Power Integrations TNY278GN-TL
- Part No.:
- TNY278GN-TL
- Manufacturer:
- Power Integrations
- Category:
- AC DC Converters, Offline Switches
- Package:
- 8-SMD (7 Leads), Gull Wing
- Datasheet:
-
TNY278GN-TL.pdf
- Description:
- IC OFFLINE SWITCH FLYBACK 8SMD
- Quantity:
-
Unit Price:$0
Ext Price:$0
- Payment:
-
- Shipping:
-
TNY278GN-TL Information
- Specifications
- Product Details
- Comparison
- Tags
- Product attributes
- Attribute value
- Manufacturer:
- Power Integrations
- Series:
- TinySwitch®-III
- Package/Case:
- 8-SMD (7 Leads), Gull Wing
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Output Isolation:
- Isolated
- Internal Switch(s):
- Yes
- Voltage - Breakdown:
- 700V
- Topology:
- Flyback
- Voltage - Start Up:
- -
- Voltage - Supply (Vcc/Vdd):
- -
- Duty Cycle:
- 65%
- Frequency - Switching:
- 132kHz
- Power (Watts):
- 28 W
- Fault Protection:
- Current Limiting, Open Loop, Over Temperature, Over Voltage, Short Circuit
- Control Features:
- EN
- Operating Temperature:
- -40°C ~ 150°C (TJ)
- Grade:
- -
- Qualification:
- -
- Supplier Device Package:
- SMD-8C
- Mounting Type:
- Surface Mount
- Datasheet:
-
TNY278GN-TL.pdf
TNY278GN-TL – Power Integrations TinySwitch-III Offline Switching Regulator (SMD-8)
Quick Answer The TNY278GN-TL is a high-performance member of the TinySwitch-III family from Power Integrations. It integrates a 700V MOSFET and advanced control circuitry in a compact SMD-8 package, delivering up to 28W output power. It offers excellent efficiency, extremely low no-load consumption, and comprehensive protection, making it ideal for higher-power universal input adapters, chargers, and LED drivers.
Current Stock at ICMASS: Strong inventory ready for immediate worldwide delivery.
Key Specifications
| Parameter | Value | Details |
|---|---|---|
| Manufacturer | Power Integrations | TinySwitch-III Family |
| Part Number | TNY278GN-TL | SMD-8 Package |
| Topology | Flyback | Universal Input |
| Output Power | Up to 28W (open frame) | ~18-22W enclosed |
| Integrated MOSFET | 700V | Built-in |
| Switching Frequency | 132 kHz (with jitter) | Reduced EMI |
| Input Voltage | 85 – 265 VAC | Universal |
| Protection Features | Auto-restart, Short Circuit, Open Loop, Over Temperature, Over Voltage | Comprehensive |
| Operating Temperature | -40°C to +150°C | Junction |
Why Choose TNY278GN-TL?
- High output power capability in a small SMD-8 package
- Excellent efficiency and extremely low no-load power consumption
- Frequency jitter for superior EMI performance
- Simple design with minimal external components
- Robust 700V MOSFET for high reliability
- Cost-effective solution for medium-to-high power applications
Typical Applications
- High-power USB chargers and adapters
- LED lighting drivers (medium to high power)
- AC/DC power adapters
- Industrial control power supplies
- Smart home appliances
- Set-top boxes and networking equipment
- Audio equipment power supplies
- General purpose offline converters
TNY278GN-TL Alternatives & Cross Reference
| Model | Manufacturer | Max Power | Package | Key Advantage | Best For |
|---|---|---|---|---|---|
| TNY278GN-TL | Power Integrations | ~28W | SMD-8 | Best balance & stock | Medium-high power |
| TNY277GN-TL | Power Integrations | ~23W | SMD-8 | Lower power version | Slightly lower power |
| TNY280GN-TL | Power Integrations | ~36W | SMD-8 | Higher power | Higher wattage |
| LNK362DN-TL | Power Integrations | ~20W | DIP-8 | LinkSwitch series | Alternative family |
| LNK625DG-TL | Power Integrations | ~10W | SO-8 | Lower power cost effective | Cost sensitive |
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 via DHL, UPS, FedEx
- Quality Guarantee: 100% genuine Power Integrations components with full traceability
Get Competitive Quote – Contact us today for bulk pricing and technical support.
Frequently Asked Questions (FAQ)
Q1: What is the maximum output power of TNY278GN-TL? A: Up to 28W in open frame designs, typically 18-22W in enclosed adapters.
Q2: What package does TNY278GN-TL use? A: SMD-8 surface mount package.
Q3: Does it support universal input voltage? A: Yes, 85–265 VAC universal input.
Q4: Does it require an optocoupler? A: No, it uses primary-side regulation for simplified design and lower cost.
Q5: Is TNY278GN-TL suitable for LED drivers? A: Yes, widely used in medium to high power LED lighting drivers.
Q6: Is TNY278GN-TL in stock at ICMASS? A: Yes, we maintain strong inventory for fast global shipping.
Q7: What protection features does it include? A: Auto-restart for short circuit, open loop, over-temperature, and over-voltage protection.
Q8: How does it compare to TNY277GN-TL? A: TNY278 offers higher output power capability (28W vs 23W).
Q9: Can it be used in USB chargers? A: Yes, excellent for higher-power USB chargers and adapters.
Q10: Do you offer volume pricing? A: Yes, competitive tiered pricing for quantities from 1K to 100K+.
Q11: What is the integrated MOSFET voltage rating? A: 700V, providing excellent surge margin.
Q12: Can you provide reference design support? A: Yes, we supply official Power Integrations datasheets, reference designs, and technical recommendations.
Related Products
- TNY277GN-TL / TNY280GN-TL
- LNK362DN-TL / LNK304GN-TL
- TNY286DG-TL / TNY287DG-TL
- Other Power Integrations TinySwitch ICs
| Image |
|
|
| Part Number | TNY278GN-TL | TNY278GN : Energy-Efficient Off-Line Switcher |
| Manufacturer | Power Integrations | Power Integrations |
| Series | TinySwitch®-III | TinySwitch®-III |
| Package/Case | 8-SMD (7 Leads), Gull Wing | 8-SMD (7 Leads), Gull Wing |
| Packaging | Tape & Reel (TR) | Tube |
| Product Status | Active | Discontinued at Digi-Key |
| Output Isolation | Isolated | Isolated |
| Internal Switch(s) | Yes | Yes |
| Voltage - Breakdown | 700V | 700V |
| Topology | Flyback | Flyback |
| Voltage - Start Up | - | - |
| Voltage - Supply (Vcc/Vdd) | - | - |
| Duty Cycle | 65% | 65% |
| Frequency - Switching | 132kHz | 132kHz |
| Power (Watts) | 28 W | 28 W |
| Fault Protection | Current Limiting, Open Loop, Over Temperature, Over Voltage, Short Circuit | Current Limiting, Open Loop, Over Temperature, Over Voltage, Short Circuit |
| Control Features | EN | EN |
| Operating Temperature | -40°C ~ 150°C (TJ) | -40°C ~ 150°C (TJ) |
| Grade | - | - |
| Qualification | - | - |
| Supplier Device Package | SMD-8C | SMD-8C |
| Mounting Type | Surface Mount | Surface Mount |
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