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Summary of Contents for Microsemi LX8204 12 V E-Fuse
- Page 1 User Guide LX8204 12 V E-Fuse Evaluation Board...
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Page 2: Table Of Contents
3 Evaluation Board Schematic ......................3 4 Recommended Operating Conditions .................... 4 5 PCB Layout of Evaluation Board ..................... 5 6 Bill of Materials ..........................7 7 Test Procedure ..........................8 8 Ordering Information ........................9 Microsemi Proprietary and Confidential. User Guide Revision 1.0... -
Page 3: Revision History
The revision history describes the changes that were implemented in the document. The changes are listed by revision, starting with the most current publication. Revision 1.0 Revision 1.0 was published in August 2017. It was the first publication of this document. Microsemi Proprietary and Confidential. User Guide Revision 1.0... -
Page 4: Product Description
2 A–3.5 A current limit at overloading Over-temperature protection 13 ms and 1.4 ms/3.5 ms soft start rise time Current limit during output soft start UVLO detection 3 mm × 3 mm DFN available Microsemi Proprietary and Confidential. User Guide Revision 1.0... -
Page 5: Evaluation Board Schematic
LX8204 12 V E-Fuse Evaluation Board Evaluation Board Schematic The following illustration shows the evaluation board schematic. Figure 1 • Evaluation Board Schematic Microsemi Proprietary and Confidential. User Guide Revision 1.0... -
Page 6: Recommended Operating Conditions
Recommended Operating Conditions The following table lists the recommended operating conditions for the LX8204 evaluation board. Table 1 • Recommended Operating Conditions Description Symbol Unit Input voltage 10.8 Output current Junction temperature –40 °C Microsemi Proprietary and Confidential. User Guide Revision 1.0... -
Page 7: Pcb Layout Of Evaluation Board
The LX8204 evaluation board is a four-layer board. The following illustrations depict each of the board's four layers. Figure 2 • Layer 1: Top Layer Figure 3 • Layer 2: Ground Layer Microsemi Proprietary and Confidential. User Guide Revision 1.0... - Page 8 LX8204 12 V E-Fuse Evaluation Board Figure 4 • Layer 3: Third Layer Figure 5 • Layer 4: Bottom Layer Microsemi Proprietary and Confidential. User Guide Revision 1.0...
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Page 9: Bill Of Materials
Miscellaneous Components Test point (J3) EN/FAULT Miscellaneous Components Terminal VIN, VOUT, GND Miscellaneous Components Jumper/2-pin Miscellaneous Components 2N7002 Capacitors 1 µF/50 V/10%/0805/X5R Capacitors 33 µF/25 V/10%/0805/X5R Resistors 500 kΩ/1%/0805 Resistors 100 kΩ/1%/0805 Microsemi Proprietary and Confidential. User Guide Revision 1.0... -
Page 10: Test Procedure
Start to increase the load current up to trigger thermal shutdown. Check the over-current level and EN pin voltage. EN voltage should be around 1.7 V. Over current limit is around 3.5 A. Microsemi Proprietary and Confidential. User Guide Revision 1.0... -
Page 11: Ordering Information
Note: “x” is the soft start time with RT= GND (1= 1.4 ms, 3= 3.5 ms). “yy” is the current limit (20= 2 Amps, 25= 2.5 Amps, 30= 3 Amps, 35= 3.5 Amps). Microsemi Proprietary and Confidential. User Guide Revision 1.0... - Page 12 Microsemi. It is the Buyer's responsibility to independently determine suitability of any products and to test and verify the same. The information provided by Microsemi hereunder is provided "as is, where is" and with all faults, and the Microsemi Corporate Headquarters entire risk associated with such information is entirely with the Buyer.
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