Eval-V2 » Historie » Version 8
Maximilian Seesslen, 28.02.2025 15:10
| 1 | 1 | Maximilian Seesslen | h1. Eval-V2 |
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| 2 | |||
| 3 | 5 | Maximilian Seesslen | h2. New Features |
| 4 | |||
| 5 | * More current |
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| 6 | * fixed PCB traces |
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| 7 | 6 | Maximilian Seesslen | * Fix Wakeup |
| 8 | 1 | Maximilian Seesslen | * Periodic wakeups to make measurements |
| 9 | 6 | Maximilian Seesslen | * Diode ? Voltage-Drop issue |
| 10 | 1 | Maximilian Seesslen | * High voltage (24V) ? |
| 11 | 6 | Maximilian Seesslen | * A global Timeserver |
| 12 | |||
| 13 | 5 | Maximilian Seesslen | h2. Components |
| 14 | |||
| 15 | 1 | Maximilian Seesslen | old: |
| 16 | * Traffo: "tmps05-105":https://www.tme.eu/Document/d1c9cd5c900987a008a2a0454f3785a2/tmps05-datasheet.pdf |
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| 17 | * 80 % |
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| 18 | 2 | Maximilian Seesslen | * max 1000mA, 1300mA peak |
| 19 | 3 | Maximilian Seesslen | |
| 20 | new: |
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| 21 | * "All":https://www.tme.eu/de/katalog/ac-dc-wandler-fur-leiterplatten_100433/?params=625:1856228;364:1450053;632:1819548,1819551,1819846,1819795,1819351,1819855,1819565,1819567,1819554,1819560;1776:1454716&queryPhrase=spannungswandler&productListOrderBy=1000014 |
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| 22 | |||
| 23 | * AMEL20-5S277HAVZ |
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| 24 | * 85% |
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| 25 | * 4A max |
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| 26 | |||
| 27 | 1 | Maximilian Seesslen | * MPM-20-5; 20W; 85% |
| 28 | 7 | Maximilian Seesslen | |
| 29 | h2. Calculations |
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| 30 | |||
| 31 | * 240V/600mA eigentlich ausreichend; 144W |
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| 32 | * AQH3213A |
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| 33 | * STM32F030K6T6 should draw 20µA in stop |
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| 34 | * 700mAh=700000µAh |
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| 35 | * 700000µAh/20µA=3500h=1458d=ca 4 years |
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| 36 | |||
| 37 | 3 | Maximilian Seesslen | |
| 38 | 4 | Maximilian Seesslen | h2. MCU |
| 39 | |||
| 40 | * "Find":https://www.tme.eu/de/katalog/st-mikrocontroller_112866/?params=375:1453589,1453450,1853043,1634756,1634761,1938598,1473784,1613924;3461:1979124,1979125 |
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| 41 | * STM32F072C8T6 |
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| 42 | ** Nur LQFP48; 4.53Euro |
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| 43 | * STM32H503CBT6, "STM32H503KBU6":https://www.tme.eu/Document/e92fcde7cdebb20ebbd5639f57dc7863/stm32h503cb.pdf |
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| 44 | ** 3.25Euro |
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| 45 | 8 | Maximilian Seesslen | * Fuer VBAT wird beim STM32H503KBU6 auch FQFP48 benoetigt. |