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--- equipment:lynkineser [2023/07/25 20:04] – Mads Chr. Olesen
+++ equipment:lynkineser [2025/08/28 20:30] (current) – Torsten Martinsen
@@ Line 1: / Line 1: @@
 ====== LynKineser: Ligesom Kina, bare hurtigere ======
+HQR1105, HQR1106
 Vi holder et lille lager af ting fra Kina, men som der tit er brug for, og som det derfor kan betale sig at have på lager. Inspireret af [[https://labitat.dk/wiki/EBay-in-a-box|Labitat's Ebay in a box]].
@@ Line 16: / Line 18: @@
 https://www.aliexpress.com/item/10pcs-D1-mini-Mini-NodeMcu-4M-bytes-Lua-WIFI-Internet-of-Things-development-board-based-ESP8266/32665906164.html
+==== DC-DC Step-down converter (buck) DSN360 (eller Mini360) ====
+gæt på spec:
+    Non-isolated buck, så den negative indgang er direkte forbundet til den negative udgang
+    Rectification: synchronous rectification
+    Input voltage: 4.75V-23V
+    Output voltage: 1.0V-17V
+    Current output: 3A peak, 1.8A ongoing, adequate heat sinking is necessary for currents above 1.5A
+    Transfer efficiency: 96% (max)
+    Switching frequency: 340KHz
+    Output ripple: 30mV (no-load)
+    Load regulation: ±0.5%
+    Voltage regulation: ±2.5%
+    Operating temperature: -40~+85
 ==== DC-DC Step-down converter (buck) LM2596 ====
@@ Line 24: / Line 42: @@
 https://www.aliexpress.com/item/10-pcs-LM2596HVS-LM2596HV-DC-DC-Adjustable-Step-Down-Buck-Converter-Power-Module-4-5-50V/32585095868.html
-==== DC-DC Step-up converter (buck) LM2577 ====
+==== DC-DC Step-up converter LM2577 ====
 Input: 3-32 V DC, output justerbart: 5-35V.

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