Texas Instruments TPS53127EVM-614 Скачать руководство пользователя страница 4 | Manualshive

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Texas Instruments TPS53127EVM-614 Скачать руководство пользователя страница 4

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TPS53127EVM-614 Schematic

www.ti.com

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TPS53127EVM-614 Schematic

NOTE: For Reference Only, See

Table 3

for Specific Values.

Figure 1. TPS53127EVM-614 Schematic

4

TPS53127EVM-614

SLVU434 – February 2011

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© 2011, Texas Instruments Incorporated

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Содержание TPS53127EVM-614

Страница 1: ...3 Output Voltage Ripple and Switching Node waveforms 12 6 4 Switch Node 13 7 TPS53127EVM 614 EVM Assembly Drawings and Layout 14 8 Bill of Materials 17 List of Figures 1 TPS53127EVM 614 Schematic 4 2...

Страница 2: ...ing both a low core type 1 05V and I O type 1 8V output at up to 4A from a loosely regulated 12V 8V 22V source the TPS53127EVM 614 includes switches and test points to assist a user in evaluating the...

Страница 3: ...1 03 1 05 1 07 V Line Regulation VIN 8 V to 22 V 1 Load Regulation IOUT1 0 A to 4 A 1 VOUT1_rip Output Voltage Ripple VIN 12 V IOUT2 4 A 30 mVpp IOUT1 Output Current 1 VIN 8 V to 22 V 0 4 A VOUT2 Out...

Страница 4: ...ti com 3 TPS53127EVM 614 Schematic NOTE For Reference Only See Table 3 for Specific Values Figure 1 TPS53127EVM 614 Schematic 4 TPS53127EVM 614 SLVU434 February 2011 Submit Documentation Feedback 2011...

Страница 5: ...und for Channel 2 Output Voltage Section 4 3 3 TP7 VO2 Monitor Output Voltage for Channel 2 Section 4 3 3 TP8 VO1 Monitor Output Voltage for Channel 1 Section 4 3 2 TP9 VIN Monitor Input Voltage Secti...

Страница 6: ...n oscilloscope probe between TP1 or TP2 and TP3 4 3 5 Switching Node Monitoring TP3 TP5 and TP11 TPS53127EVM 614 provides two test points for measuring the switching node waveform voltages TP5 monitor...

Страница 7: ...e size is AWG 14 with the total length of wire less than 2 feet 1 foot input 1 foot return 5 1 6 Other FAN The TPS53127EVM 614 Evaluation Module includes components that can get hot to the touch Becau...

Страница 8: ...AD2 1 8V 4A V3 A1 VVIN V1 FAN Test Setup www ti com 5 2 2 Diagram Figure 3 TPS53127EVM 614 Recommended Test Setup 8 TPS53127EVM 614 SLVU434 February 2011 Submit Documentation Feedback 2011 Texas Instr...

Страница 9: ...2Vdc Connect Oscilloscope Probe to CN1 or CN2 shown in Figure 3 Measure Output Ripple Decrease VIN to 0Vdc Decrease LOAD1 to 0A Decrease LOAD2 to 0A 5 5 Equipment Shutdown Shut Down Oscilloscope Shut...

Страница 10: ...D h Efficiency 0 10 20 30 40 50 60 70 80 90 100 V 8 V I V 12 V I V 22 V I V 8 V 22 V V 1 80 V I 0 A 4 A I OUT2 OUT2 TPS53127EVM 614 Test Data www ti com 6 1 Efficiency Figure 4 Efficiency vs Load VIN...

Страница 11: ...1 81 1 815 1 82 1 825 1 83 0 0 5 1 1 5 2 2 5 3 3 5 4 V 22 V I V 8 V I V 12 V I V 8 V 22 V V 1 0 V I 0 A 4 A I OUT1 OUT1 www ti com TPS53127EVM 614 Test Data 6 2 Line and Load Regulation Figure 6 Outp...

Страница 12: ...TPS53127EVM 614 Test Data www ti com 6 3 Output Voltage Ripple and Switching Node waveforms Figure 8 Output Voltage Ripple VIN 12 V VOUT1 1 05 V IOUT1 4 A Figure 9 Output Voltage Ripple VIN 12 V VOUT2...

Страница 13: ...on 12 Vin 1 8 V 4 A www ti com TPS53127EVM 614 Test Data 6 4 Switch Node Figure 10 Switching Waveform VIN 12 V VOUT1 1 05 V IOUT1 4 A Figure 11 Switching Waveform VIN 12 V VOUT2 1 8 V IOUT2 4 A 13 SLV...

Страница 14: ...a 4 Layer 2oz copper clad circuit board 3 5 in 2 7 to allow the user to easily view probe and evaluate the TPS53127 control IC in a practical application Moving components to both sides of the PCB or...

Страница 15: ...i com TPS53127EVM 614 EVM Assembly Drawings and Layout Figure 14 Top Layer Figure 15 Bottom Layer 15 SLVU434 February 2011 TPS53127EVM 614 Submit Documentation Feedback 2011 Texas Instruments Incorpor...

Страница 16: ...M 614 EVM Assembly Drawings and Layout www ti com Figure 16 Internal Layer 1 Figure 17 Internal Layer 2 16 TPS53127EVM 614 SLVU434 February 2011 Submit Documentation Feedback 2011 Texas Instruments In...

Страница 17: ...0603 Std Std 4 R10 R4 R6 R8 10 0k Resistor Chip 1 16W 1 0603 Std Std 2 R11 R12 5 11 Resistor Chip 1 16W 1 0603 Std Std 1 R13 432 Resistor Chip 1 16W 1 0603 Std Std 0 R14 R15 Resistor Chip 1 8W 5 0603...

Страница 18: ...ct 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 engineer...

Страница 19: ...orized for use in safety critical applications such as life support where a failure of the TI product would reasonably be expected to cause severe personal injury or death unless officers of the parti...

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