VEFT1-D-SMT CUI | Alldatasheet

Document overview

  • Manufacturer or author: Provided By ALLDATASHEET.COM(FREE DATASHEET DOWNLOAD SITE)
  • PDF pages: 5

Technical content

cui.com date 07/01/2013 page 1 of 5 SERIES: VEFT1-D-SMT │ DESCRIPTION: DC-DC CONVERTER date 07/01/2013 page 1 of 5

FEATURES

  • 1 W isolated output
  • industry standard 12 pin SMT package
  • dual unregulated outputs
  • 3,000 V isolation
  • short circuit protection
  • UL safety approvals (some models)
  • wide temperature (-40~85°C)
  • efficiency up to 80% RoHS MODEL input voltage output voltage output current output power ripple and noise1 efficiency typ (Vdc) range (Vdc) (Vdc) min (mA) max (mA) max (W) max (mVp-p) typ (%) VEFT1-S5-D12-SMT 5 4.5~5.5 ±12 ±5 ±42 1 75 78 VEFT1-S12-D9-SMT 12 10.8~13.2 ±9 ±6 ±56 1 75 76 VEFT1-S12-D12-SMT 12 10.8~13.2 ±12 ±5 ±42 1 75 78 VEFT1-S12-D15-SMT 12 10.8~13.2 ±15 ±4 ±33 1 75 79 VEFT1-S24-D5-SMT 24 21.6~26.4 ±5 ±10 ±100 1 75 79 VEFT1-S24-D9-SMT 24 21.6~26.4 ±9 ±6 ±56 1 75 80 VEFT1-S24-D12-SMT 24 21.6~26.4 ±12 ±5 ±42 1 75 80 VEFT1-S24-D15-SMT 24 21.6~26.4 ±15 ±4 ±33 1 75 80 Notes: 1. ripple and noise are measured at 20 MHz BW PART NUMBER KEY VEFT1 - SXX - DXX -SMT - X Input Voltage Output VoltageBase Number Packaging Style Package Options "blank" = standard TR = Tape & Reel DISCONTINUED For more information, please visit the product page.

cui.com CUI Inc │ SERIES: VEFT1-D-SMT │ DESCRIPTION: DC-DC CONVERTER date 07/01/2013 │ page 2 of 5 INPUT parameter conditions/description min typ max units operating input voltage

5 V model

12 V model

24 V model

4.5 10.8 21.6 5.5 13.2 26.4 Vdc Vdc Vdc OUTPUT parameter conditions/description min typ max units line regulation for Vin change of 1% ±1.2 % load regulation measured from 10% load to full load

9 V model

15 V model

12.8 8.3 6.8 6.3 voltage accuracy see derating curves switching frequency 100% load, 5 and 12 V input 100% load, 24 V input 100 500 kHz kHz temperature coefficient ±0.03 %/°C PROTECTIONS parameter conditions/description min typ max units short circuit protection 1 s SAFETY AND COMPLIANCE parameter conditions/description min typ max units isolation voltage for 1 minute at 1 mA max. 3,000 Vdc isolation resistance at 500 Vdc 1,000 MΩ safety approvals1 UL MTBF 3,500,000 hours RoHS compliant yes Notes: 1. VEF T1-S5-D12 and VEFT1-S12-D9/12/15 only ENVIRONMENTAL parameter conditions/description min typ max units operating temperature -40 85 °C storage temperature -55 125 °C storage humidity non-condensing 95 % temperature rise at full load 15 25 °C reflow soldering see reflow soldering profile 260 °C Temperature (°C) 250 200 150 100 90 Sec. max (>220°C) 220°C Peak Temperature 260°C for 10 Sec. Max Time (Seconds) DISCONTINUED For more information, please visit the product page.

cui.com CUI Inc │ SERIES: VEFT1-D-SMT │ DESCRIPTION: DC-DC CONVERTER date 07/01/2013 │ page 3 of 5 MECHANICAL parameter conditions/description min typ max units case material plastic (UL94-V0) weight 1.71 g 0.25 [0.010] 6.50 [0.256] 15.24[ 0.600] 12.70[ 0.500] 2.54 [0.100] 0.25 [0.010] 1.35 [0.053] 5°max 8.50 [0.335] 1.00 [0.039] 2.54 [0.100] 2.54 [0.100] 2.10 [0.083] 81012 11 5 312 6.25 [0.246] A A 10.10[ 0.398] 81011 5 312 0.60 [0.024] Front View Top View Top View PCB Layout MECHANICAL DRAWING PIN CONNECTIONS PIN FUNCTION

1 GND

units: mm [inches] tolerance: ±0.25 [±0.010] pin section tolerance: ±0.10 mm [±0.004] +10% +5% Output Current (%) Nominal Voltage 50% Output Voltate (%) 10% 100% +2.5% -2.5% -7.5% 100 Ambient Temperature (°C) Load (%) -40- 20 02 04 06 0 85 105 120 DERATING CURVES 1. output power vs. ambient temperature 2. output voltage vs. output current DISCONTINUED For more information, please visit the product page.

CUI Inc │ SERIES: VEFT1-D-SMT │ DESCRIPTION: DC-DC CONVERTER date 07/01/2013 │ page 5 of 5 CUI offers a two (2) year limited warranty. Complete warranty information is listed on our website. CUI reserves the right to make changes to the product at any time without notice. Information provided by CUI is believed to be accurate and reliable. However, no responsibility is assumed by CUI for its use, nor for any infringements of patents or other rights of third parties which may result from its use. CUI products are not authorized or warranted for use as critical components in equipment that requires an extremely high level of reliability. A critical component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. Headquarters 20050 SW 112th Ave. Tualatin, OR 97062 800.275.4899 Fax 503.612.2383 cui.com techsupport@cui.com rev. description date 1.0 initial release 04/09/2009 1.01 new template applied 04/12/2012

1.02 V-Infinity branding removed 09/05/2012

1.03 added TR package option 11/01/2012 1.04 discontinued VEFT1-S5-D5-SMT, VEFT1-S5-D9-SMT, VEFT1-S5-D15- SMT, and VEFT1-S12-D5-SMT models 07/01/2013 The revision history provided is for informational purposes only and is believed to be accurate.

REVISION HISTORY

For more information, please visit the product page.