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THS3001 EVM Board Layouts

2-3

Reference

Figure 2–2. THS3001 EVM PC Board Layout – Component Side

Figure 2–3. THS3001 EVM PC Board Layout – Back Side

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Содержание THS3001

Страница 1: ...THS3001 High Speed Current Feedback Operational Amplifier Evaluation Module March 1999 Mixed Signal Products User s Guide SLOU021A...

Страница 2: ...ONDUCTOR PRODUCTS MAY INVOLVE POTENTIAL RISKS OF DEATH PERSONAL INJURY OR SEVERE PROPERTY OR ENVIRONMENTAL DAMAGE CRITICAL APPLICATIONS TI SEMICONDUCTOR PRODUCTS ARE NOT DESIGNED AUTHORIZED OR WARRANT...

Страница 3: ...ironment only It generates uses and can radiate radio frequency energy and has not been tested for compliance with the limits of computing devices pursuant to subpart J of part 15 of FCC rules which a...

Страница 4: ...iv...

Страница 5: ...1 THS3001 Evaluation Module Original Version 1 2 1 2 THS3001 Rev A Evaluation Module 1 3 1 3 THS3001 EVM Schematic Original Version 1 3 1 4 THS3001 Rev A EVM Schematic 1 4 1 5 THS3001 EVM Frequency R...

Страница 6: ...vi...

Страница 7: ...iption of the module illustrated with a pictorial and a schematic diagram EVM specifications details on connecting and using the EVM and a discussion on high speed amplifier design considerations Topi...

Страница 8: ...omplete high speed amplifier circuit It consists of the TI THS3001 high speed current feedback operational amplifier IC along with a small number of passive parts mounted on a small circuit board meas...

Страница 9: ...0 resistor to provide correct line impedance matching Figure 1 3 for original version and Figure 1 4 for Rev A The amplifier IC output is routed through a 50 resistor both to provide correct line impe...

Страница 10: ...RG 1 R1 R4 R5 1 R4 R2 R1 Rev A In addition some applications such as those for video may require the use of 75 cable and 75 EVM input termination and output isolation resistors Any of the resistors o...

Страница 11: ...gain equations given above assume no signal loss in either the input or the output The EVM circuit board is an excellent example of proper board layout for high speed amplifier designs and can be use...

Страница 12: ...a gain of 2 or to the inverting input J3 for a gain of 1 1 4 2 Steps for THS3001 Rev A EVM 1 Ensure that all power supplies are set to OFF before making power supply connections to the THS3001 EVM 2 S...

Страница 13: ...1 5 THS3001 EVM Frequency Response with Gain 2 f Frequency Hz 100K 1M 10M 100M 7 5 3 1 6 4 2 0 2 1 1G Output Amplitude dB 3 VCC 15 V VCC 5 V VI 200 mV RMS Rload 150 Figure 1 6 shows the typical frequ...

Страница 14: ...the ground plane was removed to minimize stray capacitance and reduce ground plane noise coupling into these pins This is especially important for the inverting pin while the amplifier is operating i...

Страница 15: ...ations for the THS3001 EVM and the THS3001 Rev A EVM Topic Page 2 1 THS3001 High Speed Operational Amplifier EVM Parts List 2 2 2 2 THS3001 EVM Board Layouts 2 2 2 3 THS3001 Rev A High Speed Operation...

Страница 16: ...cal PC mount through hole Amphenol ARF1205 ND R2 R3 R4 Resistor 49 9 1 1 10 W SM 1206 Digi Key P49 9CTR ND R1 R5 Resistor 1 k 1 1 10 W SM 1206 Digi Key P1 0KCTR ND U1 IC THS3001 operational amplifier...

Страница 17: ...THS3001 EVM Board Layouts 2 3 Reference Figure 2 2 THS3001 EVM PC Board Layout Component Side Figure 2 3 THS3001 EVM PC Board Layout Back Side...

Страница 18: ...hrough hole Amphenol ARF1205 ND R1 R3 R5 Resistor 49 9 1 1 8 W SM 1206 Digi Key P49 9CTR ND R2 R4 Resistor 1 k 1 1 8 W SM 1206 Digi Key P1 0KCTR ND U1 IC THS3001 operational amplifier SOIC 8 TI THS300...

Страница 19: ...THS3001 Rev A EVM Board Layouts 2 5 Reference Figure 2 5 THS3001 Rev A EVM PC Board Layout Component Side Rev A Figure 2 6 THS3001 Rev A EVM PC Board Layout Back Side Rev A...

Страница 20: ...2 6 Reference...

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