diff --git a/doc/Hardware_PowerSupply.de.md b/doc/Hardware_PowerSupply.de.md
index 7349331..4d8d0b0 100644
--- a/doc/Hardware_PowerSupply.de.md
+++ b/doc/Hardware_PowerSupply.de.md
@@ -83,7 +83,7 @@ graph TD
         CHARGER[ Ladeschaltung<br/>bq24296M + bq24239 ]
         DCDC[ Buck-Boost-Wandler<br/>TPS63020 ]
         LDO[ LDO-Regler<br/>XC6206P332MR-G ]
-        PMUX_BACKUP[ VBackup-Multiplexer<br/>TPS2116 ]
+        PMUX_BACKUP[ VBackup-Multiplexer<br/>Diskrete Lösung ]
         SDSWITCH[ SD-Schalter<br/>P-MOSFET ]
     end