TNY284DG-TL – Power Integrations TinySwitch-4 Energy-Efficient Offline Flyback Switcher IC

Quick Answer The TNY284DG-TL is a highly integrated offline flyback switcher IC from Power Integrations' TinySwitch-4 family. It combines a 725V power MOSFET with an on-chip controller in a compact SO-8C package. Capable of delivering up to 11W (open frame, 230 VAC) / 8.5W (universal input open frame), it provides excellent efficiency, line-compensated overload power protection, and low no-load consumption. Ideal for low-power isolated AC-DC adapters and chargers.

Current Stock at ICMASS: Strong inventory available for immediate worldwide delivery.

Key Specifications

[Download Official TinySwitch-4 Datasheet PDF]

Why Choose TNY284DG-TL?

• Highly integrated with 725V MOSFET and controller
• Line-compensated overload power protection
• Excellent efficiency and low no-load consumption
• Frequency jitter reduces EMI filtering cost
• Hysteretic thermal shutdown with auto-recovery
• Very few external components required
• Pb-free, RoHS compliant, and halogen-free
• Cost-effective solution for 5-11W isolated power supplies

Typical Applications

• USB chargers and phone adapters
• LED drivers and LED lighting
• Industrial control and auxiliary power
• Smart home and IoT devices
• Appliance standby and control power
• Battery chargers
• Consumer electronics power modules
• White goods and metering applications

TNY284DG-TL Alternatives & Cross Reference Popular Alternatives:

• TNY285DG-TL (higher power)
• TNY283DG-TL (lower power)
• TNY286DG-TL / TNY287DG-TL (higher power)
• LinkSwitch-II or InnoSwitch3 series

Comparison Table:

Purchasing Information at ICMASS

• Stock Status: Strong inventory available
• MOQ: 100 pieces (samples welcome)
• Lead Time: 1-3 days for stock orders
• Shipping: Fast global delivery (DHL, UPS, FedEx)
• Quality Guarantee: 100% genuine Power Integrations components

Get Competitive Quote – Contact us for bulk pricing and technical support.

Frequently Asked Questions (FAQ)

Q1: What is the TNY284DG-TL mainly used for? A: It is an isolated offline flyback switcher IC for 5-11W AC-DC adapters, chargers, and LED drivers.

Q2: What is the maximum output power? A: Up to 11W in open frame at 230 VAC (8.5W universal open frame).

Q3: Does it require an optocoupler? A: Yes, it typically uses optocoupler feedback for isolated regulation.

Q4: What package does the TNY284DG-TL use? A: SO-8C (DG) surface mount package, supplied in Tape & Reel.

Q5: What is the integrated MOSFET voltage rating? A: 725 V for excellent surge margin.

Q6: Is it suitable for universal input? A: Yes, supports 85-265 VAC universal input.

Q7: What protection features does it include? A: Current limiting, open loop, over temperature, over voltage, short circuit with auto-restart.

Q8: Do you have real stock of TNY284DG-TL? A: Yes, we maintain good inventory levels for fast delivery.

Q9: What is the typical no-load power consumption? A: Very low, easily meeting global standby power regulations.

Q10: Can you provide reference designs or layout recommendations? A: Yes, we supply official Power Integrations datasheet, reference design kits, and PI Expert support.

Q11: Do you offer volume pricing? A: Yes. Competitive tiered pricing is available for quantities from 1K to 100K+.

Q12: How does TNY284DG compare to TNY285DG? A: TNY284DG is rated for lower maximum power (11W) compared to TNY285DG (15W) in the same TinySwitch-4 family.

Related Products

• TNY28xDG TinySwitch-4 Family
• Other TinySwitch Series (TinySwitch-5)
• LinkSwitch and InnoSwitch Families
• Higher/Lower Power Power Integrations Offline Switchers