Key facts
- Brand
- Linear Technology
- Model
- LTC3731
- Category
- Other Electronics
- Industry
- Electronics
- Documents
- 2
- Languages
- EN
- Last added
- 2012-05-12
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Linear Technology LTC3731H Datasheet
The LTC3731H is a PolyPhase® synchronous step‑down switching regulator controller that drives three external N‑channel MOSFET stages. It operates up to 140 °C junction temperature and offers features such as adjustable soft‑start, over‑voltage protection, and selectable phase output for up to 12‑phase operation.
The document provides absolute maximum ratings, electrical characteristics, pin functions, typical performance graphs, and package dimensions for the 36‑lead SSOP version. It also lists typical applications in automotive and industrial power supplies.
Linear Technology LTC3731 specifications
| Output Voltage Range | 0.6 V – 6 V |
|---|---|
| Switching Frequency per Phase | 250 kHz – 600 kHz |
| Maximum Operating Temperature | -40 °C – 140 °C |
| Package | 36‑Lead Plastic SSOP |
All Linear Technology LTC3731 documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What output voltage range does the LTC3731H support?
It supports output voltages from 0.6 V to 6 V.
What is the operating temperature range of the LTC3731H?
The device is rated for operation from –40 °C to 140 °C.
What is the maximum switching frequency of the LTC3731?
The controller can operate from 250 kHz up to 600 kHz per phase.
How much peak output current can the LTC3731 deliver?
It can deliver up to 5 A of peak output current for pulses shorter than 1 ms.