Texas Instruments TPS40200 Скачать руководство пользователя страница 13 | Manualshive

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EVM Assembly Drawings and Layout

Figure 12. TPS40200EVM-001 Bottom View

SLVU147A – February 2006 – Revised March 2006

Using the TPS40200

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Содержание TPS40200

Страница 1: ...aracteristic Curves 7 6 EVM Assembly Drawings and Layout 9 7 List of Materials 14 List of Figures 1 TPS40200EVM 001 Schematic 3 2 TPS40200 Synchronized to a 50 Duty Cycle External Clock 4 3 TPS40200EV...

Страница 2: ...points for probing critical waveforms and noninvasive loop response testing Nonisolated medium current point of load and low voltage bus converters Scanners Industrial controls Distributed power syste...

Страница 3: ...popular output voltages TPS40200EVM 001 is stable through these output voltages with the efficiency rising with output voltage Table 1 Adjusting VOUT With R6 Rounded to Standard 1 Resistor Values VOU...

Страница 4: ...frequency with a 12 V VCC supply The RC operating frequency of the TPS40200 is set by R3 and C5 to be 300 kHz Figure 2 TPS40200 Synchronized to a 50 Duty Cycle External Clock 4 1 1 Voltage Source V12V...

Страница 5: ...al noise due to the large ground loop area Connect a short wire from the barrel of the scope probe to TP15 as necessary to reach between TP14 and TP15 Shown in Figure 3 is the basic test setup recomme...

Страница 6: ...l Ground Barrel Probe Tip Tip and Barrel Vout ripple measurement 4 3 Startup Shutdown Procedure Test Setup 4 2 2 Diagram Figure 3 TPS40200EVM 001 Recommended Test Setup Figure 4 Output Ripple Measurem...

Страница 7: ...ope 2 Shut down LOAD1 3 Shut down V12V_IN Figure 5 through Figure 8 present typical performance curves for the TPS40200EVM 001 Because actual performance data can be affected by measurement techniques...

Страница 8: ...0 5 1 1 5 2 2 5 3 VI 8 V IO Load Current A VI 12 V VI 16 V Output Voltage V V O VO 3 3255 V TPS40200EVM Typical Performance Data and Characteristic Curves NOTE V12V_IN 8 12 and 16 V V3V3_OUT 5 V I1V5_...

Страница 9: ...design of the TPS40200EVM 001 printed circuit board The EVM has been designed using a 2 layer 2 oz copper clad circuit board 1 4 inch 2 12 inch in size with all components on the top side to allow th...

Страница 10: ...www ti com EVM Assembly Drawings and Layout Figure 9 TPS40200EVM 001 Component Placement Viewed from Top 10 Using the TPS40200 SLVU147A February 2006 Revised March 2006 Submit Documentation Feedback...

Страница 11: ...www ti com EVM Assembly Drawings and Layout Figure 10 TPS40200EVM 001 Silkscreen Viewed from Top SLVU147A February 2006 Revised March 2006 Using the TPS40200 11 Submit Documentation Feedback...

Страница 12: ...www ti com EVM Assembly Drawings and Layout Figure 11 TPS40200EVM 001 Top View 12 Using the TPS40200 SLVU147A February 2006 Revised March 2006 Submit Documentation Feedback...

Страница 13: ...www ti com EVM Assembly Drawings and Layout Figure 12 TPS40200EVM 001 Bottom View SLVU147A February 2006 Revised March 2006 Using the TPS40200 13 Submit Documentation Feedback...

Страница 14: ...AAN Header 2 pin 100 mil spacing 36 pin strip 0 100 x 2 PTC36SAAN Sullins 1 L1 33 H Inductor SMT 3 2 A 0 039 12 5 x 12 5 mm SLF12575T330M3R2PF TDK 1 PCB 2 Layer PCB 2 Ounce Cu 1 4 x 2 12 x 0 062 HPA16...

Страница 15: ...duct This notice contains important safety information about temperatures and voltages For additional information on TI s environmental and or safety programs please contact the TI application enginee...

Страница 16: ...ute a license from TI to use such products or services or a warranty or endorsement thereof Use of such information may require a license from a third party under the patents or other intellectual pro...

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