| Company | Trenz Electronic GmbH |
|---|---|
| PCN Number | PCN-20260312 |
| Title | TEB0835-03 Input power protection circuit update |
| Subject | BOM Change |
| Issue Date | 2026-03-24 |
Products Affected
This change affects Trenz Electronic TEB0835 boards of revision TEB0835-03 with following serial numbers:
| 959549 |
| 973672 |
| 973673 |
| 973675 |
| 973676 |
| 973680 ... 973686 |
| 973689 |
| 973691 |
| 973710 |
| 973712 |
| 973713 |
| 973715 |
| 973720 |
| 973728 |
| > 992470 |
Changes
#1 Changed capacitor (C37, C40) from 1 nF to 10 nF.
Type: BOM Change
Reason: Decrease slew rate for input power rail.
Impact: Improve power-up behaviour.
#2 Increased input voltage protection range from 11 V ... 13 V to 9.1 V ... 13.6 V.
- Changed resistor (R138, R146) from 3.16 MOhm to 3.9 MOhm.
- Changed resistor (R140, R149) from 3.16 MOhm to 1.24 MOhm.
- Changed resistor (R141, R151) from 51 kOhm to 100 kOhm.
- Changed resistor (R142, R152) from 249 kOhm to 200 kOhm.
Type: BOM Change
Reason: Improve power-up behaviour.
Impact: Improved power-up behaviour.
Method of Identification
Locate serial number on the top side of TEB0835-03.
Production Shipment Schedule
This change takes place with immediate effect. If the new version is not suitable for your application and still the former version of the board is needed, please contact us.
Contact Information
If you have any questions related to this PCN, please contact Trenz Electronics Technical Support at
- forum.trenz-electronic.de
- wiki.trenz-electronic.de
- support%trenz-electronic.de (subject = PCN-20260312)
phone
national calls: 05741 3200-0
international calls: 0049 5741 3200-0
Disclaimer
Any projected dates in this PCN are based on the most current product information at the time this PCN is being issued, but they may change due to unforeseen circumstances. For the latest schedule and any other information, please contact your local Trenz Electronic sales office, technical support or local distributor.
This PCN follows JEDEC Standard J-STD-046.
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