TL594IDR The TL594IDR is a PWM controller from Texas Instruments designed for power supply control applications. It offers a wide voltage range and adjustable frequency.
Mfr Part #:

TL594IDR

Available from 5 distributors
Mfr Name: Texas Instruments
Texas Instruments
The TL594IDR is a PWM controller from Texas Instruments designed for power supply control applications. It offers a wide voltage range and adjustable frequency.
✓ Total Stock: 87,187 pcs
$ Price Range: $0.35

TL594IDR Available from 5 distributors

✓ Authorised
✓ Non-Authorised

TL594IDR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Clock Sync
Control Features
Duty Cycle (Max)
Frequency
Function
Mounting Type
Number of Outputs
Operating Temperature
Output Configuration
Output Phases
Output Type
SVHC Present
Supplier Device Package
Synchronous Rectifier
Topology
Voltage

TL594IDR Description

Short technical summary and product information.

The TL594IDR is a pulse-width-modulation (PWM) control circuit from Texas Instruments, designed for power supply control applications. It integrates essential functions on a single chip, including two error amplifiers, an adjustable oscillator, a dead-time control comparator, and a pulse-steering flip-flop.

 

This device operates within a voltage range of 7V to 40V and supports frequencies from 1kHz to 300kHz. Key features include an adjustable duty cycle up to 97%, dead time control, and undervoltage lockout (UVLO) for low-VCC conditions. The TL594IDR also provides uncommitted outputs capable of 200-mA sink or source current and an internal 5V reference supply trimmed to 1% precision.

 

It is suitable for various topologies including Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, and Push-Pull configurations. The TL594IDR is available in a 16-SOIC package, designed for surface mount applications, and operates within a temperature range of -40°C to 85°C.

 

Applications for the TL594IDR include white goods, power supplies (AC/DC, isolated, with or without PFC), server PSUs, solar micro-inverters, and telecom/server AC/DC supplies.

TL594IDR Quick Information

Product Type: PWM Controller
Canonical Name: TL594 Pulse-Width-Modulation Control Circuit
Subcategory: Power Management ICs

TL594IDR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

TL594IDR Estimated Pricing

Qty Low High
1+ $0.35 $0.35

Estimated market price range - modelled values for guidance only, not live distributor offers.

TL594IDR Features

  • Complete PWM power-control circuitry.
  • Uncommitted outputs for 200-mA sink/source.
  • Variable dead time control feature.
  • Stable 5-V reference supply trimmed.
  • Undervoltage lockout for low-VCC.

TL594IDR Applications

  • Suitable for AC/DC power supplies.
  • Used in server power supply units.
  • Applicable to solar micro-inverters.
  • Designed for telecom power supplies.
  • Ideal for white goods applications.

TL594IDR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the TL594IDR?

The TL594IDR operates from 7V to 40V.

What is the package type of the TL594IDR?

The TL594IDR is available in a 16-SOIC surface mount package.

What is the operating temperature range of the TL594IDR?

The TL594IDR operates from -40°C to 85°C.

What switching frequency range does the TL594IDR support?

It supports a frequency range of 1kHz to 300kHz.

What is the maximum duty cycle of the TL594IDR?

The maximum duty cycle is 97%.

What is the output current capability of the TL594IDR?

Each output can sink or source up to 200mA.

Does the TL594IDR have an internal reference voltage?

Yes, it has an internal 5V reference trimmed to ±1%.

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