TL594CDR

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TL594CDR

IC REG CTRLR MULT TOP 16SOIC

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Specifications

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 0°C ~ 70°C (TA)
MountingType Surface Mount
Package/Case 16-SOIC (0.154, 3.90mm Width)

Overview

Description

The TL594CDR is a versatile pulse-width modulation (PWM) controller integrated circuit primarily used for power supply regulation and motor control applications. It is designed by Texas Instruments and is part of the TL594 series, which offers reliable and efficient PWM control. The device features dual error amplifiers, an adjustable oscillator, a dead-time control comparator, and a PWM latch to deliver precise control over output voltage or current.
Key features of the TL594CDR include:
1. Dual Output Channels: It can drive two output transistors, allowing flexibility in designing push-pull or bridge configurations.
2. Wide Supply Voltage Range: Operates from 7V to 40V, making it suitable for a broad range of applications.
3. Adjustable Frequency: The internal oscillator can be configured to operate at frequencies ranging from a few kHz to several hundred kHz.
4. Built-in Protection: Features such as overcurrent protection and adjustable dead time enhance reliability and prevent circuit damage.
5. Package: The "CDR" suffix indicates a small-outline package ideal for compact designs.
This IC is widely used in switch-mode power supplies, DC-DC converters, and other applications requiring efficient power control.

Features

The TL594CDR is a versatile PWM (Pulse Width Modulation) controller designed for efficient power management. Key features include:
1. Dual Output Channels: Supports both single-ended and push-pull configurations, enabling flexibility in various applications.
2. Adjustable Dead-Time Control: Provides the ability to control dead-time between outputs, enhancing performance and efficiency.
3. Wide Supply Voltage Range: Operates effectively between 7V to 40V, making it suitable for a wide range of power supply designs.
4. Built-In Error Amplifier: Includes an error amplifier with a common-mode input range for precise regulation and control.
5. Soft-Start Capability: Facilitates a gradual increase in power supply to mitigate inrush current and ensure stable startup.
6. Current Limiting: Offers adjustable current limiting for protection against over-current conditions.
7. Undervoltage Lockout: Ensures the device operates only when the input supply is above a specified threshold, protecting against low-voltage conditions.
8. Temperature Range: Typically operates in a wide temperature range from -40°C to 125°C, suitable for industrial applications.
These features make the TL594CDR an ideal choice for power supplies, motor control, and other applications requiring efficient power management and control.

Package

The TL594CDR is a PWM controller IC that comes in a SOIC-16 (Small Outline Integrated Circuit) package type. This package typically has 16 pins and is designed for surface-mount technology on printed circuit boards.

Pinout

The TL594CDR is a pulse-width modulation (PWM) controller integrated circuit (IC) used in power supply and motor control applications. It typically comes in a 16-pin package. Here is a brief overview of its pin functions:
1. Compensation (COMP): Used for frequency compensation.
2. Feedback (FB): Receives the feedback signal.
3. Dead-Time Control (DTC): Adjusts the dead-time between outputs.
4. CT (Timing Capacitor): Determines the oscillator frequency.
5. RT (Timing Resistor): Works with CT to set the oscillator frequency.
6. Control Voltage (VREF): Provides a stable reference voltage.
7. Ground (GND): Ground reference for the IC.
8. C1 (Output Control): Selects single or dual-ended operation.
9. B (Output Control): Controls the output stage operation.
10. Power Supply (VCC): Connects to the power supply.
11. Output A (OUTA): PWM output A.
12. Output B (OUTB): PWM output B.
13. Error Amplifier Inverting Input 1 (EAINV1): Inverting input for the first error amplifier.
14. Error Amplifier Non-Inverting Input 1 (EAIN1): Non-inverting input for the first error amplifier.
15. Error Amplifier Inverting Input 2 (EAINV2): Inverting input for the second error amplifier.
16. Error Amplifier Non-Inverting Input 2 (EAIN2): Non-inverting input for the second error amplifier.
The TL594CDR is widely used for its flexibility and performance in PWM control applications.

Manufacturer

The TL594CDR is manufactured by Texas Instruments Incorporated, commonly abbreviated as TI. Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits, which are used in a wide range of electronic devices. The company is known for its innovation in analog and embedded processing products and provides solutions for various markets including industrial, automotive, personal electronics, communications equipment, and enterprise systems. TI is one of the largest producers of semiconductors in the world and is recognized for its significant contributions to technology and electronics development.

Application

The TL594CDR is a versatile pulse-width modulation (PWM) controller used in various power management applications. Key areas include switch-mode power supplies (SMPS), DC-DC converters, and motor speed controllers. It's also employed in battery chargers and inverter circuits. The device supports both voltage and current control, making it ideal for regulating power in consumer electronics, automotive systems, and industrial equipment. Its features, such as adjustable dead-time control and error amplification, enhance efficiency and performance in critical applications.

Equivalent

The TL594CDR is a pulse-width modulation (PWM) controller. Equivalent products include the KA7500, SG3524, and UC3525, which also serve as PWM controllers suitable for similar power supply and regulation applications. While they might have slight variations in specifications, these alternatives generally provide comparable functionality for most designs. Always check the datasheet to ensure compatibility with your specific requirements.

Shipping

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DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

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UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

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