TNY254GN-TL – Power Integrations TinySwitch Energy-Efficient Offline Flyback Switcher IC

Quick Answer The TNY254GN-TL is a highly integrated offline flyback switcher IC from Power Integrations' TinySwitch family. It combines a 700V power MOSFET with an on-chip controller in a compact SMD-8C package. Capable of delivering up to 5W (230 VAC) / 4W (universal input), it provides excellent efficiency, low no-load consumption, and simple ON/OFF control. It is an ideal low-cost solution for small isolated AC-DC power supplies and chargers.

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

Key Specifications

[Download Official TinySwitch Datasheet PDF]

Why Choose TNY254GN-TL?

• Highly integrated 700V MOSFET and controller
• Simple ON/OFF control with excellent efficiency
• Very low component count and system cost
• Low no-load power consumption
• Built-in auto-restart for short circuit and open loop protection
• Frequency jittering reduces EMI
• Pb-free, RoHS compliant, and halogen-free
• Cost-effective for low-power isolated supplies

Typical Applications

• USB chargers and low-power adapters
• LED drivers and indicator lighting
• Appliance standby and control power
• Industrial control auxiliary supplies
• Smart home and IoT devices
• Battery chargers (low power)
• Consumer electronics power modules
• White goods and metering applications

TNY254GN-TL Alternatives & Cross Reference Popular Alternatives:

• TNY253GN-TL (lower power)
• TNY255GN-TL (higher power)
• TNY274 / TNY284 series (TinySwitch-4 newer generation)
• LinkSwitch series for CV/CC or non-opto solutions

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 TNY254GN-TL mainly used for? A: It is a low-power isolated offline flyback switcher IC for 4-5W AC-DC adapters, chargers, and auxiliary supplies.

Q2: What is the maximum output power? A: Up to 5W at 230 VAC and 4W with universal input.

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

Q4: What package does the TNY254GN-TL use? A: SMD-8C (GN) surface mount package, supplied in Tape & Reel.

Q5: What is the integrated MOSFET voltage rating? A: 700 V.

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, over temperature, and auto-restart for open loop and short circuit.

Q8: Do you have real stock of TNY254GN-TL? A: Yes, we maintain good inventory levels for fast delivery.

Q9: What is the typical switching frequency? A: 44 kHz.

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

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

Q12: How does TNY254GN compare to TNY255GN? A: TNY254GN is rated for lower power (4-5W) while TNY255GN supports up to 10W in the same TinySwitch family.

Related Products

• TNY25xGN TinySwitch Family
• Other TinySwitch Series (TinySwitch-II, TinySwitch-4)
• LinkSwitch and InnoSwitch Families
• Higher/Lower Power Power Integrations Offline Switchers