| Category |
Parameter Item |
Sample Unit Specification (UL: E332338) |
Standard Industry Spec Range |
Full Customization Range (OEM/ODM) |
| Basic Specs |
Core Specification |
EI-33 Silicon Steel Core |
EI-28, EI-35, EI-41, EI-48, EI-57 |
EI-20 to EI-105 Cores Available |
| Basic Specs |
Mounting / Terminal Type |
PCB Through-Hole Pin Type |
PCB Mount Pins / Wire Leads / Faston Terminals |
Pin Pitch, Row Spacing, Pin Length & Wire Leads |
| Basic Specs |
Rated Power Output |
~4.5 VA Total |
1.0 VA – 10.0 VA |
1.0 VA – 12.0 VA (Optimized Thermal Design) |
| Electrical Specs |
Primary Input Voltage |
120V AC 60Hz (Pins 2-6) |
110V / 120V / 220V / 230V / 240V AC |
Single/Dual Input: 100V ~ 240V AC 50/60Hz |
| Electrical Specs |
Secondary Output 1 |
11.5V AC @ 0.35A (Pins 7-8) |
Single / Dual / Multi-Channel Outputs |
Single / Multi-Tap Outputs (0.5V ~ 48V) |
| Electrical Specs |
Secondary Output 2 |
9.0V AC @ 0.05A (Pins 11-12) |
Custom Current & Voltage Configurations |
Custom Amperage & Dual Symmetry (e.g. 12V-0-12V) |
| Electrical Specs |
Insulation Class |
Class B (130°C) |
Class A (105°C) / Class B / Class F |
Class A / Class B / Class F / Class H (180°C) |
| Electrical Specs |
Dielectric Strength (Hi-Pot) |
3750V AC, 50/60Hz, 1 min |
1500V AC ~ 4000V AC |
Up to 4000V AC (Primary to Secondary) |
| Electrical Specs |
No-Load Loss & Efficiency |
High Efficiency, Low Loss Design |
Complies with DOE Level VI & ErP Standards |
Ultra-Low Standby Power Customization |
| Structural & Safety |
Bobbin Structure |
Split Bobbin (Dual Section) |
Single Section / Split Bobbin / Potted |
Single/Split Bobbin, Reinforced Insulation, Potted |
| Structural & Safety |
Flammability Rating |
UL 94V-0 Flame Retardant |
UL 94V-0 / UL 94V-1 |
100% UL 94V-0 Eco-Friendly Material |
| Structural & Safety |
Certifications & Compliance |
UL Recognized (File E332338), RoHS |
UL, CE, CQC, CB, PSE, REACH |
Full Support for Client System/Part Certification |
