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reference designBT2747 | Demoboard BTDB581A

Backward BT2747 | Demoboard BTDB581A

BT2747 Step-Up Switching Regulator

Overview

TopologyBoost Converter
Input voltage4-48 V
Output 160 V
IC revision00

Features

  • 4V to 55V input voltage range
  • Built-in 2A 70V power switch
  • 238kHz switching frequency (optional 140kHz)
  • No third winding, optocoupler
  • Static working current 5mA
  • Sleep current 20μA
  • Built-in function selection mode
  • Synchronizable frequency range 300kHz-600kHz
  • 2 external resistors set VOUT
  • Primary voltage sampling setting VOUT
  • Package form: esop-8L

Typical applications

  • Isolated power supplies and boost power supplies for industrial, medical, and automation applications

More information

Parts approved by Backward

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Order Code
Data­sheet
Simu­lation
Downloads
Status
Product series
L(µH)
ISAT,10%(A)
ISAT,30%(A)
IR,40K(A)
IRP,40K(A)
RDC max.(mΩ)
fres(MHz)
Size
Version
SamplesAvailability & Sample
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7447709101
SPECWE-PD SMT Power Inductor, 100 µH, 3.1 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
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Downloads9 files

Status
ActiveProduction is active. Expected lifetime: >10 years.
iProduction is active. Expected lifetime: >10 years.
Product seriesWE-PD SMT Power Inductor
Inductance100 µH
Saturation Current @ 10%3.1 A
Saturation Current @ 30%3.8 A
Rated Current2.5 A
Performance Rated Current3.2 A
DC Resistance110 mΩ
Self Resonant Frequency4.3 MHz
Size1210 
VersionStandard 
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