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MxL7704

Evaluation Board Manual

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www.maxlinear .com

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Summary of Contents for MxL7704 Series

Page 1: ...MxL7704 Evaluation Board Manual www maxlinear com ...

Page 2: ...Revision History Revision Release Date Change Description 1A 2 28 18 Initial Release MxL7704 EVB Manual Revision History 2 28 18 Rev 1A ii ...

Page 3: ...g Information 1 Evaluation Board Overview 2 System Set Up 2 Powering Up the Evaluation Board 3 Monitoring or Testing VOUT 3 Typical Output Transient Response 4 Pin Configuration 8 MxL7704 A EVB Schematic 9 MxL7704 X EVB Schematic 10 MxL7704 EVB PCB Layers 11 MxL7704 EVB Bill of Materials 17 ...

Page 4: ...bles MxL7704 EVB Manual List of Tables iv 2 28 18 Table 1 Evaluation Board Ordering Part Numbers 1 Table 2 Factory Settings 2 Table 3 MxL7704 A EVB Bill of Materials 13 Table 4 MxL7704 X EVB Bill of Materials 14 ...

Page 5: ... Response on Channel 4 6 Figure 9 MxL7704 XQB 0 85V Output Transient Response on Channel 4 6 Figure 10 MxL7704 AQB Power Up Sequencing 7 Figure 11 MxL7704 AQB Power Down Sequencing 7 Figure 12 MxL7704 XQB Power Up Sequencing 7 Figure 13 MxL7704 XQB Power Down Sequencing 7 Figure 14 Pin Configuration 8 Figure 15 MxL7704 A EVB Schematic 9 Figure 16 MxL7704 X EVB Schematic 10 Figure 17 EVB PCB Top Vi...

Page 6: ...configurations which are summarized in Table 1 Please refer to the MxL7704 datasheet for additional information about the MxL7704 Ordering Information Table 1 Evaluation Board Ordering Part Numbers 1 PMIC Evaluation Board Channel Output Voltage V Switching Frequency MHz MxL7704 AQB T MxL7704 A EVB VOUT1 3 3 1 5 VOUT2 1 8 VOUT3 1 35 VOUT4 1 2 MxL7704 XQB T MxL7704 X EVB VOUT1 3 3 1 VOUT2 1 8 VOUT3 ...

Page 7: ...N VOUT2 VOUT3 VOUT1 GLOBAL EN ADC IN VOUT4 VIN System Set Up Jumpers are factory installed per Table 2 to configure the EVB for operation Jumper and testing options are described in the next sections Refer to the product data sheet for additional information Table 2 Factory Settings Jumper Factory Setting Description Digi_Pwr to P5V J6 Jumper 1 2 Enables all pull up resistors Overview Set Up ...

Page 8: ...he EVB will power up and regulate the outputs as follows Channel 1 3 3V Channel 2 1 8V Channel 3 1 35V Channel 4 1 2V MXL7704 A EVB or 0 85V MXL7704 X EVB LDO 3 3V Monitoring or Testing VOUT The outputs may be left open or connected to an external load A low impedance connection will provide the best load regulation Figure 4 VIN Connection Note A Note A ...

Page 9: ...pical Output Transient Response The following waveforms were captured on the MXL7704 A EVB and MXL7704 X EVB 200µs DIV VIN 5V VOUT 3 3V at 1A µs Load Step f 1kHz LOUT 2 2µH COUT 22µF 6 3V X5R Ceramic COUT 2 x 10µF 6 3V X5R Ceramic VOUT 80mV DIV IOUT 0 5A DIV Typical Transient Response ...

Page 10: ...ponse on Channel 2 200µs DIV VIN 5V VOUT 1 8V at 1A µs Load Step f 1kHz LOUT 1µH COUT 2 x 22µF 6 3V X5R Ceramic COUT 10µF 6 3V X5R Ceramic VOUT 30mV DIV IOUT 0 5A DIV 200µs DIV VIN 5V VOUT 1 35V at 1A µs Load Step f 1kHz LOUT 0 47µH COUT 2 x 22µF 6 3V X5R Ceramic VOUT 20mV DIV IOUT 0 5A DIV Typical Transient Response ...

Page 11: ...2V Output Transient Response on Channel 4 200µs DIV VIN 5V VOUT 1 2V at 10A µs Load Step f 1kHz LOUT 0 47µH COUT 3 x 47µF 6 3V X5R Ceramic VOUT 30mV DIV IOUT 0 5A DIV VOUT 20mV DIV IOUT 0 5A DIV 200µs DIV VIN 5V VOUT 0 85V at 10A µs Load Step f 1kHz LOUT 0 47µH COUT 5 x 47µF 6 3V X5R Ceramic Typical Transient Response ...

Page 12: ...encing Figure 12 MxL7704 XQB Power Up Sequencing Figure 11 MxL7704 AQB Power Down Sequencing Figure 13 MxL7704 XQB Power Down Sequencing VOUT1 LDO VOUT2 VOUT3 VOUT4 VOUT1 LDO VOUT2 VOUT3 VOUT4 VOUT1 LDO VOUT2 VOUT3 VOUT4 VOUT1 LDO VOUT2 VOUT3 VOUT4 Power Sequencing ...

Page 13: ... 28 27 26 25 9 10 11 12 13 14 15 16 24 23 22 21 20 19 18 17 VDDIO AGND 5VSYS VOUT1 PG1 LDO VIN PGND2 LX2 LX4 LX4 SCL VOUT4 AN0 AN1 PG2 PGND1 PGND4 PGND4 VOUT3 5VSYS LX3 VIN1 LX1 SEQ EN VIN3 VIN2 VIN4 LX4 GLOBAL EN PAD PGND Pin Configuration Top View 5mm x 5mm QFN 32 Figure 14 Pin Configuration ...

Page 14: ...ADER_1X3_2 54 mm_M 1 1 2 2 3 3 C35 DNP 0603 R10 0 Ohm C15 1uF P10 HDR_1x1 1 J2 HEADER_1X2_2 54 mm_M 1 2 P11 HDR_1x1 1 C2 10uF 0603 R8 0 Ohm 0603 R17 4 7 Kohm C28 1uF C20 22uF 1210L4 0 47uH 0603 R20 4 7 Kohm J1 HEADER_1X2_2 54 mm_M 1 2 Mini USB B 7 6 2 3 4 5 1 P8 HDR_1x1 1 0603R13 DNP 1210 L3 0 47uH C9 2 2uF C36 0 1uF 0603 R4 0 Ohm C30 10uF C17 0 1uF C29 10uF P5 HDR_1x1 1 0603 R1 DNP C31 DNP C4 DNP...

Page 15: ...0 Ohm C15 1uF P10 HDR_1x1 1 J2 HEADER_1X2_2 54 mm_M 1 2 P11 HDR_1x1 1 C2 10uF 0603 R8 0 Ohm 0603 R17 4 7 Kohm C28 1uF C20 22uF 1210 L4 0 47uH 0603 R20 4 7 Kohm J1 HEADER_1X2_2 54 mm_M 1 2 Mini USB B 7 6 2 3 4 5 1 P8 HDR_1x1 1 0603R13 DNP 1210 L3 1uH C9 2 2uF C36 0 1uF 0603 R4 0 Ohm C30 10uF C17 0 1uF C29 10uF P5 HDR_1x1 1 0603 R1 DNP C31 47uF C4 DNP P7 HDR_1x1 1 0603 R9 10 Ohm C7 DNP 0603 R5 0 Ohm...

Page 16: ...MxL7704 EVB Manual 2 28 18 11 MxL7704 EVB PCB Layers PCB Figure 17 EVB PCB Top View ...

Page 17: ...MxL7704 EVB Manual 2 28 18 12 Figure 18 EVB PCB Layer 2 Ground Plane PCB ...

Page 18: ...MxL7704 EVB Manual 2 28 18 13 Figure 19 EVB PCB Layer 3 Signal Plane PCB ...

Page 19: ...MxL7704 EVB Manual 2 28 18 14 PCB Figure 20 EVB PCB Layer 4 Signal Plane ...

Page 20: ...MxL7704 EVB Manual 2 28 18 15 Figure 21 EVB PCB Layer 5 Ground Planes PCB ...

Page 21: ...MxL7704 EVB Manual 2 28 18 16 Figure 22 EVB PCB Bottom View PCB ...

Page 22: ...2UF 6 3V X5R 8 1 C9 Murata GRM21BR60J225KA01 0805 CAP CER 2 2UF 6 3V X5R 9 1 C10 Murata GRM219R61A105KA01 0805 CAP CER 1UF 10V X5R 10 3 C12 C15 C28 Murata GRM155R60J105KE19D 0402 CAP CER 1UF 6 3V X5R 11 6 C13 C14 C17 C26 C36 C37 Murata GRM155R61A104MA01 0402 CAP CER 0 1UF 10V X5R 12 4 C21 C25 C30 C33 Murata GRM219R61A106ME47 0805 CAP CER 10UF 10V X5R 13 1 C22 Murata GRM188R60J106ME47D 1608 0603 CA...

Page 23: ... Panasonic ERJ 3GEYJ472V ERA 0603 Resistor Table 4 MxL7704 X EVB Bill of Materials Item Qty Reference Designator Manufacturer Part Number Package Size Component 1 1 PCB MaxLinear PCB MxL7704EVB Evaluation Board 2 1 U1 MaxLinear MXL7704 XQB T 5mm x 5mm x 0 9mm 32 pin QFN MxL7704 Five Output Universal PMIC with 8 bit ADC 3 5 C1 C3 C5 C19 C23 C27 C31 C34 Murata GRM219R60J476ME44 0805 CAP CER 47UF 6 3...

Page 24: ...5R 15 1 D1 Littlefuse SMBJ5 0A SMBJ Schottky Rectifier 16 4 J1 J2 J3 J6 Wurth Elektronik 61300311121 2 54mm Header 3 Pin 17 2 J4 J5 Wurth Elektronik 61300311121 2 54mm Header 3 Pin 18 1 L1 L2 Delta HMME32251E 2R2MSR HMME32251E INDM3225X15M Inductor 19 1 L3 Delta HMME32251E 1R0MSR HMME32251E INDM3225X15M Inductor 20 2 L4 Delta HMME32251E R47MSR HMME32251E INDM3225X15M Inductor 21 1 P1 DNP Molex Min...

Page 25: ...MaxLinear Inc may have patents patent applications trademarks copyrights or other intellectual property rights covering subject matter in this document Except as expressly provided in any written license agreement from MaxLinear Inc the furnishing of this document does not give you any license to these patents trademarks copyrights or other intellectual property Trademarks Company and product name...

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