Power Integrations LYTSwitch-0 | Power Integrations
LYTSwitch-0 series from Power Integrations
Power Integrations LYTSwitch-0 Series Overview
Single-stage non-isolated LED driver IC for low-cost bulb and tube applications.
The LYTSwitch-0 from Power Integrations is a Single-stage non-isolated LED driver IC for low-cost bulb and tube applications. This series includes 8 variants, each tailored for specific application requirements while sharing a common architecture and design ecosystem.
Designed for offline power conversion, the LYTSwitch-0 integrates key power components to minimize external component count, reduce board space, and simplify the design process. these devices help engineers meet increasingly stringent energy-efficiency standards while reducing time to market.
Octatronics stocks LYTSwitch-0 variants in multiple package options. Request a quote for volume pricing, check real-time availability, or contact our engineering team for application support and alternative part recommendations.
Key Features
- Highest IntegrationPrimary, secondary, and feedback circuits integrated on a single IC, reducing external component count by up to 50%.
- Up to 12W Output PowerSupports output power up to Up to 12W with excellent load and line regulation.
- Comprehensive Protection SuiteIntegrated over-voltage, over-current, over-temperature, and short-circuit protection eliminates external protection circuitry.
- Ultra-Low No-Load PowerAdvanced burst-mode operation achieves <30mW no-load power consumption, meeting the strictest standby regulations.
- Simplified Design ProcessReference designs, PI Expert design software, and application notes accelerate time-to-production.
Target Applications
- LED bulbs
- LED tubes
- Retrofit lamps
- Basic LED fixtures
Compare LYTSwitch-0 Variants
Side-by-side comparison of 8 product variants from Power Integrations
| Parameter | LYT0006P | LYT0006D | LYT0005P | LYT0005D | LYT0004P | LYT0004D | LYT0002P | LYT0002D |
|---|---|---|---|---|---|---|---|---|
| Package / Case | DIP-8B | SO-8C | DIP-8B | SO-8C | DIP-8B | SO-8C | DIP-8B | SO-8C |
| Frequency | 66kHz | 66kHz | - | 66kHz | 66kHz | 66kHz | 66kHz | 66kHz |
| Max Supply Voltage | 308VAC | 308VAC | - | 308VAC | 308VAC | 308VAC | 308VAC | 308VAC |
| Min Supply Voltage | 85VAC | 85VAC | - | 85VAC | 85VAC | 85VAC | 85VAC | 85VAC |
| Max Operating Temp | 150 °C | 150 °C | 150 °C | 150 °C | 150 °C | 150 °C | 150 °C | 150 °C |
| Min Operating Temp | -40 °C | -40 °C | -40 °C | -40 °C | -40 °C | -40 °C | -40 °C | -40 °C |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | - | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Breakdown Voltage | 700 V | 700 V | 700 V | 700 V | 700 V | 700 V | 700 V | 700 V |
| Control Features | Frequency Jittering, Auto-Restart/Latching Fault Response, On/Off Control | Frequency Jittering, Auto-Restart/Latching Fault Response, On/Off Control | Frequency Jittering, Auto-Restart/Latching Fault Response, On/Off Control | Frequency Jittering, Auto-Restart/Latching Fault Response, On/Off Control | Frequency Jittering, Auto-Restart/Latching Fault Response, On/Off Control | Frequency Jittering, Auto-Restart/Latching Fault Response, On/Off Control | Frequency Jittering, Auto-Restart/Latching Fault Response, On/Off Control | Frequency Jittering, Auto-Restart/Latching Fault Response, On/Off Control |
| Current Output Channel | 401mA | 401mA | - | 275mA | 225mA | 225mA | 146mA | 146mA |
| Current Output Max Ccm 230v | 280 mA | 220 mA | 170 mA | 140 mA | 139 mA | 110 mA | 80 mA | 65 mA |
| Current Output Max Ccm Univ | 280 mA | 140 mA | 170 mA | 90 mA | 139 mA | 70 mA | 80 mA | 40 mA |
| Current Output Max Mdcm 230v | 200 mA | 165 mA | 120 mA | 100 mA | 98 mA | 85 mA | 63 mA | 45 mA |
| Current Output Max Mdcm Univ | 200 mA | 100 mA | 120 mA | 60 mA | 98 mA | 50 mA | 63 mA | 30 mA |
| Internal Switch | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Internal Switch S | Yes | Yes | - | Yes | Yes | Yes | Yes | Yes |
| Lifecycle Status | Active | Obsolete | - | Obsolete | Active | Obsolete | Active | Obsolete |
| Max Input Voltage | 308 V | 308 V | 308 V | 308 V | 308 V | 308 V | 308 V | 308 V |
| Min Input Voltage | 85 V | 85 V | 85 V | 85 V | 85 V | 85 V | 85 V | 85 V |
| Number of Outputs | 1 | 1 | - | 1 | 1 | 1 | 1 | 1 |
| Output Profile | CC | CC | CC | CC | CC | CC | CC | CC |
| Over Temperature Response | Hysteretic | Hysteretic | Hysteretic | Hysteretic | Hysteretic | Hysteretic | Hysteretic | Hysteretic |
| Package | DIP-8B | SO-8C | DIP-8B | SO-8C | DIP-8B | SO-8C | DIP-8B | SO-8C |
| Power Factor | Low | High | Low | High | Low | High | Low | High |
| Product Family | LYTSwitch-0 | LYTSwitch-0 | LYTSwitch-0 | LYTSwitch-0 | LYTSwitch-0 | LYTSwitch-0 | LYTSwitch-0 | LYTSwitch-0 |
| Product Type | IC | IC | IC | IC | IC | IC | IC | IC |
| Protection Features | Overtemperature, Output Short Circuit, Output Open Loop, Output Overload | Overtemperature, Output Short Circuit, Output Open Loop, Output Overload | Overtemperature, Output Short Circuit, Output Open Loop, Output Overload | Overtemperature, Output Short Circuit, Output Open Loop, Output Overload | Overtemperature, Output Short Circuit, Output Open Loop, Output Overload | Overtemperature, Output Short Circuit, Output Open Loop, Output Overload | Overtemperature, Output Short Circuit, Output Open Loop, Output Overload | Overtemperature, Output Short Circuit, Output Open Loop, Output Overload |
| Secondary Response | Auto-restart | Auto-restart | Auto-restart | Auto-restart | Auto-restart | Auto-restart | Auto-restart | Auto-restart |
| Series | - | - | LYTSwitch-0 | LYTSwitch™-0 | LYTSwitch-0 | LYTSwitch™-0 | LYTSwitch-0 | LYTSwitch™-0 |
| Supplier Device Package | 8-PDIP-B | SO-8C | - | SO-8C | 8-PDIP-B | SO-8C | 8-PDIP-B | SO-8C |
| Topology | Buck-Boost, Boost PFC | Buck-Boost, Boost PFC | Buck-Boost, Boost PFC | Buck-Boost, Boost PFC | Buck-Boost, Boost PFC | Buck-Boost, Boost PFC | Buck-Boost, Boost PFC | Buck-Boost, Boost PFC |
| Type | AC DC Offline Switcher | AC DC Offline Switcher | - | AC DC Offline Switcher | AC DC Offline Switcher | AC DC Offline Switcher | AC DC Offline Switcher | AC DC Offline Switcher |
| Request Quote | Request Quote | Request Quote | Request Quote | Request Quote | Request Quote | Request Quote | Request Quote |
Selection Guide
Package
DIP-8B→LYT0006PLYT0005PLYT0004PLYT0002P
SO-8C→LYT0006DLYT0005DLYT0004DLYT0002D
LYTSwitch-0 Series Applications
⚡
Energy & PowerPower conversion and protection components for solar, storage, charging, and industrial power.
⚡
EV & PowertrainTraction inverter, OBC, and high-voltage conversion devices.
⚡
Solar InvertersHigh-efficiency power conversion devices for photovoltaic inverters.
🚗
Automotive Power ManagementModule power and load-control devices.
Technical Specifications
Compare key LYTSwitch-0 specifications across available variants. All parameters are typical values at 25 degC unless otherwise noted.
Power Specifications
Output Power
Up to 12W
Input Voltage Range
85–265 VAC (universal input)
Peak Efficiency
>90%
No-Load Power
<30 mW
Safety & Compliance
Safety Certifications
UL, IEC 62368-1
EMI Standard
EN 55032 Class B
Energy Star
CoC Tier 2 / DoE Level VI compliant
Frequently Asked Questions
Common technical questions about the LYTSwitch-0 series.
The LYTSwitch-0 is a Power Integrations Single-stage non-isolated LED driver IC for low-cost bulb and tube applications. The series includes 8 variants optimized for different application requirements.
The LYTSwitch-0 series currently includes 8 variants. Each variant may differ in package type, operating specifications, and feature set. Browse the product table above to compare available options.
The LYTSwitch-0 series is used in LED bulbs, LED tubes, Retrofit lamps, and Basic LED fixtures. Contact our applications team for design-in support and recommendation.
Octatronics is an authorized distributor of Power Integrations products including the LYTSwitch-0 series. We provide competitive pricing, fast delivery, and full traceability for all components. Request a quote or contact us for availability and lead times.
Yes, Octatronics supports both prototype and production quantities for the LYTSwitch-0 series. Small-quantity orders are available for design evaluation, with volume pricing for production runs. Contact our sales team for custom pricing.