From 6b5c0873684034c7d47a6f8fedeb51afe907dbf3 Mon Sep 17 00:00:00 2001
From: tao_z <tzj0429@163.com>
Date: Mon, 18 Jul 2022 23:46:32 +0800
Subject: [PATCH] 更新原理图,新增电源控制端二极管,防止负压破坏PNP. 调整按键采集电路电阻,增加按键识别度

---
 SX7H02050048_Power.kicad_sch |  139 +++++++++++++++++++++++++++++++++++++++------
 1 files changed, 119 insertions(+), 20 deletions(-)

diff --git a/SX7H02050048_Power.kicad_sch b/SX7H02050048_Power.kicad_sch
index ca44436..7e27e83 100644
--- a/SX7H02050048_Power.kicad_sch
+++ b/SX7H02050048_Power.kicad_sch
@@ -4,6 +4,16 @@
 
   (paper "A4")
 
+  (title_block
+    (title "SX7H SHIFER MIAN SCH")
+    (date "2022-07-18")
+    (rev "V03")
+    (company "宁波正朗汽车零部件有限公司")
+    (comment 1 "批准:")
+    (comment 2 "校准:")
+    (comment 3 "设计:Ethan")
+  )
+
   (lib_symbols
     (symbol "C_1" (pin_numbers hide) (pin_names (offset 0.254)) (in_bom yes) (on_board yes)
       (property "Reference" "C" (id 0) (at 0.635 2.54 0)
@@ -510,6 +520,71 @@
         )
       )
       (symbol "D_1_1"
+        (pin passive line (at -3.81 0 0) (length 2.54)
+          (name "K" (effects (font (size 1.27 1.27))))
+          (number "1" (effects (font (size 1.27 1.27))))
+        )
+        (pin passive line (at 3.81 0 180) (length 2.54)
+          (name "A" (effects (font (size 1.27 1.27))))
+          (number "2" (effects (font (size 1.27 1.27))))
+        )
+      )
+    )
+    (symbol "Device:D_Schottky_Filled" (pin_names (offset 1.016) hide) (in_bom yes) (on_board yes)
+      (property "Reference" "D" (id 0) (at 0 2.54 0)
+        (effects (font (size 1.27 1.27)))
+      )
+      (property "Value" "D_Schottky_Filled" (id 1) (at 0 -2.54 0)
+        (effects (font (size 1.27 1.27)))
+      )
+      (property "Footprint" "" (id 2) (at 0 0 0)
+        (effects (font (size 1.27 1.27)) hide)
+      )
+      (property "Datasheet" "~" (id 3) (at 0 0 0)
+        (effects (font (size 1.27 1.27)) hide)
+      )
+      (property "ki_keywords" "diode Schottky" (id 4) (at 0 0 0)
+        (effects (font (size 1.27 1.27)) hide)
+      )
+      (property "ki_description" "Schottky diode, filled shape" (id 5) (at 0 0 0)
+        (effects (font (size 1.27 1.27)) hide)
+      )
+      (property "ki_fp_filters" "TO-???* *_Diode_* *SingleDiode* D_*" (id 6) (at 0 0 0)
+        (effects (font (size 1.27 1.27)) hide)
+      )
+      (symbol "D_Schottky_Filled_0_1"
+        (polyline
+          (pts
+            (xy 1.27 0)
+            (xy -1.27 0)
+          )
+          (stroke (width 0) (type default) (color 0 0 0 0))
+          (fill (type none))
+        )
+        (polyline
+          (pts
+            (xy 1.27 1.27)
+            (xy 1.27 -1.27)
+            (xy -1.27 0)
+            (xy 1.27 1.27)
+          )
+          (stroke (width 0.254) (type default) (color 0 0 0 0))
+          (fill (type outline))
+        )
+        (polyline
+          (pts
+            (xy -1.905 0.635)
+            (xy -1.905 1.27)
+            (xy -1.27 1.27)
+            (xy -1.27 -1.27)
+            (xy -0.635 -1.27)
+            (xy -0.635 -0.635)
+          )
+          (stroke (width 0.254) (type default) (color 0 0 0 0))
+          (fill (type none))
+        )
+      )
+      (symbol "D_Schottky_Filled_1_1"
         (pin passive line (at -3.81 0 0) (length 2.54)
           (name "K" (effects (font (size 1.27 1.27))))
           (number "1" (effects (font (size 1.27 1.27))))
@@ -1411,9 +1486,6 @@
   (junction (at 68.58 157.48) (diameter 0) (color 0 0 0 0)
     (uuid 10e52e95-44f3-4059-a86d-dcda603e0623)
   )
-  (junction (at 83.82 124.46) (diameter 0) (color 0 0 0 0)
-    (uuid 142dd724-2a9f-4eea-ab21-209b1bc7ec65)
-  )
   (junction (at 95.25 102.87) (diameter 0) (color 0 0 0 0)
     (uuid 15a82541-58d8-45b5-99c5-fb52e017e3ea)
   )
@@ -1482,6 +1554,9 @@
   )
   (junction (at 35.56 125.73) (diameter 0) (color 0 0 0 0)
     (uuid c7df8431-dcf5-4ab4-b8f8-21c1cafc5246)
+  )
+  (junction (at 83.82 119.38) (diameter 0) (color 0 0 0 0)
+    (uuid d187cabf-eff4-48a0-85d8-142179549d45)
   )
   (junction (at 38.1 102.87) (diameter 0) (color 0 0 0 0)
     (uuid d38aa458-d7c4-47af-ba08-2b6be506a3fd)
@@ -1747,14 +1822,6 @@
     (stroke (width 0) (type default) (color 0 0 0 0))
     (uuid a3b7ff1b-5152-472c-9ac3-d875e4c03143)
   )
-  (wire (pts (xy 83.82 119.38) (xy 83.82 124.46))
-    (stroke (width 0) (type default) (color 0 0 0 0))
-    (uuid a62e8591-79fe-4af2-8c66-27bbe844006b)
-  )
-  (wire (pts (xy 83.82 124.46) (xy 83.82 128.27))
-    (stroke (width 0) (type default) (color 0 0 0 0))
-    (uuid a62e8591-79fe-4af2-8c66-27bbe844006c)
-  )
   (wire (pts (xy 144.78 139.7) (xy 144.78 140.97))
     (stroke (width 0) (type default) (color 0 0 0 0))
     (uuid a7341f9f-80d4-4452-ba78-6d47e5af989e)
@@ -1822,6 +1889,10 @@
   (wire (pts (xy 180.34 113.03) (xy 180.34 116.84))
     (stroke (width 0) (type default) (color 0 0 0 0))
     (uuid cdfe4329-c8be-4c57-84f9-65c4eea12d7e)
+  )
+  (wire (pts (xy 83.82 119.38) (xy 83.82 120.65))
+    (stroke (width 0) (type default) (color 0 0 0 0))
+    (uuid d155b34a-f5d7-4efb-a209-42d4918e8eca)
   )
   (wire (pts (xy 189.23 102.87) (xy 196.85 102.87))
     (stroke (width 0) (type default) (color 0 0 0 0))
@@ -2363,19 +2434,19 @@
     (pin "2" (uuid 805b4009-8734-4516-99f9-e788f5a57854))
   )
 
-  (symbol (lib_id "Connector:TestPoint_Small") (at 83.82 124.46 180) (unit 1)
+  (symbol (lib_id "Connector:TestPoint_Small") (at 83.82 119.38 180) (unit 1)
     (in_bom yes) (on_board yes) (fields_autoplaced)
     (uuid 49380763-5206-4110-aece-7b27fff2e1d3)
-    (property "Reference" "TP10" (id 0) (at 84.963 124.939 0)
+    (property "Reference" "TP10" (id 0) (at 84.963 119.859 0)
       (effects (font (size 1.27 1.27)) (justify right))
     )
-    (property "Value" "TestPoint_Small" (id 1) (at 83.82 126.492 0)
+    (property "Value" "TestPoint_Small" (id 1) (at 83.82 121.412 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Footprint" "TestPoint:TestPoint_Pad_D1.0mm" (id 2) (at 78.74 124.46 0)
+    (property "Footprint" "TestPoint:TestPoint_Pad_D1.0mm" (id 2) (at 78.74 119.38 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Datasheet" "~" (id 3) (at 78.74 124.46 0)
+    (property "Datasheet" "~" (id 3) (at 78.74 119.38 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid 7a7a7a93-a766-4f30-82d9-b3d30d7de5af))
@@ -3143,7 +3214,7 @@
     (property "Reference" "R105" (id 0) (at 72.898 105.7715 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
-    (property "Value" "10k" (id 1) (at 72.898 108.5466 0)
+    (property "Value" "51k" (id 1) (at 72.898 108.5466 0)
       (effects (font (size 1.27 1.27)) (justify left))
     )
     (property "Footprint" "Resistor_SMD:R_0603_1608Metric" (id 2) (at 69.342 106.68 90)
@@ -3155,13 +3226,13 @@
     (property "Manufacturer" "RESI(开步睿思)" (id 4) (at 71.12 106.68 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Description" "RES 10k 1% 1/10W 0603" (id 5) (at 71.12 106.68 0)
+    (property "Description" "RES 51k 1% 1/10W 0603" (id 5) (at 71.12 106.68 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Manufacturer Product Number" "AECR0603F10K0K9" (id 6) (at 71.12 106.68 0)
+    (property "Manufacturer Product Number" "AECR0603F51K0K9" (id 6) (at 71.12 106.68 0)
       (effects (font (size 1.27 1.27)) hide)
     )
-    (property "Descriptions" "RES 10k 1% 1/10W 0603" (id 7) (at 71.12 106.68 0)
+    (property "Descriptions" "RES 51k 1% 1/10W 0603" (id 7) (at 71.12 106.68 0)
       (effects (font (size 1.27 1.27)) hide)
     )
     (pin "1" (uuid 4a1edfd1-9e66-4c56-8e53-095b0006f083))
@@ -3203,6 +3274,34 @@
     (pin "5" (uuid 89da606b-f446-4f6d-a1d7-20449341329e))
   )
 
+  (symbol (lib_id "Device:D_Schottky_Filled") (at 83.82 124.46 90) (unit 1)
+    (in_bom yes) (on_board yes)
+    (uuid e09a804f-288d-49fd-894f-c1d02b9d2a19)
+    (property "Reference" "D3" (id 0) (at 86.36 123.5074 90)
+      (effects (font (size 1.27 1.27)) (justify right))
+    )
+    (property "Value" "SBAS16HT3G" (id 1) (at 85.09 127 90)
+      (effects (font (size 1.27 1.27)) (justify right))
+    )
+    (property "Footprint" "Diode_SMD:D_SOD-323" (id 2) (at 83.82 124.46 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "Datasheet" "~" (id 3) (at 83.82 124.46 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "Descriptions" "DIODE 100V 200mA 6ns SOD323" (id 4) (at 83.82 124.46 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "Manufacturer" "Onsemi" (id 5) (at 83.82 124.46 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (property "Manufacturer Product Number" "SBAS16HT3G" (id 6) (at 83.82 124.46 0)
+      (effects (font (size 1.27 1.27)) hide)
+    )
+    (pin "1" (uuid 64a53cfc-2997-4214-b489-9aecc0434a1e))
+    (pin "2" (uuid 81c1eb01-e0f0-45e7-9c11-5bb9bdab9edc))
+  )
+
   (symbol (lib_id "Device:D") (at 35.56 140.97 180) (unit 1)
     (in_bom yes) (on_board yes) (fields_autoplaced)
     (uuid e1ac51a6-7591-435c-8072-4d99cc247828)

--
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