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MxL7218
MaxLinear MxL7218 Manuals
Manuals and User Guides for MaxLinear MxL7218. We have
1
MaxLinear MxL7218 manual available for free PDF download: User Manual
MaxLinear MxL7218 User Manual (29 pages)
18A Dual Phase
Brand:
MaxLinear
| Category:
Motherboard
| Size: 6 MB
Table of Contents
Table of Contents
3
Introduction
6
Quick EVB Set up and Start up
6
Factory Settings
6
Quick Start up
6
Figure 1: Monitoring VIN
7
Figure 2: Top View of Mxl7218 18A Dual Phase BGA EVB
8
Reference Documentation
9
Ordering Information
9
Table 1: Evaluation Board Ordering Part Number
9
Evaluation Board Overview
10
Figure 3: Block Diagram Mxl7218 Two Channel EVB
10
Configuration and I/O Interfaces
11
Mode
11
Run1, Run2
11
Track1 Sel, Track2 Sel
11
Phasmd
11
Extvcc
11
Temp
11
Pgood1, Pgood2
11
Sw1, Sw2
11
Set-Up Options
12
Jumper J44 MODE
12
Jumpers J30 RUN1 and J29 RUN2
12
Jumper J26 TRACK1 SEL
12
Table 2: Factory Settings
12
Table 3: J44 Options
12
Table 4: J30, J29 Options
12
Table 5: J26 Options
12
Jumper J25 TRACK2 SEL
13
Jumper J45 PHASMD
13
Table 6: J25 Options
13
Table 7: J45 Options
13
Test Interfaces
14
Load Transient Circuit
14
Figure 4: Load Transient Circuit
14
Mxl7218 EVB Mode Selection
15
Table 8: Board Stuffing for Operation Mode Selection
15
Figure 5: Mode 1 Block Diagram
16
Figure 6: Mode 2 Block Diagram
16
Figure 7: Mode 3 Block Diagram
16
Figure 8: Mode 4 Block Diagram
16
Figure 9: Mode 5 Block Diagram
16
Figure 10: Mode 6 Block Diagram
16
Performance
17
Efficiency
17
Figure 11: Channel 1 Measured Efficiency (VOUT = 1.5V, F SW = 500Khz, Ch 2 Disabled)
17
Load Transient Response
18
Figure 13: Channel 1 Load Transient Response
18
Figure 14: Channel 2 Load Transient Response
18
Ripple
19
Figure 15: Channel 1 Output Voltage Ripple (VIN = 12V, VOUT = 1.5V, Load = 18A, 500Khz)
19
Figure 16: Channel 2 Output Voltage Ripple
19
Thermal
20
Figure 17: Thermal Image, no Airflow
20
Mxl7218Evb Schematic
21
Figure 18: EVB Schematic
21
Figure 19: EVB Schematic, Continued
22
Figure 20: EVB Schematic, Continued
23
Mxl7218Evb PCB Layers
24
Figure 21: EVB PCB BGA Silkscreen Top
24
Figure 22: EVB PCB BGA Layer 1
24
Figure 23: EVB PCB BGA Layer 2
24
Figure 24: EVB PCB BGA Layer 3
24
Figure 25: EVB PCB BGA Layer 4
25
Figure 26: EVB PCB BGA Layer 5
25
Figure 27: EVB PCB BGA Layer 6
25
Figure 28: EVB PCB BGA Silkscreen Bottom
25
Mxl7218Evb Bill of Materials
26
Table 9: EVB BGA Bill of Materials
26
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