion.

Detailed Application Field Plans

The TEA1998TS/1X is widely used in various electronic devices that require efficient power management. Some of its common application fields include:

1. Consumer Electronics: Powering portable devices such as smartphones, tablets, and laptops.
2. Industrial Equipment: Providing power solutions for automation systems, motor drives, and control circuits.
3. Automotive Electronics: Supporting power management in vehicles, including infotainment systems and lighting controls.
4. LED Lighting: Enabling efficient power supply for LED lighting fixtures and bulbs.
5. Telecommunications: Powering network equipment, routers, and communication devices.

Detailed and Complete Alternative Models

1. TEA1998TS/1Y
2. TEA1998TS/2X
3. TEA1998TS/2Y
4. TEA1998TS/3X
5. TEA1998TS/3Y

These alternative models offer similar functionality and characteristics, providing flexibility in choosing the most suitable power management IC for specific applications.

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