TL594IPWR

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TL594IPWR

+BOM

IC REG CTRLR MULT TOP 16TSSOP

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Specifications

Attribute Value
Package Tape & Reel (TR),Cut Tape (CT)
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-TSSOP (0.173, 4.40mm Width)

Overview

Description

The TL594IPWR is a pulse-width modulation (PWM) controller used in various power electronics applications, such as power supplies and motor control systems. Developed by Texas Instruments, this integrated circuit is designed for efficient power management and offers flexibility in controlling power delivery.
Key features of the TL594IPWR include dual error amplifiers, an adjustable dead-time control, and an on-chip oscillator, which supports a wide range of frequency settings. The device also includes output control circuits that enable it to drive various output stages, such as push-pull, single-ended, or parallel configurations.
The TL594IPWR supports a wide input voltage range and provides high efficiency in power conversion tasks. Its compact PowerPAD™ package allows for efficient thermal management, making it suitable for space-constrained applications. With its robust design and versatile functionality, the TL594IPWR is widely used in industrial, automotive, and consumer electronics for applications requiring precise power regulation and control.

Equivalent

The TL594IPWR is a pulse-width modulation (PWM) controller. Equivalent products include the SG3525, KA7500, UC3842, and LM494. These components are commonly used in similar applications such as switch-mode power supplies and other power control systems. While these alternatives may have differing specifications or features, they often serve as substitutes in designs requiring PWM control. Always check the specific requirements of your application to ensure compatibility.

Features

The TL594IPWR is a versatile PWM (Pulse Width Modulation) controller designed for efficient power management in various applications. Key features include:
1. Dual Output Channels: It provides two outputs for control of two separate power devices.
2. Adjustable Output Duty Cycle: Allows for precise control of power delivery, increasing efficiency.
3. Frequency Modulation Range: Operates over a wide frequency range, easily adaptable to different applications.
4. Built-in Oscillator: Eliminates the need for external timing components, simplifying design.
5. Error Amplifiers: Includes two error amplifiers for enhanced control and regulation.
6. Undervoltage Lockout: Protects the system during low voltage conditions, ensuring stability.
7. Current Limiting: Prevents overcurrent conditions, enhancing safety and reliability.
8. Soft-start Feature: Reduces inrush current during startup, prolonging the life of the components.
9. Low Standby Current: Enhances energy efficiency when the device is in standby mode.
10. Wide Supply Voltage Range: Supports flexibility in power supply design and application.
These features make the TL594IPWR suitable for power supply, motor control, and other applications requiring efficient and reliable PWM control.

Pinout

The TL594IPWR is a pulse-width modulation (PWM) controller IC used for various applications like switch-mode power supplies and DC-DC converters. It typically comes in a 16-pin package. Here is a brief overview of its pin functions:
1. Pin 1 (C1): Comparator 1 Input
2. Pin 2 (C2): Comparator 2 Input
3. Pin 3 (DTC): Dead-Time Control
4. Pin 4 (CT): Timing Capacitor
5. Pin 5 (RT): Timing Resistor
6. Pin 6 (GND): Ground
7. Pin 7 (E/A OUT): Error Amplifier Output
8. Pin 8 (VREF): Reference Voltage Output
9. Pin 9 (C1 OUT): Comparator 1 Output
10. Pin 10 (C2 OUT): Comparator 2 Output
11. Pin 11 (VCC): Supply Voltage
12. Pin 12 (E/A IN-): Inverting Input of Error Amplifier
13. Pin 13 (E/A IN+): Non-Inverting Input of Error Amplifier
14. Pin 14 (OSC OUT): Oscillator Output
15. Pin 15 (E OUT): Error Output
16. Pin 16 (FEEDBK): Feedback
These pins facilitate its operation as a PWM controller, offering features like adjustable dead time, error amplification, and oscillator frequency control.

Manufacturer

The TL594IPWR is manufactured by Texas Instruments Incorporated. Texas Instruments (TI) is a global semiconductor company that designs and produces a wide range of analog and embedded processing chips. The company is well-known for its development of electronic components that are used in various applications, including consumer electronics, automotive systems, industrial machinery, and communication devices. TI is recognized for its innovation in technology and its comprehensive product portfolio, which includes microcontrollers, processors, sensors, and many other semiconductor solutions.

Application

The TL594IPWR is a versatile pulse-width modulation (PWM) controller used in various applications. Key areas include:
1. Switching Power Supplies: It regulates voltage and current in DC-DC converters and AC-DC power supplies.
2. Motor Control: It manages speed and torque in DC motor drives.
3. Lighting Systems: It controls dimming and power regulation in LED drivers and fluorescent lighting.
4. Battery Chargers: It ensures efficient charging by regulating voltage and current.
5. Inverters and UPS Systems: It stabilizes output voltage for uninterrupted power supply.
The TL594IPWR is favored for its flexibility, reliability, and integration capabilities in power management applications.

Package

The TL594IPWR is a pulse-width modulation (PWM) controller from Texas Instruments, available in a TSSOP-16 package. TSSOP stands for Thin Shrink Small Outline Package, which is a smaller and thinner package type suitable for space-constrained applications.

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