Key facts
- Brand
- STMicroelectronics
- Model
- L4974A
- Industry
- Industrial
- Documents
- 3
- Languages
- EN
- Last added
- 2012-08-10
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STMicroelectronics L4974A 3.5A Switching Regulator Datasheet
The L4974A is a 3.5A monolithic stepdown switching regulator designed for microprocessor-based systems. It utilizes BCD mixed technology to integrate isolated vertical DMOS power transistors with mixed CMOS/Bipolar transistors, enabling very high efficiency and fast switching times up to 200kHz. The device delivers an adjustable output voltage ranging from 5.1V to 40V.
Read onlineSTMicroelectronics L4974A specifications
| Output Current | 3.5A |
|---|---|
| Output Voltage Range | 5.1V to 40V |
| Switching Frequency | Up to 200kHz |
| Reference Voltage | 5.1V + 2% |
| Package Type | Powerdip 16 + 2+ 2 |
| Maximum Power Dissipation | 5W |
Source: STMicroelectronics L4974A 3.5A Switching Regulator Datasheet
All STMicroelectronics L4974A documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What is the maximum output current of the L4974A?
The device delivers a maximum output current of 3.5A.
From: STMicroelectronics L4974A 3.5A Switching Regulator Datasheet
What is the output voltage range?
The output voltage is variable from 5.1V to 40V.
From: STMicroelectronics L4974A 3.5A Switching Regulator Datasheet
What is the output voltage range of the L4974A?
The device provides an output voltage variable from 5.1V to 40V.
From: STMicroelectronics L4974A 3.5A Switching Regulator Datasheet
What is the maximum switching frequency?
The regulator supports a switching frequency up to 200kHz.
From: STMicroelectronics L4974A 3.5A Switching Regulator Datasheet
What is the maximum output current of the L4974A?
The regulator can deliver up to 3.5 A of output current.
From: STMicroelectronics L4974A 3.5A Switching Regulator Datasheet
What output voltage range does the L4974A support?
It provides an adjustable output voltage from 5.1 V to 40 V.
From: STMicroelectronics L4974A 3.5A Switching Regulator Datasheet