API 6658, 6658R User Manual

Power Ranges up to 500 Watts
Frequency Range 10 kHz-250 kHz
UL Approved Class 130°C Insulation System
Standardized Components Fast Samples/Delivery
Easy Printed Circuit Board Insertion

Uses "Standard" E cores

UnGapped as well as Gapped Available
Suitable for use in all types of switching power
supply circuits including:

. Flyback
. Forward
. Pushpull
. H

alfbridge

. Fullbridge

Actual Size (6658-XX)

SERIES

6655R-6658R
6655-6658

Switchmode Transformers on Ferrite E Cores

Transformers

270 Quaker Rd., East Aurora NY 14052 • Phone [phone] • Fax [phone] • E-mail: [e-mail] • www.delevan.com

# of AI AI

L W H A B C Pins Ungapped Gapped

6655-XX 0.750 0.868 0.625 0.510 0.150 0.200 8 1450 105
6656-XX 1.030 1.046 0.797 0.660 0.150 0.200 10 2100 152
6657-XX 1.470 1.279 1.000 0.860 0.150 0.200 12 3230 234
6658-XX 1.620 1.359 1.130 0.950 0.200 0.250 12 5400 391

Physical Parameters & Mounting Information

Design Form (General): Photocopy, fill out and fax for fast response

Type

■

Flyback

■

Forward

■

PushPull

■

HalfBridge

■

FullBridge

■

UnGapped

■

Gapped

Size

■

6655

■

6656

■

6657

■

6658

Special Features

■

Kool Mu Core

■

Faraday Shield

Frequency Range _______ to _______ Hz ■Continuous ■Discontinuous

Power _______ Watts (Continuous) Duty Cycle _______

Input Voltage _______ Min. / _______Max. Number of Output Voltages _______

Output 1 Output 2 Output 3 Output 4

Voltage _______ _______ _______ _______

Current _______ _______ _______ _______

Inductance _______ _______ _______ _______

DCR _______ _______ _______ _______

Dielectric Withstand Voltage _______ Operating Temperature _______ @ _______

Construction Specifications (If Applicable):

Winding # 1 2 3 4

Winding Description _______________ _______________ _______________ _______________

Total Turns _______________ _______________ _______________ _______________

Tap Turns _______________ _______________ _______________ _______________

Wire Size _______________ _______________ _______________ _______________

Wire Type _______________ _______________ _______________ _______________

Start Pin _______________ _______________ _______________ _______________

Finish Pin _______________ _______________ _______________ _______________

1/2009

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