TL594IPWR-837618123 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The TL594IPWR is a pulse-width modulation controller IC from Texas Instruments, a widely-used PWM control circuit for switch-mode power supply design. It features two error amplifiers, a precision 5V reference, and adjustable dead-time control with oscillator frequency up to 300kHz in a 16-pin TSSOP package. Available in tape-and-reel format from stock worldwide with competitive pricing.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 16
- Lifecycle
- ACTIVE
- Datasheet
- TL594IPWR-837618123 Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of TL594IPWR-837618123?
- Industry-standard PWM control IC with two independent error amplifiers for dual-loop voltage and current regulation in switch-mode power supplies
- On-chip precision 5V voltage reference and programmable oscillator operating up to 300kHz enabling flexible transformer-isolated and non-isolated converter designs
- Adjustable dead-time control and output stage compatible with both single-ended and push-pull power stage topologies
- 16-pin TSSOP (TSSOP-16) package in tape-and-reel (PWR) format for automated assembly in high-volume production
What is TL594IPWR-837618123 used for?
The TL594IPWR is a cornerstone controller for designing flyback, forward, and push-pull switch-mode power supplies in industrial equipment, telecommunications infrastructure, and computing power delivery systems. Its dual error amplifier architecture supports simultaneous voltage and current mode regulation loops, enabling well-regulated outputs with fast transient response for demanding load conditions. It is also widely used in educational and prototype power supply designs due to its comprehensive integration of all core PWM control functions in a single compact IC.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Where can I find the TL594IPWR-837618123 datasheet?
TL594IPWR-837618123 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for TL594IPWR-837618123?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the TL594IPWR used for?
The TL594IPWR is a PWM controller IC used as the primary control element in switch-mode power supplies (SMPS), including flyback, forward converter, and push-pull topologies. It integrates two error amplifiers, a 5V precision reference, oscillator, dead-time control, and output drivers, enabling a complete PWM control function in a single 16-pin IC.
What is the maximum switching frequency supported by the TL594IPWR?
The TL594 family oscillator can be programmed up to approximately 300kHz by selecting appropriate external resistor and capacitor values. Higher switching frequencies allow smaller magnetic components and output filtering capacitors, making it suitable for compact and high power-density SMPS designs in industrial and computing applications.
What package does the TL594IPWR come in?
The TL594IPWR is housed in a 16-pin TSSOP package (the PWR suffix indicates TSSOP packaging) and is supplied in tape-and-reel format for automated SMT assembly. This surface-mount package offers a smaller PCB footprint compared to the traditional 16-pin DIP version (TL594IN), making it preferred for modern compact power supply board designs.
What output modes does the TL594IPWR support?
The TL594IPWR output transistors can be configured for single-ended operation (both collectors tied together) or push-pull operation (outputs switching alternately at half the oscillator frequency). The output mode is selected via the output control input pin, providing design flexibility for driving both single-switch and dual-switch power stage topologies.
What are common alternatives to the TL594IPWR?
Pin-compatible and functionally equivalent alternatives include the KA7500 (Samsung/Fairchild), SG3525A (ON Semiconductor, with slight differences in soft-start and error amplifier configuration), and UC2842/3842 (for current-mode control). The TL594 itself is available in multiple package variants: TL594IN (DIP-16) and TL594CDR (SOIC-16), so verify the pinout and supply voltage range when substituting.
Related Guides
CSD87313DMS Synchronous Buck Power Stage Design Guide
Design a compact CSD87313DMS synchronous buck stage with practical guidance for loss, gate drive, PCB layout, EMI, thermal validation, and sourcing.
Aug 6, 2026
STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection
Choose STEF05SGR for 5 V overcurrent protection by checking current-limit margin, inrush, thermal loss, fault response, and sourcing.
Aug 6, 2026
C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC
Select C0402C103K3RACTU by voltage margin, X7R behavior, tolerance, 0402 assembly risk, and qualified alternatives.
Aug 4, 2026
STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security
Choose STM32H753VIT6 by evaluating memory architecture, LQFP-100 pin fit, connectivity, security, power, and sourcing tradeoffs.
Aug 4, 2026
Why Buy from FindMyChip
About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
More from Texas Instruments
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Response time is incredible — usually under 4 hours. They understand that production lines can't wait.”
You May Also Like
ACS770ECB-200U-PFF-T
Allegro Microsystems
Integrated Circuit
ACS770KCB-150U-PFF-T
Allegro Microsystems
Integrated Circuit
MC33901WEF
NXP
Integrated Circuit
MC7808BDTRKG
ON Semiconductor
Integrated Circuit
PA94EC
Apex Microtechnology
Integrated Circuit
AP7315-28SR-7
Diodes Inc.
Integrated Circuit
74HCT245D
Nexperia
Integrated Circuit
CY62256VNLL-70ZXCT
Cypress Semiconductor
Integrated Circuit
EPM7032AETC44-4N
Intel
Integrated Circuit
EPM3512AQC208-10N
Intel
Integrated Circuit
EPM3256ATC144-7N
Intel
Integrated Circuit
EPM3256AQC208-7N
Intel
Integrated Circuit
EPM3256AQC208-10N
Intel
Integrated Circuit
EPM3128ATC100-7N
Intel
Integrated Circuit
EPM1270F256C4N
Intel
Integrated Circuit
EPF8282ATC100-4N
Intel
Integrated Circuit
EPF6016QC208-2N
Intel
Integrated Circuit
EPF6016ATC144-3N
Intel
Integrated Circuit
EPF10K30ATC144-3N
Intel
Integrated Circuit
EPC2TI32N
Intel
Integrated Circuit
EPC2LC20
Intel
Integrated Circuit
EP3SL150F1152C4N
Intel
Integrated Circuit
EP2SGX60DF780C5N
Intel
Integrated Circuit
EP2SGX60CF780C5N
Intel
Integrated Circuit