Silverstone ST45SF-G
Contents
1. SilverStone Technology Co Ltd www silverstonetek com support silverstonetek com Issue date April 2012 NO G11215890 SILVERSTONE Designing Inspiration SFX Form Factor ST45SF G 450W modular cable SFX switching power supply Support standard SFX form factor and ATX via included bracket 80 PLUS Gold level efficiency 87 90 efficiency at 20 100 loading 100 modular cables 450W continuous power output at 40 C operating temperature rated for 24 7 operation Class leading single 12V rail with 37A Strict 3 voltage regulation and low ripple amp noise Silent running 80mm fan with 18dBA minimum Single PCI E 8pin and dual PCI E 6pin connectors support Seema SFX Form Factor A 2 DC OUTPUT SPECIFICATION 2 1 DC voltage regulation Parameter Range Mn Nom Max Unit SFX Form Factor 3 3V 3 3 20 3 3 3 39 Volts 5V 3 4 85 5 0 5 15 Volts ST45SF G 12V 3 411 64 12 0 12 36 Volts 450W Switching Power Supply 12V 10 10 8 12 0 13 2 Volts Active PFC Circuit L 5VSb 5 4 75 5 0 5 25 Volts J At no load 3 3V output 5 regulation limits do not apply Full Range Input 2 2 LOAD RANGE This specification describes the requirements of 450W with full range voltage switching power supply with a SFX form factor 3 3V 0 19 Amps 5V 0 14 Amps 1 AC INPUT 12V 0 37 Amps 1 1 AC input requirements 12. of it s maximum value 4 TIMING 4 1 Signal timing drawing Figure 2 is a reference for signal timing for main power connector signals and rails 12VA5V 3 3V O P PW OK PW OK Sense level 95 of nomina Figure 2 PS OK Timing Sequence 1 T2 Rise time 0 2ms 20ms 2 T3 Power good signal turn on delay time 100ms 500ms 3 T4 Power good signal turn off delay time 1ms min 4 T5 Rise time 10ms max 4 2 Output Transient Response Table 13 summarizes the expected output transient step sizes for each output The transient load slew rate is 1 0A us Table 13 DC Output Transient Step Sizes y gt Max step size Max step size Output of rated output amps per Sec 3 2 3 1 amps 12VDC 40 5VDC 30 3 3VDC 30 12VDC 0 1A 5VSB 0 5A XX J 1 For example for a rated 5 VDC output of 18A the transient step would be 30 x 18A 5 4A Output voltages should remin within the remain within the regulation limits of Section 2 1 and the power supply should stable when subjected to load transients per Table 13 from any steady state load including any or all of the following conditions Simultaneous load steps on the 12 VDC 5 VDC and 3 3 VDC outputs all steps occurring in the same direction Load changing repetition rate of 50 Hz to 10 kHz AC input range per Section 1 0 4 3 Hold up time When the power loss its input power it shall mainta
3. SilverStone Technology in North America may repair or replace defective product with refurbished product that is not new but has been functionally tested Replacement product will be warranted for remainder of the warranty period or thirty days whichever is longer All power supplies should be sent back to the place of purchase if it is within 30 days of purchase after 30 days customers need to initiate RMA procedure with SilverStone Technology in USA by first downloading the USA RMA form for end users form from the below link and follow its instructions Yel l ow 1 5 http silverstonetek com contactus php Yellow 12V 2 6 COM Black For Australia only support silverstonetek com Yellow 1 2V 3 7 COM Black i are en ieai eee son ican p raoi el te reasonably foreseeable loss or damage Black sense1 COM 4 8 COM Black please ralar pane Terma amp condone ferdunhef waranty detale ee ee SilverStone Technology Co Ltd 12F No 168 Jiankang Rd Zhonghe Dist New Taipei City 235 Taiwan R O C 886 2 8228 1238 standard international call charges apply 6PIN PCI Express connector For Europe support eu silverstonetek de Signal Pin Pin Signal For all other regions support silverstonetek com Yellow 12V 1 4 COM Black Yellow 12V 2 COM Black _ Yellow 12V 3 6 COM Black o
4. and other fees SilverStone Technology is not responsible for other damages or loss associated with the use of product Red 5VDC 1 2V Yel low Technology be liable for damages in connection with the sale purchase or use including but not limited to loss of data loss of business loss of Sigal Pin 5 You must provide sales receipt or invoice with clear indication of purchase date to determine warranty eligibility Please note that i You must provide proof of original purchase of the product by a dated itemized receipt ii You shall bear the cost of shipping Red 5V Return Merchandise Authorization RMA number from SilverStone Updated warranty information will be posted on SilverStone s official website a 1 Product component defects or damages resulted from defective production is covered under warranty 4PIN peripheral connector HDD 4PIN floppy connector FDD Defects or damages with the following conditions will be fixed or replaced under SilverStone Technology s jurisdiction a Usage in accordance with instructions provided in this manual with no misuse overuse or other inappropriate actions b Damage not caused by natural disaster thunder fire earthquake flood salt wind insect animals etc c Product is not disassembled modified or fixed Components not disassembled or replaced d Loss or damages resulted from conditions other than ones listed above are not covered under warranty Black COM COM Black 2 Und
5. be 100 000 hours of continuous operation at 25 oC of full load at normal AC input The MTBF of the power supply shall be calculated in accordance with MIL HDBK 217F The DC FAN is not included 9 MECHANICAL REQUIREMENTS 9 1 Physical Dimension 125 mm W x 63 5 mm H x 100mm D 9 2 Connectors M B 24PIN connector Orange 3 3V 13 1 3 3V Orange Blue 12VDC 14 2 3 3V Orange Black COM 15 3 COM Black Green PS ON 16 4 5VDC Red Black COM 17 5 COM Black Black COM 18 6 5VDC Red Black COM 19 7 COM Black White N C 20 8 PWRGOOD Grey Red 5VDC 21 9 5Vsb Purple Red 5VDC 22 10 12V Yellow Red 5VDC 23 11 12V Yellow L Black COM 24 12 3 3V Orange EPS 12V 8PIN connector Yellow 5 1 Yellow 12V 6 2 Black Yellow 12V 7 3 Black Yellow 12V 8 4 Black 08 Seema SFX Form Factor A Warranty Information ATX 12V 4PIN 4 4PIN EPS 12V in split mode This product has a limited 3 year warranty in North America Europe and Australia For information on warranty periods in other regions please contact your reseller or SilverStone authorized distributor Black GND 1 3 412V Black GND 2 4 412V Yellow Yellow J AJ oOIN AJ oOIN Warranty terms amp conditio Warranty mark stickers are not removed or broken Yellow 12V 5VDC Red shipping handling
6. 2V 0 0 3 Amps The input voltage current and frequency requirements for continuous operation are stated below 5VSb 0 a 2 5 Amps 1 The maximum combined load on 3 3V and 5V outputs shall not exceed 90W Table 1 AC Input Line Requirements 2 Maximum continuous total DC output power should not exceed 450W Parameter Min Nom Max Unit Vin 90 100 240 264 VACrms 2 3 Output Ripple Vin Frequency 47 60 50 63 Hz 2 3 1 Ripple regulation lin 7 0 3 5 A L J Parameter Ripple amp Noise Unit Power factor correction PF gt 0 90 at full load 43 3V 50 mVp p 1 2 Inrush current regulation 5V 50 mVp p The power supply must meet inrush requirements for any rated AC voltage during 412V 120 mVp p turn on at any phase of AC voltage during a single cycle AC dropout condition during repetitive ON OFF cycling of AC and over the specified temperature range 12V 120 mVp p Top The peak inrush current shall be less than the ratings of its critical components 5VSb 50 mVp p including input fuse bulk rectifiers and surge limiting device 2 3 2 Definition The ripple voltage of the outputs shall be measured at the pins of the output connector when terminated in the load impedance specified in figure1 Ripple and noise are measured at the connectors with a 0 1uF ceramic capacitor and a 10uF electrolytic capacitor to simulate system loading Ripple shall be measured un
7. der any condition of line voltage output load line frequency operation temperature 2 3 3 Ripple voltage test circuit Power Supply V out 7 ieil T Dour To tuF V return T T Load AC Neutral AC Ground v Scope Figure 1 Ripple voltage test circuit 2 4 Overshoot Any overshoot at turn on or turn off shall be less 10 of the nominal voltage value all outputs shall be within the regulation limit of section 2 0 before issuing the power good signal of section 5 0 2 5 Efficiency Power supply efficiency typical 87 at normal AC main voltage and full load on all outputs 2 6 Remote on off control When the logic level PS ON is low the DC outputs are to be enabled When the logic level is high or open collector the DC outputs are to be disabled SFX Form Factor AM 3 PROTECTION 3 1 Over power protection The power supply will be shutdown and latch off when output power over 110 160 of rated DC output 3 2 Over current protection The power supply shall have current limit to prevent the 3 3V 5V and 12V outputs from exceeding the values shown in the following Table lf the current limits are exceeded the power supply shall shutdown and latch off 12V 39A minimum 49A maximum 5V 20A minimum 50A maximum 3 3V 20A minimum 50A maximum XN 3 3 Over voltage protection The over voltage sense circuitry and reference shall reside in
8. er warranty SilverStone Technology s maximum liability is limited to the current market value for the product depreciated value excluding Black COM COM Bla Pe aes 3 Under warranty SilverStone Technology is obligated to repair or replace its defective products Under no circumstances will SilverStone NS z profits loss of use of the product or incidental or consequential damage whether or not foreseeable and whether or not based on breach of warranty contract or negligence even if SilverStone Technology has been advised of the possibility of such damages 4 Warranty covers only the original purchaser through authorized SilverStone distributors and resellers and is not transferable to a second hand SATA connector purchaser Oran e 43 3V 6 If a problem develops during the warranty period please contact your retailer reseller SilverStone authorized distributors or SilverStone g http www silverstonetek com Black COM or otherwise transporting the product to SilverStone authorized distributors SilverStone authorized distributors will bear the cost of shipping or otherwise transporting the product back to you after completing the warranty service iii Before you send the product you must be issued a Please visit http www silverstonetek com for the latest updates Black COM Yellow 12V N AJ Additional info amp contacts 8PIN PCI Express connector For North America usasupport silverstonetek com
9. in 16ms at full load in regulation for 300W limit at normal input voltage AC 115V 60Hz or 230V 50Hz When the power loss its input power it shall maintain 16ms at 75 load in regulation for 450W limit at normal input voltage AC 115V 60Hz or 230V 50Hz Cem SFX Form Factor A 5 ENVIRONMENT 5 1 Operation Temperature 0 to 40 C Relative Humidity to 85 on condensing 5 2 Shipping and Storage Temperature 20 to 60 C Relative Humidity to 95 non condensing 5 3 Altitude Operating 10 000FT max Storage 50 000FT max 6 SAFETY 6 1 Underwriters Laboratory UL recognition The power supply designed to meet UL 1950 6 2 The power supply must bear the German Bauart Mark from TUV 7 ELECTROMAGNETIC COMPATIBILITY EMC 7 1 IEC 61000 4 2 ESD LEVEL X20KV4 7 2 IEC 61000 4 3 radiated electrical field requirement 7 3 IEC 61000 4 4 BURST 7 4 IEC 61000 4 5 surge Voltages 7 5 EN 61000 3 2 harmonic current emissions If applicable to sales in Japan or Europe the power supply shall meet the requirements of EN 61000 3 2 class D and the guidelines for the suppression of harmonics in appliances and general use equipment class D for harmonic line current content at full rated power 7 6 EN55022 class B radio interference CISPR 22 7 7 FCC part 15 subpart J class B 115VAC operation 07 8 MTBF 8 1 MTBF mean time between failures calculation The demonstrated MTBF shall
10. packages that are separate and distinct from the regulator control circuitry and reference No single point fault shall be able to cause a sustained over voltage condition on any or all outputs The supply shall provide latch mode over voltage protection as defined in Table 12 VDC 13 4 15 0 16 5 Volts 5 VDC 5 74 6 3 7 0 Volts 3 3 VDC 3 76 4 2 5 1 Volts J 3 4 Short circuit An output short circuit is defined as any output impedance of less than 0 1 ohms The power supply shall shut down and latch off for shorting the 3 3 VDC 5 VDC or 12 VDC rails to return or any other rail Shorts between main output rails and 5VSB shall not cause any damage to the power supply The power supply shall either shut down and latch off or fold back for shorting the negative rails 5VSB must be capable of being shorted indefinitely but when the short is removed the power supply shall recover automatically or by cycling PS_ON The power supply shall be capable of withstanding a continuous short circuit to the output without damage or overstress to the unit Sema SFX Form Factor A 3 5 No load operation No damage or hazardous condition should occur with all the DC output connectors disconnected from the load The power supply may latch into the shutdown state 3 6 Under voltage protection In an under voltage fault occurs the supply will latch all DC outputs into a shutdown state when 12V 5V amp 3 3V outputs under 85
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