LetsTrust TPM for Raspberry Pi

(26,71 excl. VAT)

LetsTrust TPM – an easy-to-use TPM solution for the Raspberry Pi single board computer platform.

Out of stock

Join the waitlist to be emailed when this product becomes available

SKU: 9801 Categories: , Compatibility:


LetsTrust TPM is an add-on GPIO TPM module for the Raspberry Pi platform based on an Infineon Optiga ™ SLB 9670 TPM 2.0. It is compatible with all Raspberry Pi models including the Raspberry Pi 4 . Device tree overlay support with Raspbian Kernel> = 4.14.85

TPM features

  • Infineon Optiga ™ SLB 9670 TPM 2.0
  • Compliant with TPM Specification 2.0 Rev. 01.38
  • Firmware> = 7.85
  • TRNG (Real Random Number Generator) – True Hardware Random Number Generator

Design & interface

  • Interface to the Pi: SPI
  • Compatible with all previously released Raspberry Pi models (including Pi 3, Pi Zero, etc.)
  • Compact size thanks to 2×5 pin headers, so the remaining GPIO pins remain freely available
  • Can be firmly soldered with Raspberry Pi pins
  • fits into common standard housings

Software support

  • from Raspbian Stretch with the kernel 4.14.85 build in support with a device tree overlay
  • Built-In Support for Windows 10 IoT (on Pi 2, 3, 3B +)

Software downloads


Scope of delivery:

  • LetsTrust TPM module
  • 8-pin header (installation aid to determine the correct position for the TPM module without counting)


  • The LetsTrust TPM board is developed in Germany
  • The PCB production of LetsTrust TPM takes place exclusively at a Bavarian assembly company
  • The TPM can optionally be permanently soldered

Further information and links can be found at www.LetsTrust.de

Hardware installation:

Step 1: Attach the 8-pin header to pin 1 of the Raspberry Pi

Note: the picture shows the Pi Zero WH (with pre-soldered header). The LetsTrust TPM is of course also compatible with the Raspberry Pi 1/2/3.
The pin header has pins at the top that can be used directly for other projects if necessary. Attaching the 8-pin header is used to determine the correct pins for attaching the LetsTrust TPM module and is not required for its function.

Step 2: Plugging in the LetsTrust TPM module
The module is plugged directly next to the 8-pin header.


  • Pi Zero WH not included, but recommended for easy plug & play entry without soldering
  • Software installation necessary to use the module – see www.letsTrust.de from Rasbian with Kernel 4.14.85 DTO support.
  • The module also works under Windows 10 IoT Core and the platforms Pi 2, 3, 3B + supported by it!
  • The module is delivered with firmware> = 7.85

Additional information

Weight50 g
Manufacturer Product Number
Country of OriginDE
HS Tariff Code84718000


There are no reviews yet.

Show only reviews in English (0)

Be the first to review “LetsTrust TPM for Raspberry Pi”

Your email address will not be published. Required fields are marked *