Specifications
Model Number :
EI33
Supply Ability :
6000 pcs per day
Input Voltage :
110V / 220V
MOQ :
10
Core Material :
Ferrite
Inductance :
10mH
Output Voltage :
12V / 24V
Dimensions :
20mm x 15mm x 10mm
Power Rating :
5VA
Price :
3.98
Insulation Class :
Class B
Regulation :
5%
Place of Origin :
DongWan
Packaging Details :
Small transformers: blister tray packaging + export cartons; Large transformers packed on wooden pallets. Custom packaging available upon request
Number Of Pins :
8
Mounting Type :
PCB Mount
Dielectric Strength :
1500V AC
Certification :
U/L cUL CE ISO9001:2015 IATF16949:2016 ROHS CQC
Delivery Time :
15-22 wark days
Weight :
50g
Brand Name :
CHIPSEN
Payment Terms :
T/T
Frequency Range :
50Hz - 500Hz
Operating Temperature :
-40°C to 85°C
Description
CHIPSEN Low Frequency PCB Mount Transformer — Product Description

CHIPSEN low frequency PCB mount transformer is a through-hole, board-mounted power transformer designed for stable, low-noise AC power conversion in professional electronic equipment. With UL-recognized safety certification, precision winding and integrated insulated encapsulation, it delivers dependable performance in demanding operating environments.

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
Key Specifications
  • Input: 120V AC, 60Hz
  • Output 1: 11.5V AC / 0.35A
  • Output 2: 9.0V AC / 0.05A
  • Mounting: PCB through-hole pins, suitable for automatic soldering
  • Certification: UL recognized component (E332338)
Key Features
  • UL safety certification with excellent insulation performance — compliant and safe for global markets
  • PCB through-hole pins, suitable for automatic soldering — easy and reliable assembly
  • Precision winding, stable operation and low noise — clean, consistent power output
  • Integrated insulated encapsulation, moisture and dust resistant — long service life in harsh conditions
Applications
  • Industrial Automation
  • Medical Devices
  • Instruments & Measurement
  • Renewable Energy & Smart Grid
  • Commercial HVAC & Building Automation
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Low Noise Low Frequency PCB Mount Transformer For Industrial Automation

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Model Number :
EI33
Supply Ability :
6000 pcs per day
Input Voltage :
110V / 220V
MOQ :
10
Core Material :
Ferrite
Inductance :
10mH
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video
Low Noise Low Frequency PCB Mount Transformer For Industrial Automation
Low Noise Low Frequency PCB Mount Transformer For Industrial Automation
Low Noise Low Frequency PCB Mount Transformer For Industrial Automation
Low Noise Low Frequency PCB Mount Transformer For Industrial Automation

Dongguan Chipsen Electronics Technology Co., Ltd.

Verified Supplier
1 Years
guangdong, dongguan
Since 2007
Business Type :
Manufacturer
Total Annual :
28820000-29820000
Employee Number :
400~450
Certification Level :
Verified Supplier
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