From 62849a07b15bc5f304701756cb262b402db14739 Mon Sep 17 00:00:00 2001
From: Jochen Vothknecht <jochen3120@gmail.com>
Date: Wed, 26 Jan 2022 18:39:16 +0100
Subject: [PATCH] Adding tiny buck regulator

---
 TripwireHook.dcm |  4 ++++
 TripwireHook.lib | 17 +++++++++++++++++
 2 files changed, 21 insertions(+)

diff --git a/TripwireHook.dcm b/TripwireHook.dcm
index 4216bbd..03f8fd4 100644
--- a/TripwireHook.dcm
+++ b/TripwireHook.dcm
@@ -54,6 +54,10 @@ K USB Hub
 F https://datasheet.lcsc.com/lcsc/1811151645_CoreChips-SL2-1A_C192893.pdf
 $ENDCMP
 #
+$CMP STI3408B
+D 1.2A, 6V, 1.5MHz Synchronous Step-Down Converter
+$ENDCMP
+#
 $CMP WS2812B-2020
 D RGB LED with integrated controller
 K RGB LED NeoPixel addressable
diff --git a/TripwireHook.lib b/TripwireHook.lib
index dd70aa6..3934541 100644
--- a/TripwireHook.lib
+++ b/TripwireHook.lib
@@ -1020,6 +1020,23 @@ X Vin 3 -350 -50 100 R 50 50 1 1 I
 ENDDRAW
 ENDDEF
 #
+# STI3408B
+#
+DEF STI3408B U 0 40 Y Y 1 F N
+F0 "U" 0 350 50 H V C CNN
+F1 "STI3408B" 0 250 50 H V C CNN
+F2 "Package_TO_SOT_SMD:SOT-23-5" 550 -250 50 H I C CNN
+F3 "" 550 -250 50 H I C CNN
+DRAW
+S -250 -200 250 200 1 1 0 f
+X EN 1 -350 -100 100 R 50 50 1 1 I
+X GND 2 0 -300 100 U 50 50 1 1 W
+X LX 3 350 100 100 L 50 50 1 1 B
+X Vin 4 -350 100 100 R 50 50 1 1 W
+X FB 5 350 -100 100 L 50 50 1 1 B
+ENDDRAW
+ENDDEF
+#
 # Spider
 #
 DEF Spider #G 0 40 Y Y 1 F N
-- 
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