Linear Technology DC1929A Demo Manual

Lt3752-1/lt8311 200w active clamp forward converter with input voltage 150v to 400v

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ANALOG DEVICES
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Summary of Contents for Linear Technology DC1929A

  • Page 1 We have 45,000 LP502030-PCM-NTC-LD-A02554 - EEMB - Lithium Battery Rectangular 3.7V 250mAh Rechargeable in stock now. Starting at $0.034. This EEMB part is fully warrantied and traceable. 00000005981LF-000 DC1929A EOS Power ANALOG DEVICES Buy Now Buy Now Looking for a discount?
  • Page 2: Performance Summary

    The integrated housekeeping flyback controller brings great convenience L, LT, LTC, LTM, Linear Technology and the Linear logo are registered trademarks of Linear for both primary and secondary bias circuits. During its Technology Corporation. All other trademarks are the property of their respective owners.
  • Page 3: Quick Start Procedure

    The standby current of the control/bias circuit should be less than 2mA. NOTE. Do not operate DC1929A unless you have the ap- propriate safety precautions in place on your bench to NOTE. By removing R37 and R40, and adjusting R25 to guarantee safety.
  • Page 4 DEMO MANUAL DC1929A Quick start proceDure – – LOAD – POWER SUPPLY – – – Figure 1. Proper Measurement Equipment Setup – Figure 2. Proper Scope Probe Placement for Measuring Output Ripple dc1929afa...
  • Page 5 DEMO MANUAL DC1929A Quick start proceDure 96.00 94.00 92.00 90.00 88.00 86.00 84.00 = 150V = 250V 82.00 = 400V 80.00 10.0 12.0 14.0 16.0 18.0 LOAD CURRENT (A) Figure 3. Typical Efficiency Curve, (300LFM, T = 25°C) 50mV/DIV Figure 4. Output Ripple at 250V at 16.7A...
  • Page 6 DEMO MANUAL DC1929A Quick start proceDure 50V/DIV DRAIN 200V/DIV 20V/DIV Figure 5. Short-Circuit at Output at V = 400V dc1929afa...
  • Page 7: Parts List

    DEMO MANUAL DC1929A parts List ITEM REFERENCE PART DESCRIPTION MANUFACTURER/PART NUMBER Required Circuit Components CIN1-CIN9 CAP., X7T, 0.22µF, 630V, 10% 1812 TDK, C4532X7T2J224K CO1, CO2, CO3, CO4 CAP., X7R, 33µF, 16V, 20%, 1812 TDK, C4532X7R1C336M CSYS1 CAP., ALUM, 1000µF, 16V, SEPF SERIES PANASONIC, 16SEPF1000M CAP., CER, 2200pF, 500VAC, 20% RADIAL...
  • Page 8: Part Description

    DEMO MANUAL DC1929A parts List ITEM REFERENCE PART DESCRIPTION MANUFACTURER/PART NUMBER RES., CHIP., 3.3, 1/10W,1%, 0603 VISHAY, CRCW06033R30FKEA R7, R14 RES., CHIP., 374k, 1/4W, 1%, 1206 VISHAY, CRCW1206374KFKEA RES., CHIP., 402, 1/4W, 1%, 1210 VISHAY, CRCW1210402RFKEA R9, R17 RES., CHIP., 499k, 1/4W, 1%, 1206 VISHAY, CRCW1206499KFKEA RES., CHIP., 232, 1/10W,1%, 0603...
  • Page 9 DEMO MANUAL DC1929A parts List ITEM REFERENCE PART DESCRIPTION MANUFACTURER/PART NUMBER Additional Demo Board Circuit Components CO5, CO6 (OPT) CAP., X7R, 1812 C2 (OPT) CAP., 1210 C3 (OPT) CAP., 1206 C15, C34-C36 (OPT) CAP., 0603 D6 (OPT) Diode, SOD-523 D8, D9 (OPT)
  • Page 10: Schematic Diagram

    Information furnished by Linear Technology Corporation is believed to be accurate and reliable. However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa- tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.
  • Page 11 Linear Technology Corporation (LTC) provides the enclosed product(s) under the following AS IS conditions: This demonstration board (DEMO BOARD) kit being sold or provided by Linear Technology is intended for use for ENGINEERING DEVELOPMENT OR EVALUATION PURPOSES ONLY and is not provided by LTC for commercial use. As such, the DEMO BOARD herein may not be complete in terms of required design-, marketing-, and/or manufacturing-related protective considerations, including but not limited to product safety measures typically found in finished commercial goods.

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