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reference designUCC28950PW | Demoboard PMP8606

Texas Instruments UCC28950PW | Demoboard PMP8606

300W Full Bridge Phase Shifted (FBPS) DC/DC Power Supply Reference Design

Overview

TopologyFull-Bridge Converter symmetrical isolated
Input voltage400-750 V
Output 124 V / 12 A
IC revisionB

Description

This design is a 100kHz FBPS converter working in voltage mode. It supports 400Vdc..750Vdc input voltage range and provides 24V/12A regulated. TI's UCC28950 part enables high efficiency at high input voltage.

Features

  • Over 92% efficiency at full load.
  • High input voltage
  • 250W phase shifted fullbridge
  • Wide high input voltage range 400Vdc to 750Vdc
  • Provides synchronous rectification w/ efficient voltage doubler

Typical applications

  • X-ray: Medical & Dental

More information

Parts approved by Texas Instruments

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Order Code
Data­sheet
Simu­lation
Downloads
Status
Product series
L(nH)
IRP,40K(A)
ISAT,10%(A)
ISAT,30%(A)
RDC(mΩ)
fres(MHz)
Material
Qty.
LR(nH)
IR(A)
SamplesAvailability & Sample
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744308040
SPECWE-HCM SMT High Current Flat Wire Inductor, 400 nH, 54.3 A

PCN pending

Due to a pending PCN there will be a new datasheet revision issued for this order code soon. Please find the actual as well based on valid PCN date the new revision datasheet below. If you have further questions please get in contact with our sales staff.

Simu­lation
Availability
–
Downloads9 files

Status
ActiveProduction is active. Expected lifetime: >10 years.
iProduction is active. Expected lifetime: >10 years.
Product seriesWE-HCM SMT High Current Flat Wire Inductor
Inductance400 nH
Performance Rated Current54.3 A
Saturation Current @ 10%23.8 A
Saturation Current @ 30%28.3 A
DC Resistance0.37 mΩ
Self Resonant Frequency25 MHz
MaterialMnZn 
Packaging Unit500 
Rated Inductance345 nH
Rated Current25 A
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7443551221
SPECWE-HCI SMT Flat Wire High Current Inductor, 22000 nH, 7.1 A

PCN pending

Due to a pending PCN, a modification of the component will be implemented soon. Please find the PCN below. If you have further questions please get in contact with our sales staff.

Simu­lation
Availability
–
Downloads9 files

Status
ActiveProduction is active. Expected lifetime: >10 years.
iProduction is active. Expected lifetime: >10 years.
Product seriesWE-HCI SMT Flat Wire High Current Inductor
Inductance22000 nH
Performance Rated Current7.1 A
Saturation Current @ 10%3 A
Saturation Current @ 30%6.5 A
DC Resistance24.7 mΩ
Self Resonant Frequency14 MHz
MaterialWE-PERM 
Packaging Unit400 
Rated Inductance16000 nH
–
–Check availability