Key facts
- Brand
- Siemens
- Model
- BTS 542 E2
- Category
- Power Management
- Documents
- 2
- Languages
- EN
- Last added
- 2012-04-06
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Siemens BTS 542 E2 Smart Highside Power Switch Datasheet
The Siemens BTS 542 E2 is a smart high‑side power switch designed for 12 V and 24 V DC grounded loads. It integrates overload, over‑voltage, short‑circuit, thermal shutdown and reverse‑battery protection, and provides diagnostic feedback via an open‑drain output.
The document lists pin functions, maximum ratings, electrical characteristics, protection functions, diagnostic behavior, truth tables and package dimensions, enabling designers to select and implement the device in automotive, industrial and consumer electronics applications.
Siemens BTS 542 E2 specifications
| Current limitation | 70 A |
|---|---|
| Load current (ISO) | 21 A |
| Power dissipation (DC) | 167 W |
| Input voltage (DC) | -0.5 V to +6 V |
| Operating temperature range | -40 °C to +150 °C |
| ESD capability | 2.0 kV (HBM) |
Source: Siemens BTS 542 E2 Smart Highside Power Switch Datasheet
All Siemens BTS 542 E2 documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What is the maximum load current rating?
The device can handle a load current of up to 21 A (ISO rating).
From: Siemens BTS 542 E2 Smart Highside Power Switch Datasheet
What input voltage range does the BTS 542 E2 accept?
The input voltage range is from –0.5 V to +6 V DC.
From: Siemens BTS 542 E2 Smart Highside Power Switch Datasheet
What is the maximum supply voltage the device can handle?
The device can tolerate up to 63 V supply voltage.
How much power can the switch dissipate continuously?
The datasheet lists a maximum DC power dissipation of 167 W.