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DRAWING NO. 971650-01 REVISION A SHEET 2 Part Number: Rev: Description: 117669-A 02 65 WATT POWER SUPPLY FUNCTIONAL SPEC
REV 00 01
ECO NO
DESCRIPTION Preliminary Release 5.4: change bw from 30 to 20 MHz, 5.7: change max turnon delay from 1 to 1.5s, 5.11 change OV level of 3.35v output tolerance from 10 to 15%, Item 5.3: add reg. to be measured at end of cable, Item 5.4: change 3.3v ripple to 50mVpp max, Item 7.2: Add color code chart to Table 2, swap 12v and 12v RTN pins
DATE 6/2/97 6/10/97
DFTG
APPVD
02
7/11/97
These drawings and specifications are the property of Bay Networks, and shall not be reproduced, or copied or used as the basis for the manufacture or sale of apparatus without written permission. Part Number: Rev: Description: Printed on: 117669-A 02 65 WATT POWER SUPPLY FUNCTIONAL SPEC 4/22/2005 1:57 PM Date 6/2/97
Originator: Checked: Engineer: File Path:
M BEAVER
The corresponding drawing to this spec can be found in:
DRAWING NO. 971650-01 REVISION A SHEET 3 Part Number: Rev: Description: 117669-A 02 65 WATT POWER SUPPLY FUNCTIONAL SPEC
1.0
1.1
Document Overview
Scope This specification defines a 65 watt, harmonic corrected universal input, switching power supply. The supply provides 3 dc output voltages (3.3, 5, and 12) for a total output power of 65 watts maximum with forced air cooling. The power supply shall be open frame with a mounting bracket. Input and output cables shall be attached to the power supply.
2.0
2.1
Safety and Compliance Requirements
UL1950 The supply must be recognized to UL1950 and so labeled. The recognition shall be without D3 deviations and shall include stalled fan tests. See item 2.2 for cUL option. 2.2 CSA 22.2 No. 950 or cUL The supply must be certified to CSA 22.2 No. 950 and so labeled. cUL certification is preferred. 2.3 EN60950 The supply must be tested to EN60950, Class 1, SELV. The supply shall be designed to meet all EN60950 Nordic Deviations. A CB formatted test report shall be provided to Bay Networks. 2.4 CE Mark The supply must be certified in accordance with European Directive EN55022 for emissions, EN50082-1 for immunity, and EN60950 with all amendments and so labeled. 2.5 AUSTEL AS3260 The supply shall be designed to meet AS3260. 2.6 BABT The power supply shall be manufactured in a BABT certified plant. See 9.1 Certificate of Compliance. 2.7 Conducted EMI When installed in a system, the power supply shall meet the conducted EMI limits specified in FCC Docket No. 20780 Part 15 Subpart J Class A and the limits specified in EN55022, Level A. The power supply shall provide a minimum of 6dB margin. 2.8 Radiated EMI When installed in a system the power supply shall not prevent compliance to the radiated EMI limits specified in FCC Docket No. 20780 Part 15 Subpart J Class A and the limits specified in EN55022, Level A.
2.9
Electromagnetic Compatibility/Input Transients
DRAWING NO. 971650-01 REVISION A SHEET 4 Part Number: Rev: Description: 117669-A 02 65 WATT POWER SUPPLY FUNCTIONAL SPEC
The power supply shall be tested to the below listed standards while in the end-system. The power supply can not cause a loss of data during applicable tests. The power supply vender shall verify passing operation to each of the listed standards to a stand alone power supply. If a specific standard can not be tested, acceptance to bypass a test must be given by Bay Networks. The power supply will be installed in a system which has the CE Mark. IEC1000-3-2 Harmonics IEC1000-3-3 Voltage fluctuations IEC1000-4-2 ESD: IEC1000-4-3 Radiated field: IEC1000-4-4 Transient/burst: IEC1000-4-5 Surge immunity: IEC1000-4-6 Radio frequency IEC1000-4-8 Magnetic frequency IEC1000-4-11 Voltage dips and interruptions Level 3 Level 3 Level 3 Level 3 Level 3 Level 3 Level 3
3.0
3.1 3.2 3.3 3.4 3.5 3.6 3.7
Environmental Requirements
Operating Temperature: Storage Temperature: Operating Relative Humidity: Storage Relative Humidity: Operating Altitude: Storage Altitude: Cooling: 0 to +50 degrees C -40 to +85 degrees C 10 to 90% non-condensing 10 to 95% non-condensing -500 to 10,000 feet above sea level -1000 to 40,000 feet above sea level Cooling shall be provided via 12v DC ball bearing fan mounted internal to the end system.
4.0
4.1
Electrical Input Requirements
Input Voltage Steady state ac voltage rating range shall be 90 to 264 volts rms. Nominal input voltage is 115/230 volts rms. 4.2 Input Frequency Range 47 to 63 Hz, single phase ac. 4.3 Power Factor Correction and Harmonic Content Correction The power supply is to have harmonic correction and comply to IEC1000-3-2. 4.4 Input Current 1.5 amps rms maximum at 90 volts rms under full output load.
DRAWING NO. 971650-01 REVISION A SHEET 5 Part Number: Rev: Description: 4.5 117669-A 02 65 WATT POWER SUPPLY FUNCTIONAL SPEC
Inrush Current 40 amps peak maximum at cold start for a 1/2 cycle at any rated input voltage decaying to the nominal value within 100 milliseconds. No damage shall occur to the supply from repeated on/off/on cycles under hot or cold conditions.
4.6
Leakage Current 1.5 mA maximum for any input voltage.
4.7
Input Fusing The input line shall be protected by a fuse mounted internal to the power supply.
4.8
Efficiency 68% minimum at any input line and full rated output power.
5.0
5.1
Electrical Output Requirements
Output Voltage and Current Table 1 Output Nominal Output Voltage Set Point 5.10 volts 3.35 volts 12.0 volts Total Error Band +/- 4% +/- 4% +/- 5% Load Current
1 2 3 5.3 Total Error Band
4 to 9 amps 1 to 4 amps 0.1 to 0.5 amp
The total error band is the maximum total variation from the nominal output voltage set points for all effects including set point tolerance, minimum to maximum input voltage variations, minimum to maximum load variations, operating ambient temperature variations and drift. Outputs to be measured at the output connector. 5.4 Ripple and Noise 50mV peak to peak maximum for outputs 1 and 2, 120mV peak to peak for output3, for a 20 MHz bandwidth over all operating conditions when measured directly at the output connector of the supply. The use of a 0.1 uF ceramic capacitor and a 10 uF tantalum capacitor may be connected across the output being measured. 5.5 Line Transient Deviation and Response The maximum transient amplitude on all outputs shall be less than 1% of the nominal output voltage following an input line step of +/- 15%.
5.6
Load Transient Deviation and Response
DRAWING NO. 971650-01 REVISION A SHEET 6 Part Number: Rev: Description: 117669-A 02 65 WATT POWER SUPPLY FUNCTIONAL SPEC
The maximum transient amplitude on any output shall be less than 5% of the nominal output voltage set point following a load change of 25% with a slew rate of 1 amperes per microsecond. A load step of 25% on one output shall have a cross regulation effect of less than 2% on any other output. Stability must be met with load capacitance variation from 0uF to 20,000uF on outputs 1 and 2, and 0uF to 10,000uF on output 3. 5.7 Delayed Turn-On, Turn-On Time, and Rise Time All outputs shall be within their error band within 1.5 seconds after application of input voltage under all operating conditions. The output rise times (5% to 90%) shall be less than 100 msec under all operating conditions. The output rise shall be monotonic. Output 1 shall be sequenced first and output 2 shall ramp with output 1. The difference between the 3.3v and 5v outputs during ramp up or ramp down shall be less than 3.0 volts. 5.8 Over/Undershoot There shall be no overshoot or undershoot outside the error band during turn-on or turn-off. 5.9 No Load Operation Under no load conditions the power supply shall not be harmed. 5.10 Overcurrent The supply shall be internally protected against output overload or short circuit by internal protection. The output should automatically recover and return to specification when the overload is removed. No damage shall result to the supply as the result of either short term or long term short circuits of any output to its return. 5.11 Overvoltage (OV) Outputs 1 and 2 shall be overvoltage protected. Output 1 level shall be preset at 125% +/-10% and output 2 level shall be preset at 125% +/-15% of the nominal set point voltage. The protection is to be by disabling the switching logic (placing a short on an output is not allowed). The reset shall be by cycling the input power. 5.12 Hold-Up Time Each output shall remain within its error band for a minimum of 16 milliseconds from a complete line loss, occurring at any point in the line cycle, with nominal input line voltage and the maximum output loads and a minimum of 10 milliseconds under the same conditions as above except 100 Vac line voltage. 5.13 Secondary Power Returns All secondary power returns shall be capacitivly coupled to chassis ground. Outputs 1 and 2 returns shall be common but isolated from the 12v return. All primary components (Y caps, etc.) that terminate to earth ground shall do so through chassis ground.
7.0
7.1
Mechanical Requirements
Size and Mounting The power supply shall be an open frame design. A metal plate will be attached to the power supply to allow proper mounting to the system, see physical outline. 7.2 Input/Output Interface
DRAWING NO. 971650-01 REVISION A SHEET 7 Part Number: Rev: Description: 117669-A 02 65 WATT POWER SUPPLY FUNCTIONAL SPEC
The AC input interface shall consist of a blue neutral 18AWG wire and a brown line 18AWG wire both terminated with 0.25" double crimp faston terminals. The cable shall be 7" measured from the p/s edge. A 14 position insulation displacement housing AMP p/n 1-640426-4 (or approved equivalent) shall terminate the output cable which shall be 7" long. See Table 2 for connector definitions and the power supply physical outline for cable locations.
Table 2 Output Power Supply Connector Pin # 1 2 3 4,5 6,7 8,9,10,11 12,13,14 12V 12V Return Key Plug Unused 3.3V Return 5V 18 18 NA NA 18 18 18 YEL WHT NA NA ORG BLK RED Output AWG Color
7.3
Markings/Labels The supply must be indelibly marked with P117669ARX (with X indicating the current specification revision letter). The supply must also be indelibly marked with the manufacturers name, model number, serial number, input and output voltages, input and output currents and agency logos. The supply must also have a bar code label conforming to the Bay Networks Specification for Bar Code Labeling.
7.4
Shock/Vibration The power supply shall meet the shock/vibration specifications listed below: · · Vibration: Three orthogonal axes, random vibration 10 minutes for each axes, 2.4G rms peak 5 to 500Hz Shock: per MIL-STD-810E, 516.4 Part IV
7.5
Packaging and Shipping All power supplies shall be packaged and shipped to Bay Networks in a manner to ensure that they will not be damaged or degraded. Provisions in packaging shall be made to the satisfaction of Bay Networks' purchasing department. Shipping containers shall be identified with the Bay Networks part number 117669A and current revision.
8.0
Miscellaneous Requirements
DRAWING NO. 971650-01 REVISION A SHEET 8 Part Number: Rev: Description: 8.1 117669-A 02 65 WATT POWER SUPPLY FUNCTIONAL SPEC
Burn-In Prior to final testing the manufacturer shall burn-in the supply at full load at +50 degrees C. with AC cycling. Minimum burn-in time for the first 1000 production units shall be 12 hours, the vender shall submit the AC cycling profile for approval. A new burn-in process may be submitted for Bay Networks approval, reducing burn-in time, dependent on previous burn-in results.
8.2
MTBF The manufacturer shall certify that the power supply has a minimum MTBF of 150,000 hours using the part stress analysis method of MIL-STD-217 (latest edition) with ground benign environment and 30 degrees C ambient. The vendor component quality factors can be used in the calculation if approved by BNI. The vendor shall deliver to Bay Networks a MTBF calculation report in accordance with the above conditions. In addition, all electrolytic capacitors shall be rated at 105 degrees C and have adequate rated life to meet a minimum 10 year life product requirement when operating at an ambient temperature of 30 degrees C. Lower temperature ratings may be used if shown to still meet a 10 year life.
8.3
Product or Process Changes Bay Networks will be notified of any change in the product or process that affects form, fit, function, safety, or serviceability of the product. This will happen within a period of no less than thirty (30) days prior to the effective date of the proposed change. Copies of all ECO's affecting the product will be provided to Bay Networks for sign off. Major changes in the product or manufacturing process will require re-qualification and /or re-certification to the Product Specification.
8.4
Quality Assurance The manufacturer is responsible for assuring that all power supplies purchased by Bay Networks to this specification are actually in conformance with this specification and is responsible for performing all the tests and inspections necessary to certify this conformance. Bay Networks retains the right to witness or view the records of the results of any of these tests. Reports of on-going yields at the manufacturing site will be provided for review by Bay Networks. This inprocess SPC data will be collected at all yield targets.
8.5
Failure Analysis Failure analysis shall be provided to Bay Networks with a Corrective Action Report within two (2) weeks of receipt of failed power supplies. The exception to this is for situations where the power supply has caused a stoppage of the manufacturing line. In this situation a twenty-four (24) hour response is required.
8.6
Warranty The manufacturer shall warrant the power supply to be free of defects in materials and workmanship for a minimum period of one year from the date of shipment, when operated within specifications. The warranty shall be fully transferable to the end owner of the equipment powered by the supply.
8.7
Specification Waiver A waiver of conformance to any of these requirements at any time for a given shipment shall not constitute an automatic waiver of that requirement for any future shipments.
9.0
Documentation
DRAWING NO. 971650-01 REVISION A SHEET 9 Part Number: Rev: Description: 9.1 117669-A 02 65 WATT POWER SUPPLY FUNCTIONAL SPEC
Certificate of Compliance BABT 340 A Certificate of Compliance and associated test data must be keep on file for all produced power supplies certifying that they were produced and 100% tested in accordance with all specified requirements as required by BABT 340 Issue 6, Section 2, Table 1, Tests 1, 2, 4, and 5.
9.2
Vendor Documentation The power supply manufacturer shall provide Bay Networks with the following documentation: 1. 2. 3. 4. 5. 6. 7. 8. 9. Parts list Schematics Theory of Operation MTBF calculation PWB layout with component references Bode plots DVT reports CB test report Compliance to each element of this specification
10. Product Safety approval letters