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POT33 High Frequency Offline Transformer | Isolated SMPS Transformer for AC-DC Power Supply & Industrial Applications

Characteristics:

POT structure ferrite core with good anti-interference performance
Extended secondary output for sufficient safety distance
Excellent primary-secondary coupling design, low leakage inductance
Low-power design with lower peak current
Low noise, stable voltage output and chip protection voltage function

Options:

POT structure ferrite core (anti-interference), extended secondary output (safety distance)
Low leakage inductance (excellent coupling), low-power design with lower
peak current
Low noise, stable voltage output & chip protection voltage
Suitable for precision mechanical systems requiring stable power supply

Common Applications:

Power supply for printers (powers control , drive, interface parts and transmission mechanisms)
Scenarios demanding high stability, voltage accuracy and low peak voltage/current
Electronic equipment with precision mechanical components requiring anti-interference power supply

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POT33 Offline Standard Transformers

Product Description

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Core Advantages

1. POT33 Core Structure with Excellent EMI Shielding
The enclosed POT33 ferrite core design provides superior magnetic shielding, effectively reducing electromagnetic interference and improving EMC performance.

2. Optimized for Offline Power Supply Applications
Designed specifically for offline SMPS systems, ensuring stable voltage conversion and reliable operation under wide input conditions.

3. Reinforced Insulation & High Safety Compliance
Incorporates multi-layer insulation design with sufficient safety distance, ensuring high dielectric strength and compliance with international safety standards.

4. Low Noise Operation
Advanced structural design minimizes audible noise, especially in standby or light-load conditions, improving end-product quality.

Typical Applications

1. Switching Power Supplies (SMPS)
Widely used in offline AC-DC converters for consumer electronics and industrial equipment.

2. Communication Equipment & Networking Devices
Suitable for telecom systems, routers, and data communication devices requiring stable isolated power.

3. Industrial Control Systems
Provides reliable auxiliary power for PLCs, control boards, and automation systems.

4. LED Drivers & Lighting Power Supplies
Ideal for compact LED driver circuits with high efficiency and low noise requirements.

5. Smart Home & Consumer Electronics
Used in appliances, smart devices, and embedded power modules.

6. Power Modules & Embedded Systems
Suitable for compact power modules integrated into PCB systems.

7. Instrumentation & Measurement Equipment
Provides stable and isolated power for precision electronic systems.

Physical Propertie

Voltage&Current Load
Output	Vout
Type(V)	24
Min Load(A)	3
Max Load(A)	4

Operation Temp Range
The maximun temperature rise: 65

Frequency: 65KHz

Input Voltage Range(AC)
Min	85V 50/60Hz
Max	275V 50/60Hz

Technical Specifications

屏幕截图 2025-10-23 140602

Customization & Procurement

Main Category	Subcategory	Details
MOQ	Prototyping & Small-batch	10 piece minimum order
	Sample Service	Free proofing & custom service, 5 free samples (shipping at buyer’s cost)
	Bulk Order	5,000 pieces and above with bulk pricing
Lead Time	All Standard Components	Shipped within 5–7 working days
	Custom Inductance / Pin Design (Sample)	Sample order confirmed within 5–7 working days
	Custom Inductance / Pin Design (Mass Order)	Shipped within 15–30 working days
Payment Terms	Main Payment Term	T/T in advance, L/C at sight
	Procurement Standard	Complies with global enterprise procurement standard for passive components
	Quality Deposit	No quality security deposit required
	Accepted Terms	FOB Shanghai / Nanjing / Hong Kong, T/T Advance
Quality Assurance	Manufacturing Defects	Free replacement for issues caused by manufacturing defects
Quality Assurance	Inspection Report	Batch inspection reports available as certification upon customer request
Packaging Specifications	Updated Packaging (2026)	Blister tray packaging; Sealed Tape & Reel for SMD products
Packaging Specifications	Optional Packaging	Vacuum sealed packaging for customers with strict moisture-proof requirements