add various current limiters

vreg/current-limit_dio755x.yaml

@@ -0,0 +1,36 @@
+name: DIO7552
+alias: DIO7553
+description: current-limited power-distribution switch
+datasheet: https://www.dioo.com/uploads/product/20211022/ab9a74090f4bb5fcb1a0eb187971580c.pdf
+distributors: LCSC C2920631
+
+pinout:
+  IN: 1
+  GND: 2
+  EN: 3
+  FAULT: 4
+  ILIMIT: 5
+  OUT: 6
+
+properties:
+  power: IN, OUT
+  output: FAULT
+  ground: GND
+  input: EN, ILIMIT
+
+schematic:
+  symbol: IC
+  left: IN, FAULT, EN
+  right: OUT, ILIMIT
+  bottom: GND
+
+housing:
+  pattern: SOT23
+  bodyWidth: 1.5-1.7
+  bodyLength: 2.8-3.0
+  leadSpan: 2.7-3.0
+  leadWidth: 0.3-0.5
+  leadLength: 0.3-0.6
+  height: 1.0-1.3
+  pitch: 0.95 # e
+  leadCount: 6

vreg/current-limit_sy6288.yaml

@@ -0,0 +1,35 @@
+name: SY6288
+# only SOT23-5 is described here
+description: current-limited power-distribution switch
+datasheet: https://datasheet.lcsc.com/lcsc/1811031913_Silergy-Corp-SY6288AAAC_C111829.pdf
+distributors: LCSC C111829
+
+pinout:
+  VIN: 5
+  GND: 2
+  OCB: 3
+  EN: 4
+  VOUT: 1
+
+properties:
+  power: VIN
+  output: VOUT, OCB
+  ground: GND
+  input: EN
+
+schematic:
+  symbol: IC
+  left: VIN, EN
+  right: VOUT, OCB
+  bottom: GND
+
+housing:
+  pattern: SOT23
+  bodyWidth: 1.5-1.7
+  bodyLength: 2.8-3.1
+  leadSpan: 2.7-3.0
+  leadWidth: 0.3-0.5
+  leadLength: 0.3-0.6
+  height: 1.0-1.3
+  pitch: 0.95 # e
+  leadCount: 5

vreg/current-limit_tj2242.yaml

@@ -0,0 +1,36 @@
+name: TJ2242
+description: current-limited power-distribution switch
+datasheet: http://www.htckorea.co.kr/Datasheet/DDR%20Power%20Supply/TJ2242.pdf
+# complete datasheet at https://cdn-3a4dd4ab.ozdisan.com/ETicaret_Dosya/607437_261811.pdf
+distributors: LCSC C596350
+
+pinout:
+  IN: 1
+  GND: 2
+  EN: 3
+  FLAG: 4
+  ILIMIT: 5
+  OUT: 6
+
+properties:
+  power: IN
+  output: OUT, FLAG
+  ground: GND
+  input: EN, ILIMIT
+
+schematic:
+  symbol: IC
+  left: IN, FLAG, EN
+  right: OUT, ILIMIT
+  bottom: GND
+
+housing:
+  pattern: SOT23
+  bodyWidth: 1.5-1.7
+  bodyLength: 2.8-3.0
+  leadSpan: 2.7-3.0
+  leadWidth: 0.3-0.5
+  leadLength: 0.3-0.6
+  height: 1.0-1.3
+  pitch: 0.95 # e
+  leadCount: 6