TL594INSR

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TL594INSR

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IC REG CTRLR MULT TOPOLOGY 16SO

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1日間のアフターサービス保証

仕様

属性
Package Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus Active
OutputType Transistor Driver
Function Step-Up, Step-Down, Step-Up/Step-Down
OutputConfiguration Positive
Topology Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull
NumberofOutputs 2
OutputPhases 1
Voltage-Supply(Vcc/Vdd) 7V ~ 40V
Frequency-Switching 1kHz ~ 300kHz
DutyCycle(Max) 97%
SynchronousRectifier No
ClockSync No
ControlFeatures Dead Time Control, Frequency Control
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 16-SOIC (0.209, 5.30mm Width)

概要

Description

The TL594INSR is a versatile pulse-width modulation (PWM) controller IC commonly used in power supply and motor control applications. Manufactured in accordance with stringent specifications, it offers precise control over output voltage and current, enhancing the performance and efficiency of electronic systems. The TL594INSR integrates various functions, including error amplifiers, an on-chip oscillator, a dead-time control comparator, and a PWM latch, all within a single package, reducing the need for additional external components.
Key features include adjustable dead-time control, which prevents transistors from shorting by ensuring they are not on simultaneously, and a wide supply voltage range, making it suitable for diverse applications. The device supports both voltage and current mode control, allowing designers flexibility in circuit design. With its dual-output configuration, the TL594INSR can drive push-pull, parallel, or bridge-connected outputs, accommodating various circuit designs. Its robust performance in temperature variations and stability under different electrical loads makes it a reliable choice for demanding environments. The TL594INSR is widely adopted in various industries for its efficiency and design flexibility.

Equivalent

The TL594INSR is a pulse-width modulation (PWM) controller. Equivalent products include the LM494 by Texas Instruments, SG3524 by multiple manufacturers, and the KA7500 by Samsung. These ICs offer similar functionality for PWM control in power supply and motor control applications. Ensure to compare datasheets and pin configurations for compatibility with your specific requirements.

Features

The TL594INSR is a versatile pulse-width modulation (PWM) controller designed for power supply and motor control applications. Key features include:
1. Dual PWM Control: It supports dual-channel operation, allowing for more efficient power management and control.
2. Built-in Variable Frequency Oscillator: The device includes an oscillator with adjustable frequency, facilitating flexible timing control.
3. Error Amplifier: It contains two error amplifiers for enhanced performance in regulation and control.
4. 50% Maximum Duty Cycle: The output control circuits are designed to offer a maximum duty cycle of 50%, ensuring balanced operation.
5. Adjustable Dead-Time Control: Provides customizable dead-time, which helps prevent overlap in power switches and improves efficiency.
6. Wide Supply Voltage Range: Operates over a broad supply voltage range, enhancing its adaptability in various applications.
7. Current Limiting and Shutdown Features: Built-in protection features such as current limiting and shutdown to safeguard against overloading or faults.
8. Temperature Range: Suitable for industrial applications with an operational temperature range from -40°C to 85°C.
These features make the TL594INSR an ideal choice for managing complex power systems in a reliable and efficient manner.

Pinout

The TL594INSR is a pulse-width modulation (PWM) control circuit, and it typically comes in a 16-pin configuration. Here's a concise breakdown of its pin functions:
1. Compensation (Pin 1): Used for frequency compensation.
2. Feedback (Pin 2): For feedback from the output to the error amplifier.
3. Dead-Time Control (Pin 3): Adjusts the dead-time between outputs.
4. Control Voltage (Pin 4): Sets the pulse width by controlling the error amplifier input.
5. GND (Pin 5): Ground connection.
6. Output Control (Pin 6): Configures the outputs for single-ended or push-pull operation.
7. VCC (Pin 7): Supply voltage.
8. Emitter Outputs (Pins 8 & 11): Outputs for driving transistors.
9. Collector Outputs (Pins 9 & 10): Outputs connected to the collectors of the output transistors.
10. Reference Output (Pin 13): Provides a 5V reference output.
11. Error Amplifier Non-Inverting Input (Pin 12): Non-inverting input to the error amplifier.
12. Pulse-Width Modulator Comparator (Pin 14): Compares the oscillator ramp voltage to the control voltage.
13. Oscillator Timing Resistor (Pin 15): Connects a resistor to set the oscillator frequency.
14. Oscillator Timing Capacitor (Pin 16): Connects a capacitor to set the oscillator frequency.
This configuration enables the TL594INSR to effectively control and manage power supplies and motor controls through PWM.

Manufacturer

The TL594INSR is manufactured by Texas Instruments. Texas Instruments (TI) is a global semiconductor company that designs and produces a wide range of analog and embedded processing chips. These products are used in various electronic systems and applications, including industrial, automotive, personal electronics, and communications equipment. TI is known for its focus on innovation and quality, offering solutions that help customers develop new designs and improve existing products.

Application

The TL594INSR is a versatile PWM (Pulse Width Modulation) controller used in various applications, primarily in power electronics. Its main application areas include:
1. Switching Power Supplies: It is used to regulate output voltage and improve efficiency in DC-DC converters and AC-DC power supplies.
2. Motor Control: The TL594INSR manages motor speed and torque in applications such as industrial motor drives and consumer appliances.
3. Battery Chargers: It provides efficient charging control for battery management systems.
4. Inverters: Used in DC-AC inverters for solar power systems and uninterruptible power supplies (UPS).
5. LED Drivers: Ensures efficient brightness control in LED lighting systems.
These functions leverage its capability to manage power efficiently with minimal external components.

Package

The TL594INSR is a Texas Instruments part that comes in a surface-mount, SOIC (Small Outline Integrated Circuit) package, specifically with 16 pins. The "NS" in the part number refers to the SOIC package, while "R" indicates that it is supplied in a reel for automated manufacturing.

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