Alternatives to onsemi TL494
onsemi TL494 and its qualified second sources, compared on form/fit/function, stock, lifecycle and price — the same checks Parter runs inside a BOM.
| TL494onsemi |  TL494CNTexas Instruments | TL494CDRTexas Instruments | +5more | |
|---|---|---|---|---|
| FFF Compatibility | The PDIP-16 package matches the original through-hole physical dimensions and pin assignments perfectly.Matches the PDIP-16 dual-in-line form factor with identical mechanical spacing and pin pitch.Identical electrical characteristics including 7V to 40V operating range, dual error amplifiers, and 200 mA output capability. | The SOIC-16 package is pin-compatible and directly fits the same PCB footprint.Matches the standard SOIC-16 physical dimensions and narrow-body package footprint.Matches all electrical specifications including the 7V to 40V VCC and identical internal block diagram. | ||
 AI Summary | TL494 by onsemi: onsemi ANA SMPS DB END HI FREQ. | This is a direct, industry-standard drop-in replacement from Texas Instruments. It features the identical 16-pin PDIP layout and identical electrical behavior, making it a zero-risk swap.
| This is the surface-mount SOIC-16 equivalent from Texas Instruments. It offers a direct drop-in replacement for designs utilizing standard SO-16 packaging.
| |
| Lifecycle Status | Active | Active | Unknown | |
| Market Availability | Non-stock | In stock | Unknown | |
| REACH | Unknown | REACH | Unknown | |
| RoHS | Unknown | RoHS | Unknown | |
| Description | onsemi ANA SMPS DB END HI FREQ | Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull Regulator Positive Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 16-PDIP | This is the surface-mount SOIC-16 equivalent from Texas Instruments. It offers a direct drop-in replacement for designs utilizing standard S | |
| Manufacturer | onsemi | Texas Instruments | Texas Instruments | |
| Type | onsemi | Power Management (PMIC) | Component | |
| Datasheet | N/A | N/A | N/A | |
| Lead Time | Unknown | 12 weeks | Unknown | |
| Country of Origin | - | - | - | |
| Export Control Class Number | EAR99 | EAR99 | EAR99 | |
| HTSUS Code | 8542390001 | - | - | |
| Moisture Sensitivity Level | - | - | - |
Unlock all 7 alternatives
- Find & compare verified second sources
- Spot risk early with real-time part monitoring
- Stay compliant and production-ready
You searched one part. Parter watches your whole BOM.
All your BOM, at once
Parter maps every line to live stock, lead time, lifecycle and compliance data across the entire market — not part by part.
Hear about problems before they hit production
Allocation, EOL and last-time-buy notices surface the moment they appear, not when your buyer's PO bounces.
Qualified replacements in minutes, not days
Every at-risk line gets form-fit-function matches like the ones above — deltas flagged, evidence attached. Review, push to your BOM, and Parter starts watching the new part too.
Frequently asked questions
Yes. The onsemi TL494 is active and in production. The parts listed here are qualified equivalents if you need a second source or better availability.
The closest qualified second sources for the onsemi TL494 are the TL494CN (Texas Instruments) and the TL494CDR (Texas Instruments), out of 7 matched alternatives in total. Each is compared against the original on fit, form and function in the table above.
Not always. The alternatives to the TL494 are matched on function but can differ in package, pinout or a key parameter, so review the fit/form/function notes in the table and the datasheet before designing one in.
The TL494 (onsemi) is a part in the onsemi category. This page lists qualified, cross-referenced replacements for it with a side-by-side comparison.
Schedule a demo
See Parter in action
Discover how Parter can help your hardware team:
- Streamline your hardware operations with AI
- Detect and prevent lifecycle disruptions
- Accelerate product development
- Stay compliant and production-ready