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UPC494G
Switching Controller, Current/voltage-mode, 0.25A, 300kHz Switching Freq-Max, BIPolar, PDSO16, 0.375 INCH, PLASTIC, SOP-16
UPC494G
Switching Controller, Current/voltage-mode, 0.25A, 300kHz Switching Freq-Max, BIPolar, PDSO16, 0.375 INCH, PLASTIC, SOP-16
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We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.
Shipping & Payment
Shipping & Payment
About Shipping
We generally ship orders within a few business days through reliable shipping carriers such as FedEx, SF, UPS, or DHL. We also have support for other shipping methods. If you would like to inquire about specific shipping details or costs, please don't hesitate to reach out to us.
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Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
Confirm the return or exchange with our staff.
Maintain the goods in their original condition as received.
Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]
About packaging
Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.
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UPC494G DataSheet
Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Details
The µPC494 is an inverter control unit which provides all the control circuitry for PWM type switching regulators. Included in this device is the voltage reference, dual error amplifiers, oscillator, pulse width modulator, pulse steering flip flop, dual alternating output switches and dead-time control.FEATURES • Complete PWM power control circuit. • Adjustable dead-time (0 to 100%). • No double pulsing of same output during load transient condition. • Dual error amplifiers have wide common mode input voltage capability (−0.3 V to VCC−2 V). • Circuit architecture provides easy synchronization. • Uncommitted outputs for 250-mA sink or source. • With miss-operation prevention circuit for low level supply voltage. • Full pin-compatible TL494C.
Key Features
- Complete PWM power control circuit.
- Adjustable dead-time (0 to 100%).
- No double pulsing of same output during load transient condition.
- Dual error amplifiers have wide common mode input voltage capability (−0.3 V to VCC−2 V).
- Circuit architecture provides easy synchronization.
- Uncommitted outputs for 250-mA sink or source.
- With miss-operation prevention circuit for low level supply voltage.
- Full pin-compatible TL494C.
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Part Life Cycle Code | Obsolete | Part Package Code | SOIC |
| Pin Count ! | 16 | Reach Compliance Code | |
| ECCN Code | EAR99 | HTS Code ! | 8542.39.00.01 |
| Analog IC - Other Type | SWITCHING CONTROLLER | Control Mode | CURRENT/VOLTAGE-MODE |
| Control Technique | PULSE WIDTH MODULATION | Input Voltage-Max | 40 V |
| Input Voltage-Min | 7 V | Input Voltage-Nom | 15 V |
| JESD-30 Code | R-PDSO-G16 | JESD-609 Code | e6 |
| Length | 10 mm | Number of Functions | 1 |
| Number of Terminals | 16 | Operating Temperature-Max | 85 °C |
| Operating Temperature-Min | -20 °C | Output Current-Max | 0.25 A |
| Package Body Material | PLASTIC/EPOXY | Package Code | SOP |
| Package Shape | RECTANGULAR | Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 | Qualification Status ! | Not Qualified |
| Seated Height-Max | 2.77 mm | Surface Mount ! | YES |
| Switcher Configuration | PUSH-PULL | Switching Frequency-Max | 300 kHz |
| Technology | BIPOLAR | Temperature Grade ! | OTHER |
| Terminal Finish | TIN BISMUTH | Terminal Form ! | GULL WING |
| Terminal Pitch ! | 1.27 mm | Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 10 | Width | 7.2 mm |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
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