diff --git a/vreg/vreg_ldo_microchip_mic5504.yaml b/vreg/vreg_ldo_microchip_mic5504.yaml
new file mode 100644
index 0000000..ad0fe38
--- /dev/null
+++ b/vreg/vreg_ldo_microchip_mic5504.yaml
@@ -0,0 +1,58 @@
+name: MIC5504
+alias: MIC5501, MIC5502, MIC5503
+description: low drop out voltage regulator
+variations: MT, M5
+datasheet: https://www.digikey.de/en/supplier-centers/microchip-technology
+keywords: IC, regulator
+
+pinout@M5:
+  VIN: 1
+  GND: 2
+  EN: 3
+  NC: 4
+  VOUT: 5
+
+pinout@MT:
+  VIN: 4
+  GND: 2
+  EN: 3
+  VOUT: 1
+
+properties:
+  power: VIN
+  output: VOUT
+  ground: GND
+  input: EN
+  nc: NC
+
+schematic:
+  symbol: IC
+  left: VIN, EN
+  right: VOUT
+  bottom: GND
+
+housing@M5:
+  pattern: SOT23
+  bodyWidth: 1.5-1.7
+  bodyLength: 2.8-3.0
+  leadSpan: 2.6-3.0
+  leadWidth: 0.25-0.50
+  leadLength: 0.35-0.55
+  height: 0.9-1.3
+  pitch: 0.95
+  leadCount: 5
+
+housing@MT:
+  pattern: DFN
+  bodyWidth: 0.95-1.05
+  bodyLength: 0.95-1.05
+  leadWidth: 0.175-0.275
+  leadLength: 0.175-0.275
+  height: 0.5-0.6
+  pitch: 0.650
+  leadCount: 4
+  # the tab should be at a 45° angle, but we can't do that with standard QFN package. instead T made the least pad
+  tabWidth: 0.40
+  tabLength: 0.15
+  tabPosition: 0.0, 0.0
+