Mechanical Dimensions & Land Pattern (SOIC-8)
Extracted from Datasheet & IPC-7351B NormalizedRecommended Companion BOM & Drop-In Equivalents
Passive external components per reference schematic and 1:1 pin-compatible alternatives| Designator / Replacement MPN | Value / Package | Function & PCB Layout Rule |
|---|---|---|
| N/A BOM | Per application circuit SOIC-8 | Size power & signal trace widths for rated load current following IPC-2221 clearance rules. |
Technical Frequently Asked Questions (FAQ) — LM358DR (SOIC-8)
Quick answers covering Pinout, IPC-7351B Land Pattern dimensions, and CAD export formatsWhat is the Pinout and operating voltage specification of LM358DR (SOIC-8)?
Manufactured by TI, the LM358DR is housed in a SOIC-8 package with 8 pins and a 1.27 mm lead pitch, supporting a VCC supply range of 3 V to 32 V. Key pins include: 1 (1OUT: Multiplexed I/O & Peripheral Pin 1OUT (General)), 2 (1IN –: Multiplexed I/O & Peripheral Pin 1IN – (General)), 3 (1IN+: Multiplexed I/O & Peripheral Pin 1IN+ (General)), 4 (GND: Ground Reference Pin (GND)), 5 (2IN+: Multiplexed I/O & Peripheral Pin 2IN+ (General)), 6 (2IN –: Multiplexed I/O & Peripheral Pin 2IN – (General)).
What are the IPC-7351B PCB Footprint dimensions for LM358DR?
Normalized from the official datasheet mechanical drawing per IPC-7351B (Density Level B Nominal), LM358DR (SOIC-8) has a nominal body envelope of 3.90 × 4.90 mm, pitch e = 1.27 mm, and 8 copper pads.
Where can I download KiCad (.kicad_mod, .kicad_sym), Fusion 360 (.lbr), and 3D STEP models for LM358DR?
You can download the verified open-hardware (CERN-OHL-P-2.0) CAD library bundle for LM358DR (TI, SOIC-8) directly on this page, including KiCad 8 Footprints (.kicad_mod), Schematic Symbols (.kicad_sym), Autodesk Fusion 360 / Eagle (.lbr), and 3D STEP AP214 / WebGL GLB models.
Static Reference Appendix: Pinout Table (8 pins) & LM358 Family VariantsExpand static table
| Pin # | Signal Name | Electrical Type | Functional Description & Design Notes |
|---|---|---|---|
| 1 | 1OUT | Digital_IO | Signal terminal 1OUT (I/O, 3 V to 32 V domain). Multiplexed alternate functions: 1OUT. Supported peripheral buses: General. |
| 2 | 1IN – | Digital_IO | Signal terminal 1IN – (I/O, 3 V to 32 V domain). Multiplexed alternate functions: 1IN –. Supported peripheral buses: General. |
| 3 | 1IN+ | Digital_IO | Signal terminal 1IN+ (I/O, 3 V to 32 V domain). Multiplexed alternate functions: 1IN+. Supported peripheral buses: General. |
| 4 | GND | GND | 0V electrical ground return terminal (GND) for internal core logic, I/O drivers, and analog sub-blocks. |
| 5 | 2IN+ | Digital_IO | Signal terminal 2IN+ (I/O, 3 V to 32 V domain). Multiplexed alternate functions: 2IN+. Supported peripheral buses: General. |
| 6 | 2IN – | Digital_IO | Signal terminal 2IN – (I/O, 3 V to 32 V domain). Multiplexed alternate functions: 2IN –. Supported peripheral buses: General. |
| 7 | 2OUT | Digital_IO | Signal terminal 2OUT (I/O, 3 V to 32 V domain). Multiplexed alternate functions: 2OUT. Supported peripheral buses: General. |
| 8 | VCC | Power_In | Primary positive power supply input (VCC) operating in the 3 V to 32 V domain (Max rating: 32.0V). |