Manuale d’uso / di manutenzione del prodotto TFX12V del fabbricante Intel
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TFX12V Thin Form Factor w ith 12-Volt Connector Power Supply Design Guide Version 2.0.
TFX 12V Power Supply D esign Guide Thin Form Factor w ith 12-V Connector Version 2.0 2 IMPORTANT INFORMATION AND DISCLAIMERS INTEL CORPORATION (AND ANY CONTRIBUTOR) IS PROVIDING THIS INFORMATION AS A CONVENIENCE A ND ACCORDINGLY MAK ES NO W ARRANTIES W ITH REGARD TO T HIS DOCUMENT OR PRODUCTS MADE IN CONFORMANCE W IT H THIS DOCUMENT.
TFX 12V Power Supply D esign Guide Thin Form Factor w ith 12-V Connector Version 2.0 3 Revision History Version Release Date Notes 1.0 April, 2002 • Public release 1.01 May, 2002 • Added dimension in Figure 5 to c larify location of mounting s lot feature 1.
TFX 12V Power Supply D esign Guide Thin Form Factor w ith 12-V Connector Version 2.0 4 Contents 1 Introduction ..................................................................................................... 7 1.1 TFX12 V Sc ope .................
TFX 12V Power Supply D esign Guide Thin Form Factor w ith 12-V Connector Version 2.0 2.4.3 No-loa d Opera tion ........................................................................................25 2.4.4 Over Current P rotecti on .................
TFX12V Power Supply Design G uide Thin Form Factor with 12 V Connec tor Version 2.0 6 Figures Figu re 1. TF X12 V Pow er Sup ply ...................................................................................................... 7 Figure 2. Cross Loading Graph for 180W C onfiguration.
TFX 12V Power Supply D esign Guide Thin Form Factor w ith 12-V Connector Version 2.0 1 Introduction 1.1 TFX12V Scope This document provides design suggestions for a small form factor pow er supply that is primarily intended for use with small form factor sy stem designs (9-15 liters in total system volume).
TFX12V Power Supply Design G uide Thin Form Factor with 12 V Connec tor Version 2.0 8 1.2.2 Improved Acoustics As desktop systems become smaller, they are placed in more ex posed areas in the home and w ork place. The smaller systems are no longer confined to the floor or under the desk, but are placed on the desktop nex t to the user.
TFX 12V Power Supply D esign Guide Thin Form Factor w ith 12-V Connector Version 2.0 1.4 Terminology The follow ing terms are used in this document: Term Descript ion Required The status given to items within this des ign guide, which are required to meet des ign guide and a large m ajority of sy stem applications.
TFX12V Power Supply Design G uide Thin Form Factor with 12 V Connec tor Version 2.0 10 2 Electrical The follow ing electrical requirements must be met over the environmental ranges as defined in Section 5 (unless otherwise noted). 2.1 A C Input Table 1, lists AC input v oltage and frequency requirements for continuous operation.
TFX 12V Power Supply D esign Guide Thin Form Factor w ith 12-V Connector Version 2.0 2.1.4 Regulatory The power supply is required to be tested and comply with the most current version of the following regulatory specification requirements and/or standards 2.
TFX12V Power Supply Design G uide Thin Form Factor with 12 V Connec tor Version 2.0 12 2.1.5 Catastrophi c Failure Pr otection Should a component failure occur, the power supply should not exhibit any.
TFX 12V Power Supply D esign Guide Thin Form Factor w ith 12-V Connector Version 2.0 2.2.3 Typical Power Distribution DC output pow er requirements and distributions will vary based on specific system options and implementation.
TFX12V Power Supply Design G uide Thin Form Factor with 12 V Connec tor Version 2.0 14 Table 4. Typical Powe r Distribution for 220 W TFX12V Conf igurations Output Minimum Cur rent (amps) Rated Current (amps) Peak Current (amps) +12 VDC 1.0 15.0 17.0 +5 VDC 0.
TFX 12V Power Supply D esign Guide Thin Form Factor w ith 12-V Connector Version 2.0 Table 5. Typical Powe r Distribution for 240 W TFX12V Conf igurations Output Minimum Cur rent (amps) Rated Current (amps) Peak Current (amps) +12 VDC 1.0 16.0 18.0 +5 VDC 0.
TFX12V Power Supply Design G uide Thin Form Factor with 12 V Connec tor Version 2.0 16 Table 6: Typical Pow er Distribution for 270 W SFX12V Conf igurations Output Minimum Current (amps) Maximum Current (amps) Peak Current (amps) +12 V1DC 1.0 7.0 9.0 +12 V2DC 1.
TFX 12V Power Supply D esign Guide Thin Form Factor w ith 12-V Connector Version 2.0 115VAC input and 230VAC input, under the load conditions defined Table 8, and under the temperature and operating conditions defined in Section 3.
TFX12V Power Supply Design G uide Thin Form Factor with 12 V Connec tor Version 2.0 18 2.2.5.1 Energy Star* The “ Energy Star ” efficiency requirements of the power supply depend on the intended system configuration. In the low pow er / sleep state (S1 or S3) the system should consume power in accordance with the v alues listed in Table 9 .
TFX 12V Power Supply D esign Guide Thin Form Factor w ith 12-V Connector Version 2.0 Scope Load V out V r et ur n Pow er Sup pl y A C H o t AC Neu tr al AC G round Scope No te: Use Tektr onix † TD S 4 6 0 O s c illos c ope or equi valent and a P6046 probe or equi valent .
TFX12V Power Supply Design G uide Thin Form Factor with 12 V Connec tor Version 2.0 20 2.2.9 Capacitive Load The pow er supply should be able to power up and operate with the regulation limits defined in T able 2, Section 2.2.1, with the follow ing capacitances simultaneously present on the DC outputs.
TFX 12V Power Supply D esign Guide Thin Form Factor w ith 12-V Connector Version 2.0 2.3 Timing / Housekeeping / Control PS_ON# PWR_OK PWR_OK Sense Lev el = 95% of nominal 95% 10% ~ ~ ~ T2 T3 T4 T6 timing_3_5_12b +12VDC +5VDC +3.3VDC O/P's } VA C ~ T5 T1 Figure 7.
TFX12V Power Supply Design G uide Thin Form Factor with 12 V Connec tor Version 2.0 22 2.3.1 PWR_OK PW R_OK is a “ power good ” signal. This signal should be asserted high by the pow er supply to indicate that the +12 VDC, +5 VDC, and +3.3 VD C outputs are above the under voltage thresholds listed in T able 2 in Section 2.
TFX 12V Power Supply D esign Guide Thin Form Factor w ith 12-V Connector Version 2.0 Table 14. PS_O N# Signal Characterist ics Parameter Minimum Maximum V IL , Input Low Voltage 0.0 V 0.8 V I IL , Input Low Current (Vin = 0.4 V) -1.6 mA V IH , Input High Voltage (Iin = -200 µA) 2.
TFX12V Power Supply Design G uide Thin Form Factor with 12 V Connec tor Version 2.0 24 2.3.5 Rise Time The output voltages shall rise from ≤ 10% of nominal to w ithin the regulation ranges specified in Section 2.2.1 within 0.2 ms to 20 ms (0.2 ms ≤ T 2 ≤ 20 ms).
TFX 12V Power Supply D esign Guide Thin Form Factor w ith 12-V Connector Version 2.0 Table 15. Over Voltage Pro tection Output Minimum Nominal Maximum Unit +12 V1DC 13.4 15.0 15.6 Volts +12 V2DC 13.4 15.0 15.6 Volts +5 VDC 5.74 6.3 7.0 Volts +3.3 VDC 3.
TFX12V Power Supply Design G uide Thin Form Factor with 12 V Connec tor Version 2.0 26 3 Mechanical 3.1 Labeling /Marking The follow i ng is a non-inclusive list of suggested markings for each pow er supply unit. Product regulation stipulations for sale into various geographies may impose additional labeling requirements.
TFX 12V Power Supply D esign Guide Thin Form Factor w ith 12-V Connector Version 2.0 Figure 9. Power Supply Dimensions and Recommended Feature Placements (not to scale).
TFX12V Power Supply Design G uide Thin Form Factor with 12 V Connec tor Version 2.0 28 Figure 10. P ower Supply Mounting S lot Detail.
TFX 12V Power Supply D esign Guide Thin Form Factor w ith 12-V Connector Version 2.0 3.3 Mounting Options The T FX12V mechanical design provides tw o options for mounting in a system chassis.
TFX12V Power Supply Design G uide Thin Form Factor with 12 V Connec tor Version 2.0 30 3.4 Chassis Requirements To ensure the pow er supply can be easily integrated, the following features should be d.
TFX 12V Power Supply D esign Guide Thin Form Factor w ith 12-V Connector Version 2.0 3.5 A irflow / Fan The designer ’ s choice of a pow er supply cooling solution depends in part on the targeted end-use system application(s). At a minimum, the power supply design must ensure its own reliable and safe operation .
TFX12V Power Supply Design G uide Thin Form Factor with 12 V Connec tor Version 2.0 32 3.7 DC Connectors Figure 14 shows pin outs and profiles for ty pical TFX 12V power supply D C harness connectors. The T FX12V requires an additional two-pin, pow er connector.
TFX 12V Power Supply D esign Guide Thin Form Factor w ith 12-V Connector Version 2.0 3.7.1 TFX12V Main Power Connector Connector: MOLEX * 39-01-2240 or equivalent (Mating motherboard connector is M olex 44206-0007 or equivalent) 18 AW G is suggested for all wires ex cept for the +3.
TFX12V Power Supply Design G uide Thin Form Factor with 12 V Connec tor Version 2.0 34 3.7.4 +12 V Power Connector Connector: MOLEX * 39-01-2040 or equivalent (Mating motherboard connector is M olex *.
TFX 12V Power Supply D esign Guide Thin Form Factor w ith 12-V Connector Version 2.0 35 4 Environmental The follow ing subsections define recommended environmental specifications and test parameters, based on the typical conditions a TFX 12V power supply unit may be subjected to during operation or shipment.
TFX12V Power Supply Design G uide Thin Form Factor with 12 V Connec tor Version 2.0 36 4.6 Random Vibration Non-operating: 0.01 g ² /Hz at 5 Hz, sloping to 0.02 g ² /Hz at 20 H z, and maintaining 0.02 g ² /Hz from 20 Hz to 500 Hz. T he area under the PSD curve is 3.
TFX 12V Power Supply D esign Guide Thin Form Factor w ith 12-V Connector Version 2.0 37 5 Safety The follow i ng subsections outline sample product regulations requirements for a typical pow er supply. Actual requirements will depend on the design, product end use, target geography , and other variables.
TFX12V Power Supply Design G uide Thin Form Factor with 12 V Connec tor Version 2.0 38 6 Electromagnetic Compatibility The follow ing subsections outline applicable product regulatory requirements for the TFX 12V power supply. Additional requirements may be applied dependent upon the design, product end use (e.
TFX 12V Power Supply D esign Guide Thin Form Factor w ith 12-V Connector Version 2.0 39 6.3 Input Line Current Harmonic Content For sales in the EU (European Union) the pow er supply shall meet the re.
TFX12V Power Supply Design G uide Thin Form Factor with 12 V Connec tor Version 2.0 40 7 System Cooling Considerations The pow er supply fan location allows the system designer to utilize the airflow to help cool critical components such as the processor and chipset.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Intel TFX12V è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Intel TFX12V - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Intel TFX12V imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Intel TFX12V ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Intel TFX12V, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Intel TFX12V.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Intel TFX12V. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Intel TFX12V insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
