BOM-DAT/Resistor-Dat/resistor-dat.md
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@@ -42,9 +42,17 @@ Purpose: To provide a load for the secondary winding of a current transformer (C
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- 30E == 2000K
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- 30D == 200K
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+- 01C = 10K
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+- 01D = 100K
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+- 85C = 85K
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+- 124 = 120K
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+- 163 = 16K
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+- 393 = 39K
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+
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+
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+Multiplier Letters
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-### Multiplier Letters
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| Letter | Multiplier |
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|--------|------------|
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| Z | ×0.001 |
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@@ -57,7 +65,6 @@ Purpose: To provide a load for the secondary winding of a current transformer (C
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| E | ×10,000 |
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| F | ×100,000 |
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----
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### Base Values (01–96)
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BOM-DAT/Resistor-Dat/resistor-feedback-dat/resistor-feedback-dat.md
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@@ -1,8 +1,15 @@
1 1
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# resistor-feedback-dat
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+- [[MP1584-dat]]
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-## dcdc-bulk-output-dat
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+## 0.8V FB
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+
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+Vout = Vref * (R1/R2+1)
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+
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+R2 ==
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+
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+## 0.6V FB dcdc-bulk-output-dat
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when Vref = 0.6V
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@@ -26,7 +33,7 @@ R3 = 13.633K or below 13.3K for 5.2V
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| 4V | 3.93V | 18K | 100K | 0.6V |
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-## FB = VBAT＝1.205×(1＋R1／R2)
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+## 1.2V FB = VBAT＝1.205×(1＋R1／R2)
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电池端对应的的电压为： VBAT＝1.205×(1＋R1／R2)
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@@ -40,6 +47,7 @@ VOUT = ( R1 x 1.221 ) / R2 + 1.221
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= ( 10K x 1.221 ) / 3K + 1.221 = 5.27V
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= ( 12K x 1.221 ) / 3.3K + 1.221 = 5.661V
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+
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= ( 12K x 1.221 ) / 3.9K + 1.221 = 4.95V
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= ( 12K x 1.221 ) / 4.7K + 1.221 = 4.34V
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= ( 13K x 1.221 ) / 3K + 1.221 = 6.48V
Board-dat/OPM/OPM1153-dat/2026-04-19-14-20-56.png
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Binary files /dev/null and b/Board-dat/OPM/OPM1153-dat/2026-04-19-14-20-56.png differ
Board-dat/OPM/OPM1153-dat/OPM1153-dat.md
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@@ -8,6 +8,20 @@
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![](39-56-17-16-08-2023.png)
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+![](2026-04-19-14-20-56.png)
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+
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+- [[resistor-0603-dat]] - [[resistor-dat]]
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+
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+85K - 120K|10K - 16K
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+
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+V = (85/16+1) x 0.8 = 5.05V
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+
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+edit
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+
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+ V = (85/8+1) x 0.8 = 9.3V
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+ V = (85/8.2+1) x 0.8 = 9.09V
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+ V = (85/7.5+1) x 0.8 = 9.87V
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+
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## specs
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13 27
up to 3000mA output
Chip-dat/MPS-DAT/MP1584-DAT/2026-04-19-14-06-22.png
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Binary files /dev/null and b/Chip-dat/MPS-DAT/MP1584-DAT/2026-04-19-14-06-22.png differ
Chip-dat/MPS-DAT/MP1584-DAT/MP1584-DAT.md
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@@ -15,10 +15,16 @@
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- https://www.monolithicpower.com/en/documentview/productdocument/index/version/2/document_type/Datasheet/lang/en/sku/MP1584EN-LF-Z/document_id/204/
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+FB = pin 4
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-- [[mp1584]]
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+![](2026-04-19-14-06-22.png)
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+
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+- [[resistor-dat]] - [[resistor-feedback-dat]]
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+
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+Feedback Voltage = 0.8V
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## ref
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30
+- [[mp1584]]
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