### LibrePCB Library Definition

Source: https://context7.com/librepcb-libraries/cui_devices.lplib/llms.txt

Defines the main library with its name, description, keywords, author, version, creation date, and dependencies. It specifies the library's identity and manufacturer information.

```lisp
(librepcb_library 2d7a8aa8-eb4d-4bd2-973f-5e71efbacd8d
 (name "CUI Devices")
 (description "Interconnect, Audio, Thermal Management, Motion, and Sensor solutions (unofficial).")
 (keywords "cui,cui devices,cui inc")
 (author "LibrePCB")
 (version "0.2.3")
 (created 2019-11-06T22:36:44Z)
 (deprecated false)
 (url "https://github.com/LibrePCB-Libraries/CUI_Devices.lplib")
 (dependency 6ccc516c-21b7-4cd5-9cf2-7a04cfa361c6)
 (dependency a9ddf0c6-9b1c-4730-b300-01b4f192ad40)
 (manufacturer "CUI Devices")
)
```

--------------------------------

### Define SMT Buzzer Package in LibrePCB

Source: https://context7.com/librepcb-libraries/cui_devices.lplib/llms.txt

Defines a Surface Mount Technology (SMT) magnetic buzzer package named 'CUI_CSS-I4B20-SMT-TR'. Includes detailed footprint geometry, pad definitions (+ and -), a 3D model reference, and silkscreen outlines. This format is specific to the LibrePCB EDA software.

```lisp
(librepcb_package d2d35d5f-75e1-4f1d-a6dc-002d79bd70f0
 (name "CUI_CSS-I4B20-SMT-TR")
 (description "Magnetic buzzer SMT 8.5x8.5mm\n\nNote: Dimension increased to 8.7x8.7mm based on measurements of the real package.")
 (keywords "buzzer,piezo,speaker")
 (author "U. Bruhin")
 (version "0.2")
 (created 2024-07-01T14:51:14Z)
 (deprecated false)
 (generated_by "")
 (category 194951ec-03dd-412a-9828-70c40bbdd22d)
 (assembly_type smt)
 (pad 02fb8e52-8c62-420e-aa97-ea281d42493f (name "+"))
 (pad 4ea60478-6432-4d07-875b-a94a12a4dcdc (name "-"))
 (3d_model 26a75d44-a768-4a16-928b-31e47a05dec3 (name "CSS-I4B20-SMT-TR"))
 (footprint b7172b5e-1bb7-4571-b255-e767904c71e8
  (name "default")
  (description "")
  (3d_position 0.0 0.0 0.0) (3d_rotation 0.0 0.0 0.0)
  (3d_model 26a75d44-a768-4a16-928b-31e47a05dec3)
  (pad 22f732e1-286d-4d71-a830-0488efaffaa6 (side top) (shape roundrect)
   (position -3.5 3.5) (rotation 0.0) (size 2.5 2.5) (radius 0.2)
   (stop_mask auto) (solder_paste auto) (clearance 0.0) (function standard)
   (package_pad 02fb8e52-8c62-420e-aa97-ea281d42493f)
  )
  (pad 6f2923bd-91e9-4174-a6ff-619a2d38ad12 (side top) (shape roundrect)
   (position -3.5 -3.5) (rotation 0.0) (size 2.5 2.5) (radius 0.2)
   (stop_mask auto) (solder_paste auto) (clearance 0.0) (function standard)
   (package_pad 4ea60478-6432-4d07-875b-a94a12a4dcdc)
  )
  (pad 54b85ef2-7f4a-4865-be72-0510af0b65b2 (side top) (shape roundrect)
   (position 3.5 3.5) (rotation 0.0) (size 2.5 2.5) (radius 0.2)
   (stop_mask auto) (solder_paste auto) (clearance 0.0) (function standard)
   (package_pad 02fb8e52-8c62-420e-aa97-ea281d42493f)
  )
  (pad 6b26fb4d-55bf-4657-aebb-9d4666552bbd (side top) (shape roundrect)
   (position 3.5 -3.5) (rotation 0.0) (size 2.5 2.5) (radius 0.2)
   (stop_mask auto) (solder_paste auto) (clearance 0.0) (function standard)
   (package_pad 4ea60478-6432-4d07-875b-a94a12a4dcdc)
  )
  (polygon d65a3c77-aa79-40ef-a327-e89a74364be8 (layer top_package_outlines)
   (width 0.0) (fill false) (grab_area false)
   (vertex (position -4.35 4.35) (angle 0.0))
   (vertex (position 4.35 4.35) (angle 0.0))
   (vertex (position 4.35 -4.35) (angle 0.0))
   (vertex (position -4.35 -4.35) (angle 0.0))
  )
  (circle 4bdb91f6-eb12-4276-a03a-61e96c79a0fb (layer top_documentation)
   (width 0.2) (fill false) (grab_area false) (diameter 5.0) (position 0.0 0.0)
  )
  (stroke_text b7373867-8308-405a-95b5-6b3fb3a27052 (layer top_names)
   (height 1.0) (stroke_width 0.2) (letter_spacing auto) (line_spacing auto)
   (align center bottom) (position 0.0 5.08) (rotation 0.0)
   (auto_rotate true) (mirror false) (value "{{NAME}}")
  )
 )
)

```

--------------------------------

### Define DC Power Jack Package - Lisp

Source: https://context7.com/librepcb-libraries/cui_devices.lplib/llms.txt

This Lisp code defines a PCB package for a DC power jack. It includes pad definitions, footprint details with hole sizes and shapes, and a legend with the component name. This definition is crucial for accurate PCB layout and manufacturing.

```lisp
(librepcb_package a83e266f-81cd-480d-81a0-8755a473b953
 (name "CUI_PJ-037B[H]")
 (description "DC power jack 2.5/5.5mm.\n\nNote: Pad sizes smaller than in datasheet because it was too loose.")
 (keywords "barrel,power,jack")
 (author "U. Bruhin")
 (version "0.2")
 (created 2023-09-10T22:06:43Z)
 (deprecated false)
 (generated_by "")
 (category 1741d1fa-9ca8-4bbf-a282-f84601d51afb)
 (assembly_type tht)
 (pad 30bf1512-b9e1-4af5-a138-aec8428976fc (name "1"))
 (pad 0ab29455-1890-4c7c-b72b-2035bee04f97 (name "2"))
 (footprint a815bfb4-8eb0-4192-b556-f87193f79766
  (name "default")
  (description "")
  (3d_position 7.0 0.0 0.0) (3d_rotation 0.0 0.0 0.0)
  (pad f93a8bc2-e0ab-4363-940c-1bd53b478e3c (side top) (shape roundrect)
   (position 0.0 6.3) (rotation 0.0) (size 4.2 1.8) (radius 1.0)
   (stop_mask auto) (solder_paste off) (clearance 0.0) (function standard)
   (package_pad 30bf1512-b9e1-4af5-a138-aec8428976fc)
   (hole 8e967db9-a7c5-4f7c-b620-7b17bf324668 (diameter 0.7)
    (vertex (position 1.2 0.0) (angle 0.0))
    (vertex (position -1.2 0.0) (angle 0.0))
   )
  )
  (pad 1abfc353-d654-4e68-8714-d755a4520b16 (side top) (shape roundrect)
   (position 0.0 0.0) (rotation 0.0) (size 3.8 1.8) (radius 1.0)
   (stop_mask auto) (solder_paste off) (clearance 0.0) (function standard)
   (package_pad 0ab29455-1890-4c7c-b72b-2035bee04f97)
   (hole dd7edc38-03f6-4d00-8298-111b9f3d6036 (diameter 0.7)
    (vertex (position 1.0 0.0) (angle 0.0))
    (vertex (position -1.0 0.0) (angle 0.0))
   )
  )
  (polygon da6ae929-18ef-446d-b5c4-e23be636be1f (layer top_legend)
   (width 0.2) (fill false) (grab_area false)
   (vertex (position 2.5 7.1) (angle 0.0))
   (vertex (position 4.55 7.1) (angle 0.0))
   (vertex (position 4.55 -7.6) (angle 0.0))
   (vertex (position -4.55 -7.6) (angle 0.0))
   (vertex (position -4.55 7.1) (angle 0.0))
   (vertex (position -2.5 7.1) (angle 0.0))
  )
  (stroke_text 0bec5334-5bf2-454f-9421-2aa1c9da0564 (layer top_names)
   (height 1.0) (stroke_width 0.2) (letter_spacing auto) (line_spacing auto)
   (align right bottom) (position -5.08 7.0) (rotation 90.0)
   (auto_rotate true) (mirror false) (value "{{NAME}}")
  )
 )
 (approved missing_footprint_3d_model
  (footprint a815bfb4-8eb0-4192-b556-f87193f79766)
 )
)
```

--------------------------------

### Magnetic Buzzer Device Definition with Specifications (LibrePCB)

Source: https://context7.com/librepcb-libraries/cui_devices.lplib/llms.txt

Defines a magnetic buzzer with detailed electrical and acoustic specifications. It includes the device name, description, keywords, author, version, and links to the datasheet, along with component and package information and specific attributes like operating voltage and sound pressure level.

```lisp
(librepcb_device 5e729872-fa3a-4763-b25e-153677ac5e12
 (name "CUI CSS-I4B20-SMT-TR")
 (description "Magnetic buzzer 3..5V∿")
 (keywords "buzzer,piezo,speaker")
 (author "U. Bruhin")
 (version "0.1")
 (created 2025-10-07T08:43:05Z)
 (deprecated false)
 (generated_by "")
 (category 75a26b1f-c84e-4a3d-a20d-021d37e6697d)
 (resource "Datasheet CUI CSS-I4B20-SMT-TR (new)" (mediatype "application/pdf")
  (url "https://www.sameskydevices.com/product/resource/css-i4b20-smt-tr.pdf")
 )
 (component bf9fd758-bb16-4eec-b83c-a149287e3e83)
 (package d2d35d5f-75e1-4f1d-a6dc-002d79bd70f0)
 (pad 02fb8e52-8c62-420e-aa97-ea281d42493f (signal 2b5589ff-61f5-4522-823f-719cc513f8b7))
 (pad 4ea60478-6432-4d07-875b-a94a12a4dcdc (signal b3953c12-a642-4cac-8243-5d6e8b0df6ea))
 (part "CSS-I4B20-SMT-TR" (manufacturer "CUI Devices")
  (attribute "OPERATING_VOLTAGE" (type string) (unit none) (value "3..5V∿"))
  (attribute "CURRENT_CONSUMPTION" (type current) (unit milliampere) (value "80"))
  (attribute "RATED_FREQUENCY" (type frequency) (unit hertz) (value "2730"))
  (attribute "SOUND_PRESSURE_LEVEL" (type string) (unit none) (value "90dBA"))
 )
)
```

--------------------------------

### Define LibrePCB Package Category

Source: https://context7.com/librepcb-libraries/cui_devices.lplib/llms.txt

Defines a package category named 'CUI Devices' within the LibrePCB library hierarchy. This entry specifies its author, version, creation date, and links to a parent category. This structure helps in organizing components within the LibrePCB software.

```lisp
(librepcb_package_category 1741d1fa-9ca8-4bbf-a282-f84601d51afb
 (name "CUI Devices")
 (description "")
 (keywords "cui,cuidevices")
 (author "Danilo Bargen")
 (version "0.1")
 (created 2019-11-06T22:52:41Z)
 (deprecated false)
 (parent 194951ec-03dd-412a-9828-70c40bbdd22d)
)

```

--------------------------------

### USB Type-C Connector Device Definition (LibrePCB)

Source: https://context7.com/librepcb-libraries/cui_devices.lplib/llms.txt

Defines a USB Type-C power-only receptacle with surface mount and right-angle configuration. It includes details like name, description, keywords, author, version, and component/package associations.

```lisp
(librepcb_device 09214b77-dd18-43c2-ade6-92e293c19fb2
 (name "CUI UJC-HP-3-SMT-TR")
 (description "Type C, 3 A, Right Angle, Surface Mount (SMT), Power Only 6-Pin USB Receptacle")
 (keywords "usb,type-c,power-only")
 (author "Danilo Bargen")
 (version "0.2")
 (created 2020-06-06T23:53:25Z)
 (deprecated false)
 (generated_by "")
 (category c4c12c6e-abcd-4856-8445-e96c2737423e)
 (component c171cc73-2310-4d3b-b4b7-03ff75b16d3d)
 (package f8dc5f6e-37a1-423a-b9a4-9001043d62af)
 (pad 4a4d79d4-617a-46a9-b8df-2238a3b9f1b2 (signal 0148eb05-e599-4187-9e16-4f8446d46e18))
 (pad 50244871-d0c9-4b03-bbd7-49b1cbf7dcf1 (signal 14f91f62-0398-4413-aae0-3cfdecf0fda7))
 (pad 52e78a06-97b8-4dce-8750-5634bc8b6293 (signal 3fa1bf37-f857-4992-9903-7cfb0a74f864))
 (pad 596e23c7-64f1-48a6-9ac4-09e47c7c44e5 (signal 3fa1bf37-f857-4992-9903-7cfb0a74f864))
 (pad 9eb234f5-46dd-4f25-984f-ffa8043d0afb (signal 0148eb05-e599-4187-9e16-4f8446d46e18))
 (pad ab95470a-7acf-4dc5-8933-48ee9c3b1b99 (signal 41617ae9-3b5d-4379-9676-789174469b98))
 (pad b6d77abd-8043-4150-88e2-95cb2344642a (signal 0148eb05-e599-4187-9e16-4f8446d46e18))
 (pad c20f7ac4-55fa-4067-b6bb-804a02d303d4 (signal a41c894e-0d61-4fa5-a141-9d92c4e6c339))
 (pad c25763cd-0d1a-47af-a036-f000d44f81e0 (signal 0148eb05-e599-4187-9e16-4f8446d46e18))
 (pad f7567b62-ba7f-4b4e-a928-7812d1da40c1 (signal 41617ae9-3b5d-4379-9676-789174469b98))
 (part "UJC-HP-3-SMT-TR" (manufacturer "CUI Devices"))
)
```

=== COMPLETE CONTENT === This response contains all available snippets from this library. No additional content exists. Do not make further requests.