TEA1610T/N5,518

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High efficiency, low power consumption
• Package: SOT428-1 (DPAK)
• Essence: Switched Mode Power Supply (SMPS) controller
• Packaging/Quantity: Tape and Reel, 2,500 units per reel

Specifications

• Input Voltage Range: 8V to 18V
• Output Voltage Range: 3.3V to 5V
• Maximum Output Current: 1.5A
• Frequency Range: 50kHz to 150kHz
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The TEA1610T/N5,518 IC has the following pin configuration:

1. VCC: Power supply input
2. GND: Ground reference
3. FB: Feedback pin for output voltage regulation
4. CS: Current sense input for current limiting
5. COMP: Compensation pin for stability control
6. DRAIN: Switching transistor drain connection
7. SOURCE: Switching transistor source connection

Functional Features

• Integrated high-voltage startup circuit
• Pulse frequency modulation (PFM) operation for improved efficiency at light loads
• Overvoltage protection (OVP)
• Overcurrent protection (OCP)
• Thermal shutdown protection (TSD)

Advantages and Disadvantages

Advantages

• High efficiency power conversion
• Low power consumption
• Compact package size
• Wide input voltage range
• Built-in protection features

Disadvantages

• Limited maximum output current (1.5A)
• Requires external components for complete power supply design

Working Principles

The TEA1610T/N5,518 is a switched mode power supply (SMPS) controller IC. It operates by regulating the output voltage through pulse frequency modulation (PFM). The IC uses an integrated high-voltage startup circuit to initiate the power supply operation. It continuously monitors the feedback voltage and adjusts the switching frequency to maintain the desired output voltage. The TEA1610T/N5,518 also incorporates various protection features such as overvoltage, overcurrent, and thermal shutdown.

Detailed Application Field Plans

The TEA1610T/N5,518 IC is commonly used in various applications requiring efficient power management. Some of its typical application fields include:

1. Power adapters for consumer electronics
2. LED lighting drivers
3. Battery chargers
4. Industrial power supplies
5. Automotive electronics

Detailed and Complete Alternative Models

• TEA1610T/N5: Similar specifications and features, different package (SOT223)
• TEA1610T/N5,112: Lower maximum output current (1A), similar specifications and features
• TEA1610T/N5,115: Higher maximum output current (2A), similar specifications and features

(Note: This list is not exhaustive and there may be other alternative models available.)

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