KE-1U250T规格书.pdf

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1、 Model No:KE-1U250T SPECIFICATION PAGE:1 OF 6 1.GENERAL DESCRIPTION AND SCOPE This is the specification of Model JCI-3511F-1M1;AC-line powered switching power supply.Designed and manufactured by Kenweiipc Technology CO.,LTD.The specification below is intended to describe as detailedly as possible th

2、e functions and performance of the subject power supply.Any comment or additional requirements to this specification from our customers will be highly appreciated and treated as a new target for us to approach.2.ELECTRICAL REQUIREMENTS 2.1 OUTPUT ELECTRICAL REQUIREMENTS The subject power supply will

3、 meet all electrical specifications below,over the full operation temperature range and dynamic load regulation.2.1.1.OUTPUT RATING Table 1 Output Minimum load Normal load Maximumload Load RegulationLine RegulationRipple&Noise Peak +3.3 V 0.5A 8.5A 17A 5%1%50mVp-p +5 V 1A 10A 20A 5%1%50mVp-p +12V 0.

4、5A 9A 18A 5%1%120mVp-p -12V 0A 0.25 0.5A 10%1%120mVp-p 0.8+5VSB 0A 1.0A 2.0 A 5%1%50mVp-p 2.5A (1)+3.3V&5V total output not exceed 110W.(2)+3.3V&5V&+12V outputs shall not exceed 235W.(3)total output for this subject power supply is 250W watts,Max power:350W(4)Ripple and noise measurements shall be m

5、ade under all specified load conditions through a single pole low pass filter with 20MHz cutoff frequency.Outputs shall bypassed at the connector with a 0.1uF ceramic disk capacitor and a 10uF electrolytic capacitor to simulate system loading.2.1.2.HOLD-UP TIME(FULL LOAD)17 mSec.Minimum AT Full load

6、 Condition AT 230VAC input.KE-1U250T;AC-line powered switching Model No:power supply.Designed and manufactured by KenE Technology CO.,LTD.M o d e l N o :K E-1 U 2 5 0 T S P E C I F I C A T I O N Model No:JCI-3511F-1M1 SPECIFICATION PAGE:2 OF 6 2.1.3.OUTPUT RISE TIME (10%TO 90%OF FINAL OUTPUT VALUE,F

7、ULL LOAD)230V-rms 20ms Maximum 2.1.4.OVER VOLTAGE PROTECTION When the output exceeds the over voltage limits shown in Table 2,the power supply shall turn off and remain off until the input voltage is disconnected and then reconnected.Output Nominal Voltage Over voltage Limit 1 3.3V 3.764.3V 2 5V 5.7

8、46.5V 3 12V 13.415.6V Table 2 Over voltage limits 2.1.5.SHORT CIRCUIT PROTECTION Output short circuit is defined to be a short circuit load of less than 0.1 ohm.In the event of an output short circuit condition on+3.3V,+5V,+12V,-12V output,the power supply will shutdown and latch off without damage

9、to the power supply.The power supply shall return to normal operation after the short circuit has been removed and the power switch has been turned off for no more than 2 seconds.2.1.6.OVER POWER PROTECTION The power supply will shut down all DC output About within 160%of full load.2.1.7.POWER GOOD

10、SIGNAL The power good signal is a TTL compatible signal for the purpose of initiating an orderly star-up procedure under normal input operating conditions.This signal is asserted(low)until+5Vdc has reached 4.75 volts during power up.Characteristics:TTL signal asserted(low state):less than 0.5V while

11、 sinking 10mA.TTL signal asserted(high state):greater than 4.75V while sourcing 500uA.High state output impedance:less or equal to 1Kohm from output to common.Model No:KEE-1U25oT SPECIFICATION Model No:JCI-3511F-1M1 SPECIFICATION PAGE:3 OF 6 POWER GOOD 230V,FULL LOAD 100 500mSec.POWER FAIL 230V,FULL

12、 LOAD 1 mSec.minimum 2.2 DYNAMIC LOADING The output voltages shall remain within the limits specified in Table3 for the step loading.The load transient repetition rate shall be tested between 50 Hz and 1KHz at duty cycles ranging from 10%-90%.The load transient repetition rate is only a test specifi

13、cation.Output Step Load SizeLoad Slew RateCapacitive Load+3.3V 30%of max load0.5A/us 1000uF+5V 30%of max load0.5A/us 1000uF+12V 50%of max load0.5A/us 2200uF+5VSB 25%of max load0.5A/us 1uF Table 3-Transient Load Requirements 2.3 INPUT ELECTRICAL SPECIFICATIONS 2.3.1.VOLTAGE RANGE Parameter Unit Vin R

14、ange 180264 VAC rms 2.3.2.INPUT FREQUENCY Parameter Unit Model No:KEE-1U250oT SPECIFICATIONVin Range 230 VAC rms Model No:JCI-3511F-1M1 SPECIFICATION PAGE:4 OF 6 Frequency Range 4763 Hz 2.3.3.INRUSH CURRENT (Cold start 25 deg.C)AC230V No damage Maximum inrush current from power-on(with power on at a

15、ny point on the AC sine)and including,but not limited to,three line cycles,shall be limited to a level below the surge rating of the input line cord,AC switch if present,bridge rectifier,fuse,and EMI filter components.Repetitive ON/OFF cycling of the AC input voltage should not damage the power supp

16、ly or cause the input fuse to blow.2.3.4.INPUT LINE CURRENT AC230V 4 Amps rms maximum 2.4.EFFICIENCY 78%Typical,full load condition AT 230 VAC Input.2.5 Signal Input The power supply shall have a TTL compatible signal inputs,*PSON.Output on/off control The power supply shall have a TTL compatible in

17、put for on/off control of the output voltages.This input shall be driven by an external signal,*PSON,referenced to the output voltage common.The external circuit providing*PSON shall be capable of sinking 1.6mA.The output voltages shall turn on when*PSON is low(less than or equal to 0.8 V).They shal

18、l turn off when*PSON is high(greater than or equal to 2.4V).*PSON shall have no control over the 5V standby output voltage.Model No:KKEE-1U2500oT SPECIFICATION Model No:JCI-3511F-1M1 SPECIFICATION PAGE:5 OF 6 3.ENVIRONMENTAL REQUIREMENTS The power supply will be compliant with each item in this spec

19、ification for the following Environmental conditions.3.1.TEMPERATURE RANGE Operating:0 to 50 Storage:-40 to 80 3.2.Humidity Operating:85%RH,Non-condensing Storage:95%RH,Non-condensing 3.3.Shock Operating:5g for 11ms with a sine wave for each of the perpendicular axes X,Y,and Z.Non-operating:30g for

20、11ms with a sine wave for each of the perpendicular axes X,Y,and Z.3.4.Vibration Operating:10Hz to 500Hz sweep at 0.5g constant acceleration for one hour on each of the perpendicular axes X,Y,and Z.Non-operating:10Hz to 300Hz sweep at 2g constant acceleration for one hour on each of the perpendicula

21、r axes X,Y,and Z.4.MECHANICAL 4.1 Dimension The casing shall have the dimension 200(D)x 100(W)x 40.5(H)mm Model No:KKKEE-1U250oT SPECIFICATION Model No:JCI-3511F-1M1 SPECIFICATION PAGE:6 OF 6 APPROVE CHECK PREPARE 5.REVISION LOG This section contains the release history of this document:Date Section Revision Issue 01/10/2010 0.0 original release Model No:KKEE-1U250oT SPECIFICATION深圳肯亿电子技术M O D E L N O;K E-1 U 2 5 0 TK E-1 U 2 5 0 T