TL494ID Texas Instruments In Stock
TL494ID is a pulse-width-modulation control circuit IC by Texas Instruments, designed for switching power supply design. Key specs: dual error amplifiers, 5V to 40V supply range, up to 300kHz oscillator frequency. From $0.62, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- —
- Lifecycle
- ACTIVE
- Datasheet
- N/A
- Price
- From $0.6238(MOQ 1)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of TL494ID?
- Dual error amplifiers for precise voltage and current regulation
- Adjustable oscillator frequency up to 300kHz for flexible switching designs
- Dead-time control and output drive capability up to 200mA per channel
- Wide supply voltage range from 5V to 40V for versatile applications
- On-chip 5V reference voltage with ±5% accuracy
What is TL494ID used for?
The TL494ID is widely used in switching power supply (SMPS) designs including AC-DC converters, DC-DC buck and boost regulators, and battery chargers. It is a popular choice in industrial power systems, PC power supplies, and embedded systems requiring efficient, regulated power delivery. Its dual error amplifier architecture makes it ideal for designs requiring both voltage and current mode control.
What are the specifications of TL494ID?
| YTEOL | 0 |
| Analog IC - Other Type | SWITCHING CONTROLLER |
| Control Mode | VOLTAGE-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 40V |
| Input Voltage-Min | 7V |
| Input Voltage-Nom | 15V |
| JESD-30 Code | R-PDSO-G16 |
| JESD-609 Code | e4 |
| Number of Functions | 1 |
| Output Current-Max | 0.25A |
| Output Voltage-Max | 5.25V |
| Output Voltage-Min | 4.75V |
| Output Voltage-Nom | 5V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP16,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Supply Current-Max (Isup) | 15mA |
| Supply Voltage-Max (Vsup) | 40V |
| Supply Voltage-Min (Vsup) | 7V |
| Supply Voltage-Nom (Vsup) | 15V |
| Surface Mount | YES |
| Switcher Configuration | PUSH-PULL |
| Switching Frequency-Max | 300kHz |
| Technology | BIPOLAR |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| ## TL494ID Alternates Showing results | Image |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
What are equivalent replacements for TL494ID?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the TL494ID used for?
The TL494ID is a pulse-width-modulation (PWM) control IC primarily used in switching power supply designs, including AC-DC converters, DC-DC regulators, and motor drive circuits. It features dual error amplifiers and a built-in 5V reference, making it ideal for regulated power applications in industrial and consumer electronics.
What are the key specifications of the TL494ID?
The TL494ID operates on a supply voltage range of 5V to 40V, supports an oscillator frequency up to 300kHz, provides a 5V on-chip reference with ±5% accuracy, and offers 200mA output drive capability per channel. It integrates dual error amplifiers and a dead-time control comparator for precise PWM regulation.
What package does the TL494ID come in?
The TL494ID comes in a 16-pin SOIC (Small Outline Integrated Circuit) surface-mount package, suitable for automated PCB assembly. The 'D' suffix in the part number denotes the SOIC package, and it is manufactured by Texas Instruments.
What are common alternatives to the TL494ID?
Common alternatives to the TL494ID include the SG3524 and SG3525 PWM controller ICs, which offer similar push-pull PWM control functionality. The UC3842 and UC3843 are also popular alternatives for current-mode control applications. All offer comparable switching frequencies and supply voltage ranges.
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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.
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| 12+ | $1.1090 | $13.31 |
| 14+ | $1.0813 | $15.14 |
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| 48+ | $0.6238 | $29.94 |
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