DA100 Series www.murata-ps.com Transformers for Digital Audio Data Transmission SELECTION GUIDE Max. Isolation Primary Leakage (Flash tested Inductance Inductance Order Code for 1 second) (100kHz, 10mV) mH μH Vμs dB dB Vrms DA101C 1:1 1.00 - 2.06 0.26 15 46.80 52.10 FEATURES DA102C 1:1 2.00 - 3.90 0.39 20 40.40 49.70 2000 n RoHS compliant DA103C 1:1 4.00 - 7.75 0.91 28 36.30 46.40 n Compatible with leading chip sets n 2kVrms isolation ORDER CODE DETAILS n Industry-standard pinout Order Code Package Type Packaging Type Quantity n Surface mount option DAXXXC 6 Pin DIL Tube 50 n UL 94 V-0 package materials DAXXXMC 6 Pin SM Tube 50 n Low profile n Suitable for both 75 & 110Ω circuits DAXXXMC-R 6 Pin SM Tape & Reel 500 n Toroidal construction ABSOLUTE MAXIMUM RATINGS n Compliant with AES/EBU standards n Fully encapsulated Operating free air temperature range 0°C to 70°C Storage temperature range –40°C to 125°C DESCRIPTION The Digital Audio Range of transformers is All specifications typical at T =25°C A designed to improve the balance of transmitter TECHNICAL NOTES and receiver circuitry in hi-fi equipment, ISOLATION VOLTAGE REPEATED HIGH-VOLTAGE ISOLATION TESTING video games and other applications requiring ‘Hi Pot Test’, ‘Flash Tested’, ‘Withstand Voltage’, ‘Proof Volt- It is well known that repeated high-voltage isolation high-performance digital audio transmission. age’, ‘Dielectric Withstand Voltage’ & ‘Isolation Test Voltage’ testing of a barrier component can actually degrade Compliant with AES/EBU recommendations for the are all terms that relate to the same thing, a test voltage, isolation capability, to a lesser or greater degree digital audio interface, offering optimised shunt applied for a specified time, across a component designed depending on materials, construction and environ- capacitance between primary and secondary to provide electrical isolation, to verify the integrity of that ment. This series has toroidal isolation transformers, windings. Capable of operating over the audio isolation. with no additional insulation between primary and data rate frequency range, providing isolation from secondary windings of enameled wire. While parts All products in this series are 100% production tested at 50-60Hz noise. can be expected to withstand several times the their stated isolation voltage. stated test voltage, the isolation capability does de- A question commonly asked is, “What is the continuous pend on the wire insulation. Any material, including voltage that can be applied across the part in normal opera- Surface-mount parts this enamel (typically polyurethane) is susceptible tion?” to eventual chemical degradation when subject to The surface-mount (M suffix) products are not For a part holding no specific agency approvals both input very high applied voltages thus implying that the recommended for new designs. For existing designs, and output should normally be maintained within SELV limits number of tests should be strictly limited. We there- however, Murata Power Solutions will continue to i.e. less than 42.4V peak, or 60VDC. The isolation test volt- fore strongly advise against repeated high voltage manufacture and fully support these parts. age represents a measure of immunity to transient voltages isolation testing, but if it is absolutely required, that and the part should never be used as an element of a safety For recommended alternatives please refer to the the voltage be reduced by 20% from specified test isolation system. The part could be expected to function cor- voltage. DA100J Series datasheet. rectly with several hundred volts offset applied continuously This consideration equally applies to agency recog- across the isolation barrier; but then the circuitry on both nized parts rated for better than functional isolation sides of the barrier must be regarded as operating at an where the wire enamel insulation is always supple- unsafe voltage and further isolation/insulation systems must mented by a further insulation system of physical form a barrier between these circuits and any user-acces- spacing or barriers. sible circuitry according to safety standard requirements. For full details go to For full details go to www.cd4power.com/rohs www.murata-ps.com/rohs www.murata-ps.com/support KMP_DA100C_C08 Page 1 of 3 Turns Ratio Min. Volt-time Product, Et Min. Return Loss (100kHz-3MHz) Typ. Common Mode Rejection (100kHz, 110Ω) DA100 Series Transformers for Digital Audio Data Transmission PACKAGE SPECIFICATIONS MECHANICAL DIMENSIONS 6 Pin DIL 6 Pin SM 0.50 (12.70) 0.375 0.375 (9.52) Max. Top View Top View (9.52) Max. 1 6 1 6 0.354 0.354 1 1 2 1 1 5 (9.0) Max. (9.0) Max. DA101C DA103MC 3 4 3 4 XYYWW XYYWW 0.25 0.25 (6.35) (6.35) 0.135±0.02 0.012 (0.30) 0.04 0.025 (0.63) (3.44±0.50) 0.008 (0.20) (0.90) 0.021 (0.53) 0.10 0.012 (0.30) 0.025 (0.63) (2.54) 0.008 (0.20) 0.021 (0.53) 0.20 0.40 Unless otherwise stated all dimensions in inches (mm) ±0.01 (0.25). (5.08) (10.16) All pins on a 0.1 (2.54) pitch and within ±0.01 (0.25) of true position. Package Weight 0.93g Typ. RECOMMENDED FOOTPRINT DETAILS 6 Pin DIL 6 Pin SM 0.10 (2.54) 0.10 (2.54) 0.06 (1.60) 0.06 (1.60) 0.10 (2.54) 0.10 (2.54) 0.10 (2.54) 0.10 (2.54) +0.006 (0.15)+0.006 (0.15) Ø0.05 (1.20) Ø0.05 (1.20) -0.000 (0.00)-0.000 (0.00) 0.04 0.04 (1.00) (1.00) 0.45 0.45 (11.50) (11.50) Unless otherwise stated all dimensions in inches (mm) ±0.01 (0.25). All pins on a 0.1 (2.54) pitch and within ±0.01 (0.25) of true position. 1 TUBE OUTLINE DIMENSIONS SOLDERING INFORMATION 0.43 Pin finish Matte tin (10.95) Peak wave solder temperature 300˚C for 10 seconds Unless otherwise stated all 2 0.16 (4.00) dimensions in inches (mm) Peak reflow temperature 220˚C ±0.01 (0.25). 1 For further information, please visit www.murata-ps.com/rohs 0.023±0.005 0.51 Tube length: 18.3±0.08 2 For high temperature reflow parts see DA100J series datasheet. (0.60±0.15) (12.95) (465±2). Tube material: Antistatic coated 0.22 (5.50) clear pvc. 0.15 (3.80) 0.62 (15.70) www.murata-ps.com/support KMP_DA100C_C08 Page 2 of 3 DA10XXC XYYWW DA100 Series Transformers for Digital Audio Data Transmission TAPE & REEL SPECIFICATIONS REEL OUTLINE DIMENSIONS * 2.36 (60) Min. Ø15.039 (382) Max. 0.94-1.08 (23.9-27.4) 0.53 (13.50) Ø 0.50 (12.80) Leader section 15.7 (400) Min. 3.9 (100) Min. 0.059 (1.50) Min. 1.20  (30.4) Max. Goods enclosure section  0.96 (24.4) 1.04 (26.4) Trailer section 6.3 (160) Min. Unless otherwise stated all dimensions in inches (mm) ±0.01(0.25). Ø0.80 (20.20) Min. * Includes flange distortion at outer edge.  Measured at hub. TAPE OUTLINE DIMENSIONS +0.004 +0.10 0.069 (1.75) 0.157 (4.00) 0.079 (2.00) 0.059 (1.50 ) -0.000 -0.00 Cover tape 0.369 (9.37) 0.472 (12.00) 0.024 (0.60) Max. 0.283 (7.20) Direction of unreeling Unless otherwise stated all dimensions in inches (mm) ±0.01(0.25). Murata Power Solutions, Inc. Murata Power Solutions, Inc. makes no representation that the use of its products in the circuits described herein, or the use of other 11 Cabot Boulevard, Mansfield, MA 02048-1151 U.S.A. technical information contained herein, will not infringe upon existing or future patent rights. The descriptions contained herein do not imply the granting of licenses to make, use, or sell equipment constructed in accordance therewith. Specifications are subject to change without ISO 9001 and 14001 REGISTERED notice. © 2017 Murata Power Solutions, Inc. www.murata-ps.com/support KMP_DA100C_C08 Page 3 of 3 0.945 (24.00 ) 0.453 (11.50) +0.012 -0.004 +0.30 -0.10