Key facts
- Brand
- Linear Technology
- Model
- LT3570
- Category
- Other Electronics
- Documents
- 2
- Languages
- EN
- Last added
- 2012-06-05
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linear DESIGN FEATURES LTMag-V18N02-08-LT3570-ChrisFalvey service manual
The document describes the LT3570, a monolithic dual-output switching regulator that integrates a current mode buck regulator, a current mode boost regulator, and an LDO controller into a single package. It simplifies complex multi-rail power supply designs by allowing independent input voltages ranging from 2.5V to 40V.
Read onlineLinear Technology LT3570 specifications
| Input Voltage Range | 2.5 V to 36 V |
|---|---|
| Maximum Output Current | 1.5 A |
| Programmable Switching Frequency | 500 kHz to 2 MHz |
| Synchronizable Frequency | Up to 2.75 MHz |
| Duty Cycle Range | 0 % to 90 % at 1 MHz |
| LDO Output Current | 10 mA |
| Package Options | 24‑lead QFN (4 mm × 4 mm) and 20‑lead TSSOP |
Source: Linear Technology LT3570 Buck/Boost Converter and LDO Controller Datasheet
All Linear Technology LT3570 documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What is the maximum input voltage range for each regulator?
The independent input voltages support a wide operating range from 2.5V up to 40V.
From: linear DESIGN FEATURES LTMag-V18N02-08-LT3570-ChrisFalvey service manual
What is the output current capability of the LDO controller?
The LDO controller has an output current capability of 10mA.
From: linear DESIGN FEATURES LTMag-V18N02-08-LT3570-ChrisFalvey service manual
What is the input voltage range of the LT3570?
The LT3570 operates with an input voltage from 2.5 V to 36 V.
From: Linear Technology LT3570 Buck/Boost Converter and LDO Controller Datasheet
What is the maximum programmable switching frequency?
The device can be programmed for switching frequencies between 500 kHz and 2 MHz, and can be synchronized up to 2.75 MHz.
From: Linear Technology LT3570 Buck/Boost Converter and LDO Controller Datasheet