TL494IDRG4Alternatives & Equivalent Parts
About TL494IDRG4
TL494IDRG4 is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Small Outline Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | TL494IDRG4Source | OPA277UA | LM334MX/NOPB | TL494IDRE4 | TL494ID |
|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages | Small Outline Packages | — |
| Pin Count | 16 | 8 | 8 | 16 | — |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | ~ 70.0°C | -40.0°C ~ 85.0°C | — |
| Price | $0.1775 | $0.8933 | $0.2700 | $0.1708 | $0.6238 |
| Electrical Parameters | |||||
| YTEOL | 0 | 15 | 15 | 0 | 0 |
| Analog IC - Other Type | SWITCHING CONTROLLER | — | ANALOG CIRCUIT | SWITCHING CONTROLLER | SWITCHING CONTROLLER |
| Control Mode | VOLTAGE-MODE | — | — | VOLTAGE-MODE | VOLTAGE-MODE |
| Control Technique | PULSE WIDTH MODULATION | — | — | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION |
| Input Voltage-Max | 40 V | — | 40 V | 40 V | 40 V |
| Input Voltage-Min | 7 V | — | 0.8 V | 7 V | 7 V |
| Input Voltage-Nom | 15 V | — | — | 15 V | 15 V |
| JESD-30 Code | R-PDSO-G16 | R-PDSO-G8 | R-PDSO-G8 | R-PDSO-G16 | R-PDSO-G16 |
| JESD-609 Code | e4 | e4 | e3 | e4 | e4 |
| Number of Functions | 1 | 1 | 1 | 1 | 1 |
| Output Current-Max | 0.25 A | — | 0.00001 A | 0.25 A | 0.25 A |
| Output Voltage-Max | 5.25 V | — | — | — | 5.25 V |
| Output Voltage-Min | 4.75 V | — | — | — | 4.75 V |
| Output Voltage-Nom | 5 V | — | — | 5 V | 5 V |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOP16,.25 | SOP8,.25 | SOP8,.25 | SOP16,.25 | SOP16,.25 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Supply Current-Max (Isup) | 15 mA | — | — | 15 mA | 15 mA |
| Supply Voltage-Max (Vsup) | 40 V | — | 40 V | 40 V | 40 V |
| Supply Voltage-Min (Vsup) | 7 V | — | 1 V | 7 V | 7 V |
| Supply Voltage-Nom (Vsup) | 15 V | 15 V | — | 15 V | 15 V |
| Surface Mount | YES | YES | YES | YES | YES |
| Switcher Configuration | PUSH-PULL | — | — | PUSH-PULL | PUSH-PULL |
| Switching Frequency-Max | 300 kHz | — | — | 300 kHz | 300 kHz |
| Technology | BIPOLAR | BIPOLAR | BIPOLAR | BIPOLAR | BIPOLAR |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | COMMERCIAL | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | NOT SPECIFIED | 30 |
| ## TL494IDRG4 Alternates Showing results | Image | — | — | — | — |
| Pbfree Code | — | Yes | Yes | Yes | — |
| Amplifier Type | — | OPERATIONAL AMPLIFIER | — | — | — |
| Architecture | — | VOLTAGE-FEEDBACK | — | — | — |
| Average Bias Current-Max (IIB) | — | 0.004 µA | — | — | — |
| Bias Current-Max (IIB) @25C | — | 0.001 µA | — | — | — |
| Common-mode Reject Ratio-Min | — | 130 dB | — | — | — |
| Common-mode Reject Ratio-Nom | — | 140 dB | — | — | — |
| Frequency Compensation | — | YES | — | — | — |
| Input Offset Current-Max (IIO) | — | 0.0028 µA | — | — | — |
| Input Offset Voltage-Max | — | 20 µV | — | — | — |
| Low-Bias | — | NO | — | — | — |
| Low-Offset | — | YES | — | — | — |
| Micropower | — | YES | — | — | — |
| Neg Supply Voltage Limit-Max | — | -18 V | — | — | — |
| Neg Supply Voltage-Nom (Vsup) | — | -15 V | — | — | — |
| Packing Method | — | TUBE | — | — | — |
| Power | — | NO | — | — | — |
| Programmable Power | — | NO | — | — | — |
| Slew Rate-Min | — | 0.8 V/us | — | — | — |
| Slew Rate-Nom | — | 0.8 V/us | — | — | — |
| Subcategory | — | Operational Amplifier | — | — | — |
| Supply Current-Max | — | 0.825 mA | — | — | — |
| Supply Voltage Limit-Max | — | 18 V | — | — | — |
| Unity Gain BW-Nom | — | 1000 | — | — | — |
| Voltage Gain-Min | — | 1995000 | — | — | — |
| Wideband | — | NO | — | — | — |
| ## OPA277UA Alternates Showing results | — | Image | — | — | — |
| ## LM334MX/NOPB Alternates Showing results | — | — | Image | — | — |
| ## TL494ID Alternates Showing results | — | — | — | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
suggested
Switching Controller, Voltage-mode, 0.25A, 300kHz Switching Freq-Max, BIPolar, PDSO16
Why Look for Alternatives?
Finding alternatives for TL494IDRG4 is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating TL494IDRG4 replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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Request Alternatives for TL494IDRG4FAQ
What is equivalent to TL494IDRG4?
Known equivalents for TL494IDRG4 include OPA277UA, LM334MX/NOPB, TL494IDRE4. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of TL494IDRG4?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify TL494IDRG4 alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.