TC1044SIJA

Product Overview

• Category: Integrated Circuit
• Use: Voltage Converter
• Characteristics: Low Power, High Efficiency
• Package: SOIC-8
• Essence: Step-Up/Step-Down Voltage Conversion
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 1.5V to 16V
• Output Voltage Range: -1.2V to -15V
• Output Current: Up to 100mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TC1044SIJA has a total of 8 pins arranged as follows:

```

---

| | | U1 | |___________|

Pin Configuration:

  1  2  3  4
 ___________
|           |

8| |5 |___________|

  7  6

```

Pin Description:

1. V+ (Positive Supply Voltage)
2. GND (Ground)
3. OSC (Oscillator Frequency Control)
4. VIN (Input Voltage)
5. VOUT (Output Voltage)
6. C1 (External Capacitor Connection)
7. C2 (External Capacitor Connection)
8. V- (Negative Supply Voltage)

Functional Features

• Provides voltage conversion from positive to negative or vice versa
• Low power consumption
• High efficiency conversion
• Wide input voltage range
• Compact and easy-to-use package

Advantages and Disadvantages

Advantages: - Efficient voltage conversion - Wide input voltage range - Compact package size

Disadvantages: - Limited output current capacity (up to 100mA) - Requires external capacitors for operation

Working Principles

The TC1044SIJA is a voltage converter integrated circuit that utilizes charge pumps to perform step-up or step-down voltage conversion. It generates a negative voltage output from a positive input voltage or vice versa. The internal oscillator controls the switching frequency of the charge pump, enabling efficient voltage conversion.

Detailed Application Field Plans

The TC1044SIJA finds applications in various fields, including:

1. Portable Electronics: Used to generate negative voltages required for LCD displays, audio amplifiers, and other components.
2. Industrial Automation: Provides voltage conversion for control systems, sensors, and actuators.
3. Automotive Electronics: Used in automotive modules requiring negative voltage generation, such as infotainment systems and lighting controls.
4. Telecommunications: Enables voltage conversion for communication devices, routers, and network equipment.

Detailed and Complete Alternative Models

1. MAX660CPA: Voltage Converter IC with similar specifications and pin configuration.
2. ICL7660CPA: Another alternative with comparable features and package type.
3. LT1054CN8: Integrated Circuit offering voltage conversion capabilities with extended temperature range.

These alternative models can be considered based on specific requirements and availability.

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